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From nobody Fri Nov  1 06:12:37 2019
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Reviewer: Paul Wouters
Review result: Has Issues

I have reviewed this document as part of the security directorate's  ongoing
effort to review all IETF documents being processed by the  IESG.  These
comments were written primarily for the benefit of the  security area
directors.  Document editors and WG chairs should treat these comments just
like any other last call comments.

As this document populates an IANA registry with metrics values, no security
considerations apply. This is stated in the Security Section.

Normally, the IANA considerations are within one section and all other sections
are written as if this has already been done, except with a [TBD] for any value
IANA needs to put in. But this document uses text outside the Iana
Considerations section like:

      "IANA is asked to assign different numeric identifiers to each of the two
      Named Metrics."

It is better to rewrite this with clear text stating Name X is assigned value
[TBD]

Similarly, the document has "Change Controller", but the way this is normally
phrased is to be part of the new Registry definition of "Registration
Procedure(s)" which has defined values like "Expert review", "Specification
Required", "First Come First Serve", etc. The document should be changed to
reflect these standard types of policies, and ask IANA to create the Registries
with the standarized procedure terms for updating those registries.



From nobody Fri Nov  1 08:54:49 2019
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From: "Roni Even (A)" <roni.even@huawei.com>
To: "MORTON, ALFRED C (AL)" <acm@research.att.com>, Roni Even <ron.even.tlv@gmail.com>, "gen-art@ietf.org" <gen-art@ietf.org>
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Thread-Topic: Genart last call review of draft-ietf-ippm-metric-registry-20
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Hi Al,
I saw that IANA was consulted during the work.
I was wondering what will be the actual text that will be written in the IA=
NA registry, I expected section 10 to describe it.

Registration Procedure(s)
Reference
Note

I am not sure yet what is the Registration Procedure and what will be writt=
en in the Note

Thanks
Roni

-----Original Message-----
From: Gen-art [mailto:gen-art-bounces@ietf.org] On Behalf Of MORTON, ALFRED=
 C (AL)
Sent: Thursday, October 31, 2019 11:52 PM
To: Roni Even; gen-art@ietf.org
Cc: last-call@ietf.org; draft-ietf-ippm-metric-registry.all@ietf.org; ippm@=
ietf.org
Subject: Re: [Gen-art] Genart last call review of draft-ietf-ippm-metric-re=
gistry-20

Hi Roni,
thanks for your comments, please see replies below.
Al

> -----Original Message-----
> From: Roni Even via Datatracker [mailto:noreply@ietf.org]
> Sent: Tuesday, October 29, 2019 4:25 AM
> To: gen-art@ietf.org
> Cc: last-call@ietf.org; ippm@ietf.org; draft-ietf-ippm-metric-=20
> registry.all@ietf.org
> Subject: Genart last call review of draft-ietf-ippm-metric-registry-20
>=20
> Reviewer: Roni Even
> Review result: Almost Ready
>=20
> I am the assigned Gen-ART reviewer for this draft. The General Area=20
> Review Team (Gen-ART) reviews all IETF documents being processed by=20
> the IESG for the IETF Chair.  Please treat these comments just like=20
> any other last call comments.
>=20
> For more information, please see the FAQ at
>=20
> <https://urldefense.proofpoint.com/v2/url?u=3Dhttps-
> 3A__trac.ietf.org_trac_gen_wiki_GenArtfaq&d=3DDwICaQ&c=3DLFYZ-
> o9_HUMeMTSQicvjIg&r=3DOfsSu8kTIltVyD1oL72cBw&m=3DmLefZkw5Y_ld2AFv2msgpzOV=
5
> Z7lZ JkKTdUQf48X15g&s=3DuUg9ktSDILsslqK-rG4YIc3gMW0n6oCa-7Dk0xtFZRo&e=3D>=
.
>=20
> Document: draft-ietf-ippm-metric-registry-??
> Reviewer: Roni Even
> Review Date: 2019-10-29
> IETF LC End Date: 2019-11-06
> IESG Telechat date: Not scheduled for a telechat
>=20
> Summary:
> The document is almost ready for publication as a BCP document
>=20
> Major issues:
>=20
> Minor issues:
> 1. From reading the document it looks to me that the registration=20
> policy should be specification required which also requires expert review=
.
[acm]
I understand that perspective. In early review with IANA we decided on Expe=
rt Review partly because two elements of registry entries require reference=
s to immutable documents, such as standards specifications.
So the requirement for specifications could be seen as built-in.
But we may change to Specification Required now, the last IANA review is in=
-progress.=20

> 2. My understanding is that for registration a document is required ,=20
> not necessarily and RFC, but in multiple places in the document ( 7.3,=20
> 7.3.1, 8.2 ,...) the text talks about RFC and not document.
[acm]
Yes, a few of those slipped through, thanks.

> 3. I am not sure if section 6 is needed in the published document based o=
n its content.=20
[acm]
it's fairly easy for new implementers to pick-up an IPPM RFC (even a STD) a=
nd choose parameters that meet their needs. But for the additional advantag=
e of measurement comparisons, more context is needed. Some may even ask why=
 this registry requires the many details. Answer: See section 6.
A little history is good. Very few have been joining IPPM sessions long eno=
ugh to know this history.

> If it will remain then in 6.1
> first paragraph the reference should be to section 5 and not to section 6=
.
[acm] ok

> 4.
> In sections 10.2 and 10.3 there are guidance taken from this document.=20
> I think that the for IANA it should say in the registry note that the=20
> registration must comply with RFCXXX (this document), I assume that=20
> there is no need to repeat all this text in these sections in the registr=
y note.
[acm]
I have said on a few occasions that almost the entire memo contains IANA Co=
nsiderations. Nevertheless, we wrote and reviewed the memo and (then wrote)=
 the separate IANA section with IANA's help.

I have implemented the agreed changes above in the working version.
Thanks again!

>=20
> Nits/editorial comments:
>=20

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Gen-art@ietf.org
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From nobody Fri Nov  1 09:55:17 2019
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Reviewer: Joel Halpern
Review result: Ready

I am the assigned Gen-ART reviewer for this draft. The General Area
Review Team (Gen-ART) reviews all IETF documents being processed
by the IESG for the IETF Chair.  Please treat these comments just
like any other last call comments.

For more information, please see the FAQ at

<https://trac.ietf.org/trac/gen/wiki/GenArtfaq>.

Document: draft-ietf-ippm-initial-registry-12
Reviewer: Joel Halpern
Review Date: 2019-11-01
IETF LC End Date: 2019-11-06
IESG Telechat date: Not scheduled for a telechat

Summary: This document is ready for publication as a Proposed Standard

Side note: I presume that as part of the process for
draft-ietf-ippm-metric-registry (the normative reference the defines the
structure used in this document) there has been discussion with IANA explicitly
about the fact that this registry has an extremely large number of columns,
some with extremely verbose content, and it will likely take some work for IANA
to determine how to present this in a human-readable fashion?  And the lesser
point that is probably covered by existing procedures, but I wanted to check,
that IANA is prepared to fill in the URLs scattered throughout the document?

Second note:  I did not review the accuracy of the descriptions of the metrics,
but only looked for clarity.  This is material well known to the WG, and mostly
derived from other documents this or closely related working groups have
produced.

Major issues: N/A

Minor issues:
    For those entries that are defining two (or more) closely related metrics,
    should the document actually have two (or more) lines for URL, since the
    text says that IANA is to assign two URLs.  (And the list of differing
    fields should presumably include URL?)

    In the first part of section 5, there is a note about potentially splitting
    the registry entry into two registry entries.  I can not understand the
    note.  The registry is either defined with one entry or defined with two
    entries.  Is this still an open item?  (If so, my "ready" above clearly
    should be "Ready with issues.")  I think it is just an erroneous retention
    of text from earlier?

Nits/editorial comments:
    If there are no roles to define in 5.3.6, shouldn't it say "N/A"

    Some comments and remarks say "None" which makes sense.  Some say
    "Additional (Informational) details for this entry" which seems to be text
    left over from the template that should say "None"?



From nobody Fri Nov  1 13:31:35 2019
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From: Greg Mirsky <gregimirsky@gmail.com>
Date: Fri, 1 Nov 2019 13:30:55 -0700
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Subject: [ippm] Fwd: New Version Notification for draft-ietf-ippm-stamp-option-tlv-02.txt
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--00000000000071a06205964ed846
Content-Type: text/plain; charset="UTF-8"

Dear All,
the new version includes additional details on the use of the Access Report
TLV and introduces a new Follow-up Telemetry TLV.
Your comments, questions, and suggestions are always welcome and are much
appreciated.

Regards,
Greg

---------- Forwarded message ---------
From: <internet-drafts@ietf.org>
Date: Thu, Oct 31, 2019 at 7:22 AM
Subject: New Version Notification for
draft-ietf-ippm-stamp-option-tlv-02.txt
To: Henrik Nydell <hnydell@accedian.com>, Min Xiao <xiao.min2@zte.com.cn>,
Adi Masputra <adi@apple.com>, Ernesto Ruffini <eruffini@outsys.org>,
Gregory Mirsky <gregimirsky@gmail.com>, Richard Foote <
footer.foote@nokia.com>



A new version of I-D, draft-ietf-ippm-stamp-option-tlv-02.txt
has been successfully submitted by Greg Mirsky and posted to the
IETF repository.

Name:           draft-ietf-ippm-stamp-option-tlv
Revision:       02
Title:          Simple Two-way Active Measurement Protocol Optional
Extensions
Document date:  2019-10-31
Group:          ippm
Pages:          20
URL:
https://www.ietf.org/internet-drafts/draft-ietf-ippm-stamp-option-tlv-02.txt
Status:
https://datatracker.ietf.org/doc/draft-ietf-ippm-stamp-option-tlv/
Htmlized:
https://tools.ietf.org/html/draft-ietf-ippm-stamp-option-tlv-02
Htmlized:
https://datatracker.ietf.org/doc/html/draft-ietf-ippm-stamp-option-tlv
Diff:
https://www.ietf.org/rfcdiff?url2=draft-ietf-ippm-stamp-option-tlv-02

Abstract:
   This document describes optional extensions to Simple Two-way Active
   Measurement Protocol (STAMP) which enable measurement performance
   metrics in addition to ones supported by the STAMP base
   specification.




Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

The IETF Secretariat

--00000000000071a06205964ed846
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">Dear All,<div>the new version includes additional details =
on the use of the Access Report TLV and introduces a new Follow-up Telemetr=
y TLV.</div><div>Your comments, questions, and suggestions are always welco=
me and are much appreciated.</div><div><br></div><div>Regards,</div><div>Gr=
eg<br><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">=
---------- Forwarded message ---------<br>From: <span dir=3D"auto">&lt;<a h=
ref=3D"mailto:internet-drafts@ietf.org">internet-drafts@ietf.org</a>&gt;</s=
pan><br>Date: Thu, Oct 31, 2019 at 7:22 AM<br>Subject: New Version Notifica=
tion for draft-ietf-ippm-stamp-option-tlv-02.txt<br>To: Henrik Nydell &lt;<=
a href=3D"mailto:hnydell@accedian.com">hnydell@accedian.com</a>&gt;, Min Xi=
ao &lt;<a href=3D"mailto:xiao.min2@zte.com.cn">xiao.min2@zte.com.cn</a>&gt;=
, Adi Masputra &lt;<a href=3D"mailto:adi@apple.com">adi@apple.com</a>&gt;, =
Ernesto Ruffini &lt;<a href=3D"mailto:eruffini@outsys.org">eruffini@outsys.=
org</a>&gt;, Gregory Mirsky &lt;<a href=3D"mailto:gregimirsky@gmail.com">gr=
egimirsky@gmail.com</a>&gt;, Richard Foote &lt;<a href=3D"mailto:footer.foo=
te@nokia.com">footer.foote@nokia.com</a>&gt;<br></div><br><br><br>
A new version of I-D, draft-ietf-ippm-stamp-option-tlv-02.txt<br>
has been successfully submitted by Greg Mirsky and posted to the<br>
IETF repository.<br>
<br>
Name:=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0draft-ietf-ippm-stamp-option-=
tlv<br>
Revision:=C2=A0 =C2=A0 =C2=A0 =C2=A002<br>
Title:=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 Simple Two-way Active Measurement =
Protocol Optional Extensions<br>
Document date:=C2=A0 2019-10-31<br>
Group:=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 ippm<br>
Pages:=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 20<br>
URL:=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 <a href=3D"https://www.ietf.o=
rg/internet-drafts/draft-ietf-ippm-stamp-option-tlv-02.txt" rel=3D"noreferr=
er" target=3D"_blank">https://www.ietf.org/internet-drafts/draft-ietf-ippm-=
stamp-option-tlv-02.txt</a><br>
Status:=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0<a href=3D"https://datatracker.iet=
f.org/doc/draft-ietf-ippm-stamp-option-tlv/" rel=3D"noreferrer" target=3D"_=
blank">https://datatracker.ietf.org/doc/draft-ietf-ippm-stamp-option-tlv/</=
a><br>
Htmlized:=C2=A0 =C2=A0 =C2=A0 =C2=A0<a href=3D"https://tools.ietf.org/html/=
draft-ietf-ippm-stamp-option-tlv-02" rel=3D"noreferrer" target=3D"_blank">h=
ttps://tools.ietf.org/html/draft-ietf-ippm-stamp-option-tlv-02</a><br>
Htmlized:=C2=A0 =C2=A0 =C2=A0 =C2=A0<a href=3D"https://datatracker.ietf.org=
/doc/html/draft-ietf-ippm-stamp-option-tlv" rel=3D"noreferrer" target=3D"_b=
lank">https://datatracker.ietf.org/doc/html/draft-ietf-ippm-stamp-option-tl=
v</a><br>
Diff:=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0<a href=3D"https://www.ietf.o=
rg/rfcdiff?url2=3Ddraft-ietf-ippm-stamp-option-tlv-02" rel=3D"noreferrer" t=
arget=3D"_blank">https://www.ietf.org/rfcdiff?url2=3Ddraft-ietf-ippm-stamp-=
option-tlv-02</a><br>
<br>
Abstract:<br>
=C2=A0 =C2=A0This document describes optional extensions to Simple Two-way =
Active<br>
=C2=A0 =C2=A0Measurement Protocol (STAMP) which enable measurement performa=
nce<br>
=C2=A0 =C2=A0metrics in addition to ones supported by the STAMP base<br>
=C2=A0 =C2=A0specification.<br>
<br>
<br>
<br>
<br>
Please note that it may take a couple of minutes from the time of submissio=
n<br>
until the htmlized version and diff are available at <a href=3D"http://tool=
s.ietf.org" rel=3D"noreferrer" target=3D"_blank">tools.ietf.org</a>.<br>
<br>
The IETF Secretariat<br>
<br>
</div></div></div>

--00000000000071a06205964ed846--


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From: "MORTON, ALFRED C (AL)" <acm@research.att.com>
To: Paul Wouters <paul@nohats.ca>, "secdir@ietf.org" <secdir@ietf.org>
CC: "last-call@ietf.org" <last-call@ietf.org>, "draft-ietf-ippm-initial-registry.all@ietf.org" <draft-ietf-ippm-initial-registry.all@ietf.org>, "ippm@ietf.org" <ippm@ietf.org>
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From: "MORTON, ALFRED C (AL)" <acm@research.att.com>
To: Joel Halpern <jmh@joelhalpern.com>, "gen-art@ietf.org" <gen-art@ietf.org>
CC: "last-call@ietf.org" <last-call@ietf.org>, "draft-ietf-ippm-initial-registry.all@ietf.org" <draft-ietf-ippm-initial-registry.all@ietf.org>, "ippm@ietf.org" <ippm@ietf.org>
Thread-Topic: Genart last call review of draft-ietf-ippm-initial-registry-12
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Date: Sun, 3 Nov 2019 20:14:40 +0000
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To: "MORTON, ALFRED C (AL)" <acm@research.att.com>, "gen-art@ietf.org" <gen-art@ietf.org>
Cc: "last-call@ietf.org" <last-call@ietf.org>, "draft-ietf-ippm-initial-registry.all@ietf.org" <draft-ietf-ippm-initial-registry.all@ietf.org>, "ippm@ietf.org" <ippm@ietf.org>
References: <157262730194.31927.5524715609259531175@ietfa.amsl.com> <4D7F4AD313D3FC43A053B309F97543CFA0B6B28E@njmtexg5.research.att.com>
From: Joel Halpern Direct <jmh.direct@joelhalpern.com>
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Date: Sun, 3 Nov 2019 16:00:05 -0500
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Subject: Re: [ippm] Genart last call review of draft-ietf-ippm-initial-registry-12
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Thanks Al.  I presumed all the ducks were in a row, but thought I should 
ask to be certain.

Yours,
Joel

On 11/3/2019 3:14 PM, MORTON, ALFRED C (AL) wrote:
> Hi Joel,
> Thanks for your review, please see replies below.
> Al
> 
>> -----Original Message-----
>> From: Joel Halpern via Datatracker [mailto:noreply@ietf.org]
>> Sent: Friday, November 1, 2019 12:55 PM
>> To: gen-art@ietf.org
>> Cc: last-call@ietf.org; draft-ietf-ippm-initial-registry.all@ietf.org;
>> ippm@ietf.org
>> Subject: Genart last call review of draft-ietf-ippm-initial-registry-12
>>
>> Reviewer: Joel Halpern
>> Review result: Ready
>>
>> I am the assigned Gen-ART reviewer for this draft. The General Area
>> Review Team (Gen-ART) reviews all IETF documents being processed
>> by the IESG for the IETF Chair.  Please treat these comments just
>> like any other last call comments.
>>
>> For more information, please see the FAQ at
>>
>> <https://urldefense.proofpoint.com/v2/url?u=https-
>> 3A__trac.ietf.org_trac_gen_wiki_GenArtfaq&d=DwICaQ&c=LFYZ-
>> o9_HUMeMTSQicvjIg&r=OfsSu8kTIltVyD1oL72cBw&m=GTgiUHp01_savOvQS49iOt8XRHfRw
>> hPgZj-TNotgKGk&s=M0ib3zYg2qffmRujLJv2h_WHQ16W9fOYat9hNtBqcFk&e=>.
>>
>> Document: draft-ietf-ippm-initial-registry-12
>> Reviewer: Joel Halpern
>> Review Date: 2019-11-01
>> IETF LC End Date: 2019-11-06
>> IESG Telechat date: Not scheduled for a telechat
>>
>> Summary: This document is ready for publication as a Proposed Standard
>>
>> Side note: I presume that as part of the process for
>> draft-ietf-ippm-metric-registry (the normative reference the defines the
>> structure used in this document) there has been discussion with IANA explicitly
>> about the fact that this registry has an extremely large number of
>> columns, some with extremely verbose content, and it will likely take some work for
>> IANA to determine how to present this in a human-readable fashion?  And the
>> lesser point that is probably covered by existing procedures, but I wanted to
>> check, that IANA is prepared to fill in the URLs scattered throughout the
>> document?
> [acm]
> Yes and Yes. We prepared a mock-up of the new Registry at various stages
> of development. Humbly, it was my idea to make the registry entries both
> readable and useful. The IANA reps suggested the mock-up early-on, and we have
> shared the different versions with the IPPM WG.  We/IANA plan to make the
> mock-up more widely available (but we failed to do that in time for Last Call).
>>
>> Second note:  I did not review the accuracy of the descriptions of the metrics,
>> but only looked for clarity.  This is material well known to the WG, and mostly
>> derived from other documents this or closely related working groups have
>> produced.
>>
>> Major issues: N/A
>>
>> Minor issues:
>>      For those entries that are defining two (or more) closely related metrics,
>>      should the document actually have two (or more) lines for URL, since the
>>      text says that IANA is to assign two URLs.  (And the list of differing
>>      fields should presumably include URL?)
> [acm]
> There are sections of the document that define more than one registry entry,
> so yes, there will be >1 URLs, etc. in the corresponding rows.
>>
>>      In the first part of section 5, there is a note about potentially splitting
>>      the registry entry into two registry entries.  I can not understand the
>>      note.  The registry is either defined with one entry or defined with two
>>      entries.  Is this still an open item?  (If so, my "ready" above clearly
>>      should be "Ready with issues.")  I think it is just an erroneous retention
>>      of text from earlier?
> [acm]
> Exactly, it is a note left-stranded by editing later in the section,
> thanks for catching it - deleted in the working version.
> 
>>
>> Nits/editorial comments:
>>      If there are no roles to define in 5.3.6, shouldn't it say "N/A"
> [acm]
> Actually, it should define the Roles (Src and Dst) as with other Metrics.
> Something went wrong with formatting here - the text below the
> section header disappeared... thanks for catching that!
> 
>>      Some comments and remarks say "None" which makes sense.  Some say
>>      "Additional (Informational) details for this entry" which seems to be
>>      text left over from the template that should say "None"?
> [acm]
> Right,  found and replaced in working copy.
> 
>>
> 


From nobody Mon Nov  4 01:51:17 2019
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Subject: [ippm] I-D Action: draft-ietf-ippm-multipoint-alt-mark-03.txt
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A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the IP Performance Measurement WG of the IETF.

        Title           : Multipoint Alternate Marking method for passive and hybrid performance monitoring
        Authors         : Giuseppe Fioccola
                          Mauro Cociglio
                          Amedeo Sapio
                          Riccardo Sisto
	Filename        : draft-ietf-ippm-multipoint-alt-mark-03.txt
	Pages           : 22
	Date            : 2019-11-04

Abstract:
   The Alternate Marking method, as presented in RFC 8321 [RFC8321], can
   be applied only to point-to-point flows because it assumes that all
   the packets of the flow measured on one node are measured again by a
   single second node.  This document aims to generalize and expand this
   methodology to measure any kind of unicast flows, whose packets can
   follow several different paths in the network, in wider terms a
   multipoint-to-multipoint network.  For this reason the technique here
   described is called Multipoint Alternate Marking.  Some definitions
   here introduced extend the scope of RFC 5644 [RFC5644] in the context
   of alternate marking schema.



The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-ippm-multipoint-alt-mark/

There are also htmlized versions available at:
https://tools.ietf.org/html/draft-ietf-ippm-multipoint-alt-mark-03
https://datatracker.ietf.org/doc/html/draft-ietf-ippm-multipoint-alt-mark-03

A diff from the previous version is available at:
https://www.ietf.org/rfcdiff?url2=draft-ietf-ippm-multipoint-alt-mark-03


Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

Internet-Drafts are also available by anonymous FTP at:
ftp://ftp.ietf.org/internet-drafts/


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From: Giuseppe Fioccola <giuseppe.fioccola@huawei.com>
To: IETF IPPM WG <ippm@ietf.org>
CC: "draft-ietf-ippm-multipoint-alt-mark@ietf.org" <draft-ietf-ippm-multipoint-alt-mark@ietf.org>
Thread-Topic: [ippm] I-D Action: draft-ietf-ippm-multipoint-alt-mark-03.txt
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Dear All,
This new revision aims to address the comments we received from Jos=E9 Igna=
cio Alvarez-Hamelin during the last IETF meeting in Montreal and the commen=
ts from Sudhin Jacob on the mailing list.
In particular we have added the reference to the paper "Multipoint Passive =
Monitoring in Packet Networks" that has been accepted by the IEEE/ACM Trans=
actions on Networking journal and it includes the complete and mathematical=
 analysis of the Algorithms for Cluster partition.

Feedback and comments are always welcome,

Look forward to seeing you in Singapore.

Best Regards,

Giuseppe

-----Original Message-----
From: ippm [mailto:ippm-bounces@ietf.org] On Behalf Of internet-drafts@ietf=
.org
Sent: Monday, November 4, 2019 10:51 AM
To: i-d-announce@ietf.org
Cc: ippm@ietf.org
Subject: [ippm] I-D Action: draft-ietf-ippm-multipoint-alt-mark-03.txt


A New Internet-Draft is available from the on-line Internet-Drafts director=
ies.
This draft is a work item of the IP Performance Measurement WG of the IETF.

        Title           : Multipoint Alternate Marking method for passive a=
nd hybrid performance monitoring
        Authors         : Giuseppe Fioccola
                          Mauro Cociglio
                          Amedeo Sapio
                          Riccardo Sisto
	Filename        : draft-ietf-ippm-multipoint-alt-mark-03.txt
	Pages           : 22
	Date            : 2019-11-04

Abstract:
   The Alternate Marking method, as presented in RFC 8321 [RFC8321], can
   be applied only to point-to-point flows because it assumes that all
   the packets of the flow measured on one node are measured again by a
   single second node.  This document aims to generalize and expand this
   methodology to measure any kind of unicast flows, whose packets can
   follow several different paths in the network, in wider terms a
   multipoint-to-multipoint network.  For this reason the technique here
   described is called Multipoint Alternate Marking.  Some definitions
   here introduced extend the scope of RFC 5644 [RFC5644] in the context
   of alternate marking schema.



The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-ippm-multipoint-alt-mark/

There are also htmlized versions available at:
https://tools.ietf.org/html/draft-ietf-ippm-multipoint-alt-mark-03
https://datatracker.ietf.org/doc/html/draft-ietf-ippm-multipoint-alt-mark-0=
3

A diff from the previous version is available at:
https://www.ietf.org/rfcdiff?url2=3Ddraft-ietf-ippm-multipoint-alt-mark-03


Please note that it may take a couple of minutes from the time of submissio=
n until the htmlized version and diff are available at tools.ietf.org.

Internet-Drafts are also available by anonymous FTP at:
ftp://ftp.ietf.org/internet-drafts/

_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm


From nobody Mon Nov  4 04:17:11 2019
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Reviewer: Liang Xia
Review result: Ready

I have reviewed this document as part of the security directorate's  ongoing
effort to review all IETF documents being processed by the  IESG.  These
comments were written primarily for the benefit of the  security area
directors.  Document editors and WG chairs should treat these comments just
like any other last call comments.

This document defines the format for the IANA Performance Metrics Registry.
This document also gives a set of guidelines for Registered Performance Metric
requesters and reviewers.

I agree with the statement in Security Considerations that "This draft defines
a registry structure, and does not itself introduce any new security
considerations for the Internet." So, the specific security consideration for
the defined new Performance Metrics Registry should be described in the
mandatory references and evaluated and passed by the appointed Performance
Metrics Experts.

In summary, there is no more security issues left for this document.


From nobody Mon Nov  4 08:21:31 2019
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From: "MORTON, ALFRED C (AL)" <acm@research.att.com>
To: "Ruediger.Geib@telekom.de" <Ruediger.Geib@telekom.de>, "mattmathis=40google.com@dmarc.ietf.org" <mattmathis=40google.com@dmarc.ietf.org>, Matt Mathis <mattmathis@google.com>
CC: "ippm@ietf.org" <ippm@ietf.org>, "CIAVATTONE, LEN" <lc9892@att.com>
Thread-Topic: October Summary and reply on IP Capacity [was: RE: [ippm] September Summary on Max IP-Layer Capacity Metric]
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Subject: [ippm] October Summary and reply on IP Capacity [was: RE: September Summary on Max IP-Layer Capacity Metric]
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A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the IP Performance Measurement WG of the IETF.

        Title           : Advanced Unidirectional Route Assessment (AURA)
        Authors         : J. Ignacio Alvarez-Hamelin
                          Al Morton
                          Joachim Fabini
                          Carlos Pignataro
                          Ruediger Geib
	Filename        : draft-ietf-ippm-route-06.txt
	Pages           : 27
	Date            : 2019-11-04

Abstract:
   This memo introduces an advanced unidirectional route assessment
   (AURA) metric and associated measurement methodology, based on the IP
   Performance Metrics (IPPM) Framework RFC 2330.  This memo updates RFC
   2330 in the areas of path-related terminology and path description,
   primarily to include the possibility of parallel subpaths between a
   given Source and Destination pair, owing to the presence of multi-
   path technologies.



The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-ippm-route/

There are also htmlized versions available at:
https://tools.ietf.org/html/draft-ietf-ippm-route-06
https://datatracker.ietf.org/doc/html/draft-ietf-ippm-route-06

A diff from the previous version is available at:
https://www.ietf.org/rfcdiff?url2=draft-ietf-ippm-route-06


Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

Internet-Drafts are also available by anonymous FTP at:
ftp://ftp.ietf.org/internet-drafts/


From nobody Mon Nov  4 11:49:08 2019
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From: "MORTON, ALFRED C (AL)" <acm@research.att.com>
To: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>, "ippm@ietf.org" <ippm@ietf.org>, "Foote, Footer (Nokia - CA)" <footer.foote@nokia.com>
Thread-Topic: a few notes on draft-ietf-ippm-route-04
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Subject: Re: [ippm] a few notes on draft-ietf-ippm-route-04
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Hi Frank, Footer, and all IPPM'ers,

Happy draft deadline day! I'll keep this short.

The AURA draft team has worked through your comments and questions,
some of which we've already discussed on the list and at IETF-105,
and proposed solutions in the text.

With these comment resolutions and two updates
since IETF-105, the authors believe this draft
is a candidate for WGLC.

The updated draft is here:
https://tools.ietf.org/html/draft-ietf-ippm-route-06

Thanks again, and regards,
Al (for the AURA co-authors)


From: MORTON, ALFRED C (AL)
Sent: Tuesday, July 23, 2019 12:14 PM
To: 'Frank Brockners (fbrockne)' <fbrockne@cisco.com>; ippm@ietf.org; draft=
-ietf-ippm-route@ietf.org
Subject: RE: a few notes on draft-ietf-ippm-route-04

Hi Frank,  Thanks (again) for your comments!

We've had a hallway conversation on your key points.
I'm putting some of what we talked about on the list,
for more feedback possibilities, in addition to the
IPPM Session on Wednesday.

please see in-line,
Al


From: Frank Brockners (fbrockne) [mailto:fbrockne@cisco.com]
Sent: Monday, July 15, 2019 1:44 PM
To: ippm@ietf.org<mailto:ippm@ietf.org>; draft-ietf-ippm-route@ietf.org<mai=
lto:draft-ietf-ippm-route@ietf.org>
Subject: a few notes on draft-ietf-ippm-route-04

Just gave draft-ietf-ippm-route-04 a quick read through, as promised during=
 the last IPPM meeting in Prague.
A few general notes:
* Nomenclature: While I understand the objective to extend/update RFC 2330,=
 IMHO we need to adjust some of the terminology in the document to the curr=
ent use from what was defined back in the 90s. The most problematic IMHO is=
 the term "host".   RFC 2330 defines a "host" as "A computer capable of com=
municating using the Internet protocols; includes "routers"". But if you co=
nsider a more recent document like RFC 8200, there it is stated that a "hos=
t" is "any node that is not a router." To grow the confusion, there are sen=
tences like (see lines 179-181) "May contain hosts that do not decrement TT=
L or Hop Limit, but may have two or more exchange links connecting "discove=
rable" hosts or routers" which mix "host" and "host or router", despite the=
 fact that host would have been sufficient in this sentence.
One potential resolution could be to evolve to using "nodes" as the superse=
t of end-systems (now typically "hosts") and routers.
And further on this topic: draft-ietf-ippm-route should apply to all types =
of nodes, including nodes which run in a VM or as a container. Thus the old=
 definition that a host is "a computer" would need to be made more generic =
in any case. The same applies to the term link which should include virtual=
 links and virtual interfaces (like a vhost interface), ip links to connect=
 namespaces etc.
[acm]
I brought up yet-another-definition when we talked:  Vint Cerf used to joke=
 during his talks (IIRC), A router is a PC with a Graduate student wrapped =
around it. This supports the RFC2330 host definition, but I also remember c=
ringing a bit when I re-read: "host: A computer..." which was fine when RFC=
2330 was written, 20 years of development means there are many different ty=
pes of hosts (baremetal hosts, guest hosts, etc.) and clarification is need=
ed.
Some Options for new path terminology:
A. Retain host, add new Node term and definition:
- RFC 2330 host: a computer capable of IP communication, includes routers
- Node: Any network function on the path capable of IP-layer Communication,=
 includes RFC 2330 hosts
B. Revise host (use the word node in a general way):
- host: a node on the path possessing a coherent compute environment and ca=
pable of IP-layer Communication, includes RFC 2330 hosts
C.
 - ?
* Alignment of traceroute-style methods with hybrid methods in the discussi=
on section (3.5). Suggest to harmonize section 3.5 with section 4.2; E.g. s=
tatements like "If a discovered host always replies using the same network =
address, regardless of the interface a packet arrives on, then multiple par=
allel links cannot be detected in that network domain." apply well to trace=
route-style methods, but might not be true for hybrid methods like IOAM. Si=
milar considerations apply to the next bullet point.
[acm]
Align as much as possible, but also qualify when a limitation applies "only=
" to the traceroute-type methods (where less info is typically revealed).
* Updating RFC 5388 (section 3.6): IMHO it would be good to at least get al=
l the requirements for the update spelled out here. Doing the update in an =
appendix would for sure be a plus but it would even be better if we had an =
update data model as an IETF YANG model, hence punting the work to a new I-=
D and just defining the requirements in the current doc is a good solution =
IMHO.
[acm]
Ok, this is a good collection exercise from the two types of methods, activ=
e and hybrid. We go beyond the info that 5388 anticipated collecting, which=
 is a good thing. We definitely punt the YANG model work.
Editorial notes:
[acm]
Thanks for all these catches!
General: consistent spelling for "Hop" (vs "hop").
TTL & HopLimit: In most of the places, TTL & HopLimit are mentioned on par,=
 but there are a few areas where I found it missing. See lines 155, 642, 64=
5, 1035,
line 173: s/This a reality/Parallel paths are a reality/
288: Define Hop first before you set requirements for "hop".
319: Make MP(address) a dedicated definition, e.g. "MP(address) =3D Measure=
ment Point at address". What does MP actually mean for a host: Arrival on t=
he NIC, arrival at the host stack, arrival at the softswitch, ..?
422: "turs" - not sure what this word means
489: s/In/in/
576: s/FlowLable/FlowLabel/
588: "no options": This reads v4 specific. Luckily the earlier sentence abo=
ut bytes 20-23 applies to v4 and v6.
623: s/fields of TCP header/fields of the TCP header/
625: s/for UDP case/for the UDP case/
655: choose either "sequence number" or "Sequence Number"
718: Routing class identification: This seems to mostly assume ECMP based o=
n hashing some fields from the packet. Add a discussion about size dependen=
t scheduling methods / flowlet switching?
778: s/anomolous/anomalous/
779: s/dely/delay/
790: s/mesurement/measurement/
791: s/anomolous/anomalous/
816: s/source/encapsulating node/
820: It might be worthwhile to mention that interface identification isn't =
necessarily limited to IP, i.e. different links in a bundle (LACP) could be=
 identified. Equally well, links without explicit IP addresses can be ident=
ified (like with unnumbered interfaces in an IGP deployment).
933: s/develop accurate/develop an accurate/
1019: s/procedure allow us/procedure allows us/
1161: RFC 8403 is published by now
Cheers, Frank





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<body lang=3D"EN-US" link=3D"#0563C1" vlink=3D"#954F72">
<div class=3D"WordSection1">
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">Hi Frank, Footer, and all IPPM&#8217;ers,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">Happy draft deadline day! I&#8217;ll keep this short.<o:p></o:p=
></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">The AURA draft team has worked through your comments and questi=
ons,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">some of which we&#8217;ve already discussed on the list and at =
IETF-105,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">and proposed solutions in the text.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">With these comment resolutions and two updates
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">since IETF-105, the authors believe this draft
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">is a candidate for WGLC.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">The updated draft is here:<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">https://tools.ietf.org/html/draft-ietf-ippm-route-06<o:p></o:p>=
</span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">Thanks again, and regards,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">Al (for the AURA co-authors)<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><a name=3D"_MailEndCompose"><span style=3D"font-fami=
ly:&quot;Courier New&quot;;color:black"><o:p>&nbsp;</o:p></span></a></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in =
0in 0in">
<p class=3D"MsoNormal"><b>From:</b> MORTON, ALFRED C (AL) <br>
<b>Sent:</b> Tuesday, July 23, 2019 12:14 PM<br>
<b>To:</b> 'Frank Brockners (fbrockne)' &lt;fbrockne@cisco.com&gt;; ippm@ie=
tf.org; draft-ietf-ippm-route@ietf.org<br>
<b>Subject:</b> RE: a few notes on draft-ietf-ippm-route-04<o:p></o:p></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">Hi Frank,&nbsp; Thanks (again) for your comments!<o:p></o:p></s=
pan></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">We&#8217;ve had a hallway conversation on your key points.<o:p>=
</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">I&#8217;m putting some of what we talked about on the list,<o:p=
></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">for more feedback possibilities, in addition to the
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">IPPM Session on Wednesday.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">please see in-line,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black">Al<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-family:&quot;Courier New&quot;;c=
olor:black"><o:p>&nbsp;</o:p></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in =
0in 0in">
<p class=3D"MsoNormal"><b>From:</b> Frank Brockners (fbrockne) [<a href=3D"=
mailto:fbrockne@cisco.com">mailto:fbrockne@cisco.com</a>]
<br>
<b>Sent:</b> Monday, July 15, 2019 1:44 PM<br>
<b>To:</b> <a href=3D"mailto:ippm@ietf.org">ippm@ietf.org</a>; <a href=3D"m=
ailto:draft-ietf-ippm-route@ietf.org">
draft-ietf-ippm-route@ietf.org</a><br>
<b>Subject:</b> a few notes on draft-ietf-ippm-route-04<o:p></o:p></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
Just gave draft-ietf-ippm-route-04 a quick read through, as promised during=
 the last IPPM meeting in Prague.<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
A few general notes:<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
* Nomenclature: While I understand the objective to extend/update RFC 2330,=
 IMHO we need to adjust some of the terminology in the document to the curr=
ent use from what was defined back in the 90s. The most problematic IMHO is=
 the term &#8220;host&#8221;. &nbsp;&nbsp;RFC 2330 defines
 a &#8220;host&#8221; as &#8220;A computer capable of communicating using t=
he Internet protocols; includes &quot;routers&quot;&#8221;. But if you cons=
ider a more recent document like RFC 8200, there it is stated that a &#8220=
;host&#8221; is &#8220;any node that is not a router.&#8221; To grow the co=
nfusion, there
 are sentences like (see lines 179-181) &#8220;May contain hosts that do no=
t decrement TTL or Hop Limit, but may have two or more exchange links conne=
cting &quot;discoverable&quot; hosts or routers&#8221; which mix &#8220;hos=
t&#8221; and &#8220;host or router&#8221;, despite the fact that host would=
 have
 been sufficient in this sentence.<br>
One potential resolution could be to evolve to using &#8220;nodes&#8221; as=
 the superset of end-systems (now typically &#8220;hosts&#8221;) and router=
s.
<br>
And further on this topic: draft-ietf-ippm-route should apply to all types =
of nodes, including nodes which run in a VM or as a container. Thus the old=
 definition that a host is &#8220;a computer&#8221; would need to be made m=
ore generic in any case. The same applies to
 the term link which should include virtual links and virtual interfaces (l=
ike a vhost interface), ip links to connect namespaces etc.
<span style=3D"color:black"><o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<b><i><span style=3D"font-family:&quot;Courier New&quot;;color:black">[acm]=
 </span></i></b><span style=3D"font-family:&quot;Courier New&quot;;color:bl=
ack"><o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">I brought u=
p yet-another-definition when we talked:&nbsp; Vint Cerf used to joke durin=
g his talks (IIRC), A router is a PC with a Graduate student wrapped around=
 it. This supports the RFC2330 host definition, but
 I also remember cringing a bit when I re-read: &#8220;host: A computer...&=
#8221; which was fine when RFC2330 was written, 20 years of development mea=
ns there are many different types of hosts (baremetal hosts, guest hosts, e=
tc.) and clarification is needed.<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">Some Option=
s for new path terminology:<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt:0in;margin-right:0in;mar=
gin-bottom:10.0pt;margin-left:4.8pt;line-height:115%;text-autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">A. Retain h=
ost, add new Node term and definition:<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt:0in;margin-right:0in;mar=
gin-bottom:10.0pt;margin-left:4.8pt;line-height:115%;text-autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">- RFC 2330 =
host: a computer capable of IP communication, includes routers<o:p></o:p></=
span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt:0in;margin-right:0in;mar=
gin-bottom:10.0pt;margin-left:4.8pt;line-height:115%;text-autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">- Node: Any=
 network function on the path capable of IP-layer Communication, includes R=
FC 2330 hosts<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt:0in;margin-right:0in;mar=
gin-bottom:10.0pt;margin-left:4.8pt;line-height:115%;text-autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">B. Revise h=
ost (use the word node in a general way):<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt:0in;margin-right:0in;mar=
gin-bottom:10.0pt;margin-left:4.8pt;line-height:115%;text-autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">- host: a n=
ode on the path possessing a coherent compute environment and capable of IP=
-layer Communication, includes RFC 2330 hosts<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"mso-margin-top-alt:0in;margin-right:0in;mar=
gin-bottom:10.0pt;margin-left:4.8pt;line-height:115%;text-autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">C. <o:p></o=
:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">&nbsp;- ?</=
span>&nbsp;<span style=3D"font-family:&quot;Courier New&quot;;color:black">=
<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
* Alignment of traceroute-style methods with hybrid methods in the discussi=
on section (3.5). Suggest to harmonize section 3.5 with section 4.2; E.g. s=
tatements like &quot;If a discovered host always replies using the same net=
work address, regardless of the interface
 a packet arrives on, then multiple parallel links cannot be detected in th=
at network domain.&quot; apply well to traceroute-style methods, but might =
not be true for hybrid methods like IOAM. Similar considerations apply to t=
he next bullet point.<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<b><i><span style=3D"font-family:&quot;Courier New&quot;;color:black">[acm]=
 </span></i></b><span style=3D"font-family:&quot;Courier New&quot;;color:bl=
ack"><o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">Align as mu=
ch as possible, but also qualify when a limitation applies &#8220;only&#822=
1; to the traceroute-type methods (where less info is typically revealed).<=
o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
* Updating RFC 5388 (section 3.6): IMHO it would be good to at least get al=
l the requirements for the update spelled out here. Doing the update in an =
appendix would for sure be a plus but it would even be better if we had an =
update data model as an IETF YANG
 model, hence punting the work to a new I-D and just defining the requireme=
nts in the current doc is a good solution IMHO.<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<b><i><span style=3D"font-family:&quot;Courier New&quot;;color:black">[acm]=
 </span></i></b><span style=3D"font-family:&quot;Courier New&quot;;color:bl=
ack"><o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">Ok, this is=
 a good collection exercise from the two types of methods, active and hybri=
d. We go beyond the info that 5388 anticipated collecting, which is a good =
thing. We definitely punt the YANG model work.<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
Editorial notes:<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<b><i><span style=3D"font-family:&quot;Courier New&quot;;color:black">[acm]=
 </span></i></b><span style=3D"font-family:&quot;Courier New&quot;;color:bl=
ack"><o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span style=3D"font-family:&quot;Courier New&quot;;color:black">Thanks for =
all these catches!<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
General: consistent spelling for &#8220;Hop&#8221; (vs &#8220;hop&#8221;).<=
o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
TTL &amp; HopLimit: In most of the places, TTL &amp; HopLimit are mentioned=
 on par, but there are a few areas where I found it missing. See lines 155,=
 642, 645, 1035,
<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
line 173: s/This a reality/Parallel paths are a reality/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
288: Define Hop first before you set requirements for &quot;hop&quot;.<o:p>=
</o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
319: Make MP(address) a dedicated definition, e.g. &quot;MP(address) =3D Me=
asurement Point at address&quot;. What does MP actually mean for a host: Ar=
rival on the NIC, arrival at the host stack, arrival at the softswitch, ..?=
<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
422: &quot;turs&quot; - not sure what this word means<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
489: s/In/in/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
576: s/FlowLable/FlowLabel/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
588: &quot;no options&quot;: This reads v4 specific. Luckily the earlier se=
ntence about bytes 20-23 applies to v4 and v6.
<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
623: s/fields of TCP header/fields of the TCP header/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
625: s/for UDP case/for the UDP case/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
655: choose either &quot;sequence number&quot; or &quot;Sequence Number&quo=
t;<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
718: Routing class identification: This seems to mostly assume ECMP based o=
n hashing some fields from the packet. Add a discussion about size dependen=
t scheduling methods / flowlet switching?<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
778: s/anomolous/anomalous/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
779: s/dely/delay/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
790: s/mesurement/measurement/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
791: s/anomolous/anomalous/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
816: s/source/encapsulating node/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
820: It might be worthwhile to mention that interface identification isn't =
necessarily limited to IP, i.e. different links in a bundle (LACP) could be=
 identified. Equally well, links without explicit IP addresses can be ident=
ified (like with unnumbered interfaces
 in an IGP deployment).<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
933: s/develop accurate/develop an accurate/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
1019: s/procedure allow us/procedure allows us/<o:p></o:p></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span lang=3D"DE">1161: RFC 8403 is published by now<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span lang=3D"DE">Cheers, Frank<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span lang=3D"DE"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span lang=3D"DE"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:10.0pt;line-height:115%;text-=
autospace:none">
<span lang=3D"DE"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
</div>
</div>
</div>
</body>
</html>

--_000_4D7F4AD313D3FC43A053B309F97543CFA0B6BFD9njmtexg5researc_--


From nobody Mon Nov  4 11:59:37 2019
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Subject: [ippm] Draft IPPM agenda at IETF posted
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Greetings, all,

A draft agenda for IPPM at IETF 106 has been posted at:

https://datatracker.ietf.org/meeting/106/materials/agenda-106-ippm-00.md

and appears inline below. Note that while we have received two requests =
for presentations that would be eligible as lightning talks, we have *no =
free time* for lightning talks this time around: we are keeping a =
lightning talk queue only in case time allows at the meeting.

Cheers,

Brian (as wg co-chair)


## Working Group Documents

| Time    | Length | What                                   | Who        =
   |
=
|---------|--------|----------------------------------------|-------------=
--|
| 10:00   | 10m    | Welcome, Note Well, Agenda, Status     | Chairs     =
   |
| 10:10   | 20m    | [draft-ietf-ippm-stamp-yang][7]        | G. Mirsky  =
   |
|         |        | [draft-ietf-ippm-stamp-option-tlv][8]  |            =
   |
| 10:30   | 15m    | [draft-ietf-ippm-metric-registry][1]   | A. Morton  =
   |
|         |        | [draft-ietf-ippm-initial-registry][2]  |            =
   |
| 10:45   | 10m    | [draft-ietf-ippm-route][3]             | A. Morton  =
   |
| 10:55   | 30m    | [draft-ietf-ippm-ioam-data][4]         | F. =
Brockners  |
|         |        | [draft-ietf-ippm-ioam-flags][5]        |            =
   |
|         |        | [draft-ietf-ippm-ioam-ipv6-options][6] |            =
   |

## Other work

Individual drafts and topics that have received notable list discussion.

| Time    | Length | What                                        | Who   =
        |
=
|---------|--------|---------------------------------------------|--------=
-------|
| 11:25   | 15m    | [draft-ioamteam-ippm-ioam-direct-export][9] | T. =
Mizrahi    |
| 11:40   | 10m    | [draft-morton-ippm-capacity-metric-method][10] | A. =
Morton  |
| 11:50   | 10m    | [draft-mirsky-ippm-hybrid-two-step][11]     | G. =
Mirsky     |
|         |        | [draft-song-multicast-telemetry][12]        |       =
        |

## Lightning Talks

Lightning talk slots are available to introduce or present updates on =
work that
has not had significant discussion on the mailing lists. *Each talk is =
limited=20
to 5 minutes or less.*=20

*There is no scheduled time for lightning talks at this meeting* because =
the
agenda is full. This queue is maintained for lightning talk requests =
that will
be presented if time allows.

- draft-dang-ippm-multiple-path-measurement (J. Dang)
- draft-song-ippm-postcard-based-telemetry + =
draft-song-ippm-draft-song-6man-srv6-pbt (H. Song)=


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From: Barak Gafni <gbarak@mellanox.com>
To: IETF IPPM WG <ippm@ietf.org>
Thread-Topic: draft-ioamteam-ippm-ioam-direct-export-00 - pull request submitted 
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Subject: [ippm] draft-ioamteam-ippm-ioam-direct-export-00 - pull request submitted
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Hi,

Pull request #137 submitted for DEX draft (draft-ioamteam-ippm-ioam-direct-=
export-00), further comments are welcome - to this PR and to the draft in g=
eneral.
The PR incorporates some updates that were discussed in the last design tea=
m virtual meeting.

Thanks,
Barak


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<p class=3D"MsoNormal">Hi,<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Pull request #137 submitted for DEX draft (draft-ioa=
mteam-ippm-ioam-direct-export-00), further comments are welcome &#8211; to =
this PR and to the draft in general.<o:p></o:p></p>
<p class=3D"MsoNormal">The PR incorporates some updates that were discussed=
 in the last design team virtual meeting.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Thanks,<o:p></o:p></p>
<p class=3D"MsoNormal">Barak <span style=3D"color:#222222"><o:p></o:p></spa=
n></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
</div>
</body>
</html>

--_000_AM6PR05MB4118591158AEE59E9E62AEB6B97F0AM6PR05MB4118eurp_--


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To: Peter Gutmann <pgut001@cs.auckland.ac.nz>
Cc: "tsvwg@ietf.org" <tsvwg@ietf.org>, "IETF IPPM WG (ippm@ietf.org)" <ippm@ietf.org>, tsvwg-chairs <tsvwg-chairs@ietf.org>, "opsawg@ietf.org" <opsawg@ietf.org>, "quic@ietf.org" <quic@ietf.org>, "saag@ietf.org" <saag@ietf.org>
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From: "Joel M. Halpern" <jmh@joelhalpern.com>
Message-ID: <f2b1f803-b559-a166-8009-baff551bec5c@joelhalpern.com>
Date: Mon, 4 Nov 2019 21:39:28 -0500
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Subject: Re: [ippm] [OPSAWG] TSVWG WGLC: draft-ietf-tsvwg-transport-encrypt-08, closes 23 October 2019
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If the authors want to publish it as an RFC so as to comment on other 
RFCs, they could approach the Independent Stream Editor.  That sort of 
publication is one of the explicit purposes of the Independent Stream.

Yours,
Joel

On 11/4/2019 9:34 PM, Eric Rescorla wrote:
> 
> 
> On Mon, Nov 4, 2019 at 5:44 PM Peter Gutmann <pgut001@cs.auckland.ac.nz 
> <mailto:pgut001@cs.auckland.ac.nz>> wrote:
> 
>     I actually think it's a pretty good summary, and delivers exactly what's
>     promised in the title.Â  OTOH I can also see that it's going to get
>     bikeshedded
>     to death, and will probably never be editable into a form where
>     people won't
>     complain about it no matter how many changes are made. 
>     Alternatively, it'll
>     end up watered down to a point where no-one can complain any more
>     but it won't
>     say anything terribly useful by then.
> 
>     Perhaps it could be published as is with a comment that it
>     represents the
>     opinions of the authors?Â  Although given that it's Informational and not
>     Standards-track or a BCP, that should be a given anyway.
> 
> 
> Actually, no. Most IETF documents, even informational ones, bear a 
> statement that they have IETF Consensus.
> 
> See: https://tools.ietf.org/html/rfc5741#section-3.2.1 
> <https://tools.ietf.org/html/rfc5741#section-3..2.1>
> 
> -Ekr
> 
> 
>     Peter.
> 
> 
> 
> 
> _______________________________________________
> OPSAWG mailing list
> OPSAWG@ietf.org
> https://www.ietf.org/mailman/listinfo/opsawg
> 


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From: Joe Touch <touch@strayalpha.com>
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To: "Joel M. Halpern" <jmh@joelhalpern.com>
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Subject: Re: [ippm] [tsvwg] [OPSAWG] TSVWG WGLC: draft-ietf-tsvwg-transport-encrypt-08, closes 23 October 2019
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> On Nov 4, 2019, at 6:39 PM, Joel M. Halpern <jmh@joelhalpern.com> =
wrote:
>=20
> If the authors want to publish it as an RFC so as to comment on other =
RFCs, they could approach the Independent Stream Editor.  That sort of =
publication is one of the explicit purposes of the Independent Stream.

That only happens if the WG and IESG say this is out of scope for the =
IETF. I.e., the ISE isn=E2=80=99t an end-run.

IMO, given the fact that this is squarely within TSVWG and there=E2=80=99s=
 no consensus, the way forward is clear.

Not every ID turns into an RFC, nor should it.

Joe=


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To: Joe Touch <touch@strayalpha.com>
Cc: Peter Gutmann <pgut001@cs.auckland.ac.nz>, "tsvwg@ietf.org" <tsvwg@ietf.org>, "IETF IPPM WG (ippm@ietf.org)" <ippm@ietf.org>, tsvwg-chairs <tsvwg-chairs@ietf.org>, "opsawg@ietf.org" <opsawg@ietf.org>, "quic@ietf.org" <quic@ietf.org>, "saag@ietf.org" <saag@ietf.org>
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From: "Joel M. Halpern" <jmh@joelhalpern.com>
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Subject: Re: [ippm] [tsvwg] [OPSAWG] TSVWG WGLC: draft-ietf-tsvwg-transport-encrypt-08, closes 23 October 2019
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Actually Joe, the rules clearly allow the case wehre an Independent 
Stream I-D disagrees with the IETF rough consensus.  Many such have been 
published.  Some of them were held so that they were not published until 
the relevant IETF work was published.

To be explicit, while the IESG can request that the ISE not publish 
something, and can provide a note they wish to have included if it is 
published, they do not have the power to enforce a do-not-publish if the 
ISE disagrees.
And Joe, you have lived aspects of this more closely than I have, so I 
am sure you are aware of it.

Yours,
Joel

On 11/4/2019 9:48 PM, Joe Touch wrote:
> 
> 
>> On Nov 4, 2019, at 6:39 PM, Joel M. Halpern <jmh@joelhalpern.com> wrote:
>>
>> If the authors want to publish it as an RFC so as to comment on other RFCs, they could approach the Independent Stream Editor.  That sort of publication is one of the explicit purposes of the Independent Stream.
> 
> That only happens if the WG and IESG say this is out of scope for the IETF. I.e., the ISE isnâ€™t an end-run.
> 
> IMO, given the fact that this is squarely within TSVWG and thereâ€™s no consensus, the way forward is clear.
> 
> Not every ID turns into an RFC, nor should it.
> 
> Joe
> 


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From: Peter Gutmann <pgut001@cs.auckland.ac.nz>
To: "emile.stephan@orange.com" <emile.stephan@orange.com>, "Gorry Fairhurst (gorry@erg.abdn.ac.uk)" <gorry@erg.abdn.ac.uk>, tsvwg-chairs <tsvwg-chairs@ietf.org>, "Black, David" <David.Black@dell.com>
CC: "tsvwg@ietf.org" <tsvwg@ietf.org>, "IETF IPPM WG (ippm@ietf.org)" <ippm@ietf.org>, "etosat@ietf.org" <etosat@ietf.org>, "saag@ietf.org" <saag@ietf.org>, "opsawg@ietf.org" <opsawg@ietf.org>, "quic@ietf.org" <quic@ietf.org>
Thread-Topic: TSVWG WGLC: draft-ietf-tsvwg-transport-encrypt-08, closes 23 October 2019
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--_000_157291824742010381csaucklandacnz_
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I actually think it's a pretty good summary, and delivers exactly what's
promised in the title.  OTOH I can also see that it's going to get bikeshed=
ded
to death, and will probably never be editable into a form where people won'=
t
complain about it no matter how many changes are made.  Alternatively, it'l=
l
end up watered down to a point where no-one can complain any more but it wo=
n't
say anything terribly useful by then.

Perhaps it could be published as is with a comment that it represents the
opinions of the authors?  Although given that it's Informational and not
Standards-track or a BCP, that should be a given anyway.

Peter.




--_000_157291824742010381csaucklandacnz_
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<p></p>
<div>I actually think it's a pretty good summary, and delivers exactly what=
's</div>
<div>promised in the title.&nbsp; OTOH I can also see that it's going to ge=
t bikeshedded</div>
<div>to death, and will probably never be editable into a form where people=
 won't</div>
<div>complain about it no matter how many changes are made.&nbsp; Alternati=
vely, it'll</div>
<div>end up watered down to a point where no-one can complain any more but =
it won't</div>
<div>say anything terribly useful by then.</div>
<div><br>
</div>
<div>Perhaps it could be published as is with a comment that it represents =
the</div>
<div>opinions of the authors?&nbsp; Although given that it's Informational =
and not</div>
<div>Standards-track or a BCP, that should be a given anyway.</div>
<div><br>
</div>
<div>Peter.</div>
<div><br>
<br>
</div>
<p><br>
</p>
</body>
</html>

--_000_157291824742010381csaucklandacnz_--


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From: Eric Rescorla <ekr@rtfm.com>
Date: Mon, 4 Nov 2019 18:34:58 -0800
Message-ID: <CABcZeBPy_39o37snzy8F6iyLQMg1aGkYbhy0A1N-PxFUmAmB0g@mail.gmail.com>
To: Peter Gutmann <pgut001@cs.auckland.ac.nz>
Cc: "emile.stephan@orange.com" <emile.stephan@orange.com>,  "Gorry Fairhurst (gorry@erg.abdn.ac.uk)" <gorry@erg.abdn.ac.uk>, tsvwg-chairs <tsvwg-chairs@ietf.org>,  "Black, David" <David.Black@dell.com>, "tsvwg@ietf.org" <tsvwg@ietf.org>,  "IETF IPPM WG (ippm@ietf.org)" <ippm@ietf.org>, "etosat@ietf.org" <etosat@ietf.org>, "saag@ietf.org" <saag@ietf.org>,  "opsawg@ietf.org" <opsawg@ietf.org>, "quic@ietf.org" <quic@ietf.org>
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Subject: Re: [ippm] TSVWG WGLC: draft-ietf-tsvwg-transport-encrypt-08, closes 23 October 2019
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--00000000000067e6fa0596904939
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On Mon, Nov 4, 2019 at 5:44 PM Peter Gutmann <pgut001@cs.auckland.ac.nz>
wrote:

> I actually think it's a pretty good summary, and delivers exactly what's
> promised in the title.  OTOH I can also see that it's going to get
> bikeshedded
> to death, and will probably never be editable into a form where people
> won't
> complain about it no matter how many changes are made.  Alternatively,
> it'll
> end up watered down to a point where no-one can complain any more but it
> won't
> say anything terribly useful by then.
>
> Perhaps it could be published as is with a comment that it represents the
> opinions of the authors?  Although given that it's Informational and not
> Standards-track or a BCP, that should be a given anyway.
>

Actually, no. Most IETF documents, even informational ones, bear a
statement that they have IETF Consensus.

See: https://tools.ietf.org/html/rfc5741#section-3.2.1

-Ekr


> Peter.
>
>
>
>

--00000000000067e6fa0596904939
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<div dir=3D"ltr"><div dir=3D"ltr"><br></div><br><div class=3D"gmail_quote">=
<div dir=3D"ltr" class=3D"gmail_attr">On Mon, Nov 4, 2019 at 5:44 PM Peter =
Gutmann &lt;<a href=3D"mailto:pgut001@cs.auckland.ac.nz">pgut001@cs.aucklan=
d.ac.nz</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"=
margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-lef=
t:1ex">




<div dir=3D"ltr" style=3D"font-size:12pt;color:rgb(0,0,0);background-color:=
rgb(255,255,255);font-family:Calibri,Arial,Helvetica,sans-serif">
<p></p>
<div>I actually think it&#39;s a pretty good summary, and delivers exactly =
what&#39;s</div>
<div>promised in the title.=C2=A0 OTOH I can also see that it&#39;s going t=
o get bikeshedded</div>
<div>to death, and will probably never be editable into a form where people=
 won&#39;t</div>
<div>complain about it no matter how many changes are made.=C2=A0 Alternati=
vely, it&#39;ll</div>
<div>end up watered down to a point where no-one can complain any more but =
it won&#39;t</div>
<div>say anything terribly useful by then.</div>
<div><br>
</div>
<div>Perhaps it could be published as is with a comment that it represents =
the</div>
<div>opinions of the authors?=C2=A0 Although given that it&#39;s Informatio=
nal and not</div>
<div>Standards-track or a BCP, that should be a given anyway.</div></div></=
blockquote><div><br></div><div>Actually, no. Most IETF documents, even info=
rmational ones, bear a statement that they have IETF Consensus.</div><div><=
br></div><div>See: <a href=3D"https://tools.ietf.org/html/rfc5741#section-3=
.2.1">https://tools.ietf.org/html/rfc5741#section-3.2.1</a></div><div><br><=
/div><div>-Ekr</div><div><br></div><blockquote class=3D"gmail_quote" style=
=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding=
-left:1ex"><div dir=3D"ltr" style=3D"font-size:12pt;color:rgb(0,0,0);backgr=
ound-color:rgb(255,255,255);font-family:Calibri,Arial,Helvetica,sans-serif"=
>
<div><br>
</div>
<div>Peter.</div>
<div><br>
<br>
</div>
<p><br>
</p>
</div>

</blockquote></div></div>

--00000000000067e6fa0596904939--


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From: Peter Gutmann <pgut001@cs.auckland.ac.nz>
To: Eric Rescorla <ekr@rtfm.com>
CC: "emile.stephan@orange.com" <emile.stephan@orange.com>, "Gorry Fairhurst (gorry@erg.abdn.ac.uk)" <gorry@erg.abdn.ac.uk>, tsvwg-chairs <tsvwg-chairs@ietf.org>, "Black, David" <David.Black@dell.com>, "tsvwg@ietf.org" <tsvwg@ietf.org>, "IETF IPPM WG (ippm@ietf.org)" <ippm@ietf.org>, "etosat@ietf.org" <etosat@ietf.org>, "saag@ietf.org" <saag@ietf.org>, "opsawg@ietf.org" <opsawg@ietf.org>, "quic@ietf.org" <quic@ietf.org>
Thread-Topic: TSVWG WGLC: draft-ietf-tsvwg-transport-encrypt-08, closes 23 October 2019
Thread-Index: AdV+HJIZhebOrRcXTIK6bGArgFWweQEbzmAgAfqMkPACQR0OKf//NGgAgADai0A=
Date: Tue, 5 Nov 2019 02:40:48 +0000
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References: <CE03DB3D7B45C245BCA0D2432779493630766752@MX307CL04.corp.emc.com> <4460_1571933453_5DB1CD0D_4460_57_4_5AE9CCAA1B4A2248AB61B4C7F0AD5FB931F030A0@OPEXCAUBM44.corporate.adroot.infra.ftgroup> <1572918247420.10381@cs.auckland.ac.nz>, <CABcZeBPy_39o37snzy8F6iyLQMg1aGkYbhy0A1N-PxFUmAmB0g@mail.gmail.com>
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Eric Rescorla <ekr@rtfm.com> writes:=0A=
=0A=
>Actually, no. Most IETF documents, even informational ones, bear a stateme=
nt=0A=
>that they have IETF Consensus.=0A=
=0A=
Ah, OK.  In that case publish it with a statement that commentators couldn'=
t=0A=
agree on what it should say, which I think is better than watering it down =
to=0A=
a level where commentators can't disagree with what it says.  It's an=0A=
interesting document which makes good points, and worth putting out there=
=0A=
while it still has good points to make.=0A=
=0A=
Peter.=0A=
=0A=
=0A=
        =


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From: Kuhn Nicolas <Nicolas.Kuhn@cnes.fr>
To: "etosat@ietf.org" <etosat@ietf.org>, IETF QUIC WG <quic@ietf.org>, "iccrg@irtf.org" <iccrg@irtf.org>, "tsvwg@ietf.org" <tsvwg@ietf.org>, "nwcrg@irtf.org" <nwcrg@irtf.org>, "'ippm@ietf.org'" <ippm@ietf.org>
CC: "'gorry@erg.abdn.ac.uk'" <gorry@erg.abdn.ac.uk>, Kuhn Nicolas <Nicolas.Kuhn@cnes.fr>, STEPHAN Emile RD-CORE-LAN <emile.stephan@orange.com>
Thread-Topic: [IETF106] Proposed workshop on QUIC performance over high BDP 
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Subject: [ippm] [IETF106] Proposed workshop on QUIC performance over high BDP
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Hi,

There are multiple drafts related to the performance of QUIC over large BDP=
 networks (draft-kuhn-quic-4-sat, draft-kuhn-quic-0rtt-bdp, draft-ietf-quic=
-recovery) or related to the performance of encrypted protocols in general =
(draft-fairhurst-tsvwg-cc).
The objective of this workshop is to gather people interested in such activ=
ity and discuss the best way towards better end user experience in this use=
 case.

Details : https://trac.ietf.org/trac/ietf/meeting/wiki/106sidemeetings
Time : 3pm30 - 4pm30 on Wednesday
Where : Bras Basah https://datatracker.ietf.org/meeting/106/floor-plan?room=
=3Dbras-basah#raffles-city-convention-center

Proposed agenda:
Introduction : contributions that showed performance issues with QUIC over =
satellite links
draft-kuhn-quic-0rtt-bdp : solution to let both client and server know the =
path characteristics
draft-kuhn-quic-4-sat : what can be done once both client and server have t=
his information
draft-fairhurst-tsvwg-cc : generalization to any transport and best current=
 practice on internet congestion control at end points
If time permits: sharing experimental results (interaction between transpor=
t and high BDP systems)

If there is anything you would like to present please let us know.

Kind regards,

Nico, Gorry and Emile

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<p class=3D"MsoNormal"><span lang=3D"EN-US">Hi, <o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">There are multiple drafts relat=
ed to the performance of QUIC over large BDP networks (draft-kuhn-quic-4-sa=
t, draft-kuhn-quic-0rtt-bdp, draft-ietf-quic-recovery) or related to the pe=
rformance of encrypted protocols in
 general (draft-fairhurst-tsvwg-cc). <o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">The objective of this workshop =
is to gather people interested in such activity and discuss the best way to=
wards better end user experience in this use case.
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Details : <a href=3D"https://tr=
ac.ietf.org/trac/ietf/meeting/wiki/106sidemeetings">
https://trac.ietf.org/trac/ietf/meeting/wiki/106sidemeetings</a> <o:p></o:p=
></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Time : 3pm30 &#8211; 4pm30 on W=
ednesday <o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Where : Bras Basah </span><a hr=
ef=3D"https://datatracker.ietf.org/meeting/106/floor-plan?room=3Dbras-basah=
#raffles-city-convention-center"><span lang=3D"EN-US">https://datatracker.i=
etf.org/meeting/106/floor-plan?room=3Dbras-basah#raffles-city-convention-ce=
nter</span></a>
<span lang=3D"EN-US"><o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Proposed agenda:&nbsp; <o:p></o=
:p></span></p>
<p class=3D"MsoNormal" style=3D"text-indent:35.4pt"><span lang=3D"EN-US">In=
troduction : contributions that showed performance issues with QUIC over sa=
tellite links<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-left:35.4pt"><span lang=3D"EN-US">dr=
aft-kuhn-quic-0rtt-bdp : solution to let both client and server know the pa=
th characteristics
<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-left:35.4pt"><span lang=3D"EN-US">dr=
aft-kuhn-quic-4-sat : what can be done once both client and server have thi=
s information<o:p></o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-left:35.4pt"><span lang=3D"EN-US">dr=
aft-fairhurst-tsvwg-cc : generalization to any transport and best current p=
ractice on internet congestion control at end points
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">If time permits: sharing experi=
mental results (interaction between transport and high BDP systems)<o:p></o=
:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">If there is anything you would =
like to present please let us know.
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><br>
Kind regards,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Nico, Gorry and Emile<o:p></o:p=
></span></p>
</div>
</body>
</html>

--_000_F3B0A07CFD358240926B78A680E166FF1ECE4F1FTWMBXP03cnesnet_--


From nobody Tue Nov  5 01:38:29 2019
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To: Kuhn Nicolas <Nicolas.Kuhn@cnes.fr>, "etosat@ietf.org" <etosat@ietf.org>,  IETF QUIC WG <quic@ietf.org>, "iccrg@irtf.org" <iccrg@irtf.org>, "tsvwg@ietf.org" <tsvwg@ietf.org>, "nwcrg@irtf.org" <nwcrg@irtf.org>, "'ippm@ietf.org'" <ippm@ietf.org>
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From: Joerg Ott <ott@in.tum.de>
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Subject: Re: [ippm] [IETF106] Proposed workshop on QUIC performance over high BDP
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Hi guys,

great activity -- we also did extensive emulation studies for QUIC
over satellites in a controlled environment.  Would be happy to
share those findings if room.

Cheers,
Jörg

On 05.11.19 09:57, Kuhn Nicolas wrote:
> Hi,
> 
> There are multiple drafts related to the performance of QUIC over large 
> BDP networks (draft-kuhn-quic-4-sat, draft-kuhn-quic-0rtt-bdp, 
> draft-ietf-quic-recovery) or related to the performance of encrypted 
> protocols in general (draft-fairhurst-tsvwg-cc).
> 
> The objective of this workshop is to gather people interested in such 
> activity and discuss the best way towards better end user experience in 
> this use case.
> 
> Details : https://trac.ietf.org/trac/ietf/meeting/wiki/106sidemeetings
> 
> Time : 3pm30 – 4pm30 on Wednesday
> 
> Where : Bras Basah 
> https://datatracker.ietf.org/meeting/106/floor-plan?room=bras-basah#raffles-city-convention-center 
> 
> 
> Proposed agenda:
> 
> Introduction : contributions that showed performance issues with QUIC 
> over satellite links
> 
> draft-kuhn-quic-0rtt-bdp : solution to let both client and server know 
> the path characteristics
> 
> draft-kuhn-quic-4-sat : what can be done once both client and server 
> have this information
> 
> draft-fairhurst-tsvwg-cc : generalization to any transport and best 
> current practice on internet congestion control at end points
> 
> If time permits: sharing experimental results (interaction between 
> transport and high BDP systems)
> 
> If there is anything you would like to present please let us know.
> 
> 
> Kind regards,
> 
> Nico, Gorry and Emile
> 


From nobody Tue Nov  5 02:27:03 2019
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To: "Joel M. Halpern" <jmh@joelhalpern.com>, Peter Gutmann <pgut001@cs.auckland.ac.nz>
Cc: "tsvwg@ietf.org" <tsvwg@ietf.org>, "IETF IPPM WG (ippm@ietf.org)" <ippm@ietf.org>, tsvwg-chairs <tsvwg-chairs@ietf.org>, "opsawg@ietf.org" <opsawg@ietf.org>, "quic@ietf.org" <quic@ietf.org>, "saag@ietf.org" <saag@ietf.org>
References: <CE03DB3D7B45C245BCA0D2432779493630766752@MX307CL04.corp.emc.com> <4460_1571933453_5DB1CD0D_4460_57_4_5AE9CCAA1B4A2248AB61B4C7F0AD5FB931F030A0@OPEXCAUBM44.corporate.adroot.infra.ftgroup> <1572918247420.10381@cs.auckland.ac.nz> <CABcZeBPy_39o37snzy8F6iyLQMg1aGkYbhy0A1N-PxFUmAmB0g@mail.gmail.com> <f2b1f803-b559-a166-8009-baff551bec5c@joelhalpern.com>
From: Gorry Fairhurst <gorry@erg.abdn.ac.uk>
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Subject: Re: [ippm] [OPSAWG] TSVWG WGLC: draft-ietf-tsvwg-transport-encrypt-08, closes 23 October 2019
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Thanks for the various comments on process.

I expect both editors and the Chairs to work with our AD to confirm the 
intended scope, and then to decide on the next steps. This author wants 
to clarify how IETF transport protocols have been designed and have 
been/are being used.

Gorry (as one of the editors of this document).


On 05/11/2019 02:39, Joel M. Halpern wrote:
> If the authors want to publish it as an RFC so as to comment on other 
> RFCs, they could approach the Independent Stream Editor.Â  That sort of 
> publication is one of the explicit purposes of the Independent Stream.
>
> Yours,
> Joel
>
> On 11/4/2019 9:34 PM, Eric Rescorla wrote:
>>
>>
>> On Mon, Nov 4, 2019 at 5:44 PM Peter Gutmann 
>> <pgut001@cs.auckland.ac.nz <mailto:pgut001@cs.auckland.ac.nz>> wrote:
>>
>> Â Â Â  I actually think it's a pretty good summary, and delivers exactly 
>> what's
>> Â Â Â  promised in the title.Â  OTOH I can also see that it's going to get
>> Â Â Â  bikeshedded
>> Â Â Â  to death, and will probably never be editable into a form where
>> Â Â Â  people won't
>> Â Â Â  complain about it no matter how many changes are made. 
>> Alternatively, it'll
>> Â Â Â  end up watered down to a point where no-one can complain any more
>> Â Â Â  but it won't
>> Â Â Â  say anything terribly useful by then.
>>
>> Â Â Â  Perhaps it could be published as is with a comment that it
>> Â Â Â  represents the
>> Â Â Â  opinions of the authors?Â  Although given that it's Informational 
>> and not
>> Â Â Â  Standards-track or a BCP, that should be a given anyway.
>>
>>
>> Actually, no. Most IETF documents, even informational ones, bear a 
>> statement that they have IETF Consensus.
>>
>> See: https://tools.ietf.org/html/rfc5741#section-3.2.1 
>> <https://tools.ietf.org/html/rfc5741#section-3..2.1>
>>
>> -Ekr
>>
>>
>> Â Â Â  Peter.
>>
>>
>>
>>
>> _______________________________________________
>> OPSAWG mailing list
>> OPSAWG@ietf.org
>> https://www.ietf.org/mailman/listinfo/opsawg
>>


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From: Barak Gafni <gbarak@mellanox.com>
To: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>, "opsawg@ietf.org" <opsawg@ietf.org>, "ippm@ietf.org" <ippm@ietf.org>
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Subject: Re: [ippm] New Version Notification for draft-brockners-opsawg-ioam-deployment-00.txt
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Dear authors,
Thanks for this contribution, it is highly appreciated!

I would like to suggest some further discussion on the below topics:
1. The distinction between "Endpoint active measurement" and "IOAM active m=
easurement using probe packets", as well as the pointer to trace only.
2. IOAM layering - Although there is a good infrastructure laid out, I thin=
k that this topic need more details. Mostly, we need to discuss the definit=
ion of a layer, and whether an underlay can use a shim layer and consider o=
wnership. For example, which layer an IOAM header belongs to when carried w=
ithin Geneve, or over GRE in multiple cases.
3. IOAM trace types - I would like to suggest to consider the description o=
f the distinction between hw and sw implementations, including pointing out=
 suggested solutions that support both.=20

I would be glad to further collaborate with you to discuss the above

Thanks,
Barak

-----Original Message-----
From: ippm <ippm-bounces@ietf.org> On Behalf Of Frank Brockners (fbrockne)
Sent: Wednesday, October 30, 2019 9:23 AM
To: opsawg@ietf.org; ippm@ietf.org
Subject: [ippm] FW: New Version Notification for draft-brockners-opsawg-ioa=
m-deployment-00.txt


Several of you have indicated multiple times that it would really help, if =
we had an "IOAM deployment" draft that discusses the various deployment con=
siderations for IOAM all in one place - and serves as a single entry point =
for IOAM, referencing in the different IOAM related drafts.

We finally arrived at creating an initial revision - and we greatly appreci=
ate your thoughts and comments how to evolve this further.

Thanks much, Frank


> -----Original Message-----
> From: internet-drafts@ietf.org <internet-drafts@ietf.org>
> Sent: Mittwoch, 30. Oktober 2019 17:17
> To: Daniel Bernier <daniel.bernier@bell.ca>; Frank Brockners=20
> (fbrockne) <fbrockne@cisco.com>; daniel.bernier@bell.ca=20
> <daniel.bernier@bell.ca>; Shwetha Bhandari (shwethab)=20
> <shwethab@cisco.com>
> Subject: New Version Notification for draft-brockners-opsawg-ioam-=20
> deployment-00.txt
>=20
>=20
> A new version of I-D, draft-brockners-opsawg-ioam-deployment-00.txt
> has been successfully submitted by Frank Brockners and posted to the=20
> IETF repository.
>=20
> Name:		draft-brockners-opsawg-ioam-deployment
> Revision:	00
> Title:		In-situ OAM Deployment
> Document date:	2019-10-30
> Group:		Individual Submission
> Pages:		22
> URL:            https://eur03.safelinks.protection.outlook.com/?url=3Dhtt=
ps%3A%2F%2Fwww.ietf.org%2Finternet-drafts%2Fdraft-brockners-opsawg-ioam-&am=
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> Htmlized:       https://eur03.safelinks.protection.outlook.com/?url=3Dhtt=
ps%3A%2F%2Ftools.ietf.org%2Fhtml%2Fdraft-brockners-opsawg-ioam-&amp;data=3D=
02%7C01%7Cgbarak%40mellanox.com%7C9c5935d1525d448a68d908d75d55847b%7Ca65297=
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> deployment-00
> Htmlized:       https://eur03.safelinks.protection.outlook.com/?url=3Dhtt=
ps%3A%2F%2Fdatatracker.ietf.org%2Fdoc%2Fhtml%2Fdraft-brockners-opsawg-&amp;=
data=3D02%7C01%7Cgbarak%40mellanox.com%7C9c5935d1525d448a68d908d75d55847b%7=
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NEvw5OYddqain1dwWWMYjR3e0T9feR3Sb46Re0UbnkU%3D&amp;reserved=3D0
> ioam-deployment
>=20
>=20
> Abstract:
>    In-situ Operations, Administration, and Maintenance (IOAM) records
>    operational and telemetry information in the packet while the packet
>    traverses a path between two points in the network.  This document
>    provides a framework for IOAM deployment and provides best current
>    practices.
>=20
>=20
>=20
>=20
> Please note that it may take a couple of minutes from the time of=20
> submission until the htmlized version and diff are available at tools.iet=
f.org.
>=20
> The IETF Secretariat

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From nobody Mon Nov 11 09:55:40 2019
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Cc: tatiana.kurakova@itu.int, =?utf-8?q?Mirja_K=C3=BChlewind?= <ietf@kuehlewind.net>, Scott Mansfield <Scott.Mansfield@Ericsson.com>, Bill Cerveny <ietf@wjcerveny.com>, IP Performance Measurement Discussion List <ippm@ietf.org>, Brian Trammell <ietf@trammell.ch>, Magnus Westerlund <magnus.westerlund@ericsson.com>, itu-t-liaison@iab.org, Tommy Pauly <tpauly@apple.com>
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Title: LS on agreement of new Supplement 71 to ITU-T Q-series Recommendations â€œTesting methodologies of Internet related performance measurements including e2e bit rate within the fixed and mobile operatorâ€™s networksâ€
Submission Date: 2019-11-05
URL of the IETF Web page: https://datatracker.ietf.org/liaison/1659/

From: Tatiana Kurakova <tatiana.kurakova@itu.int>
To: Brian Trammell <ietf@trammell.ch>,Bill Cerveny <ietf@wjcerveny.com>,Tommy Pauly <tpauly@apple.com>
Cc: Scott Mansfield <Scott.Mansfield@Ericsson.com>,Bill Cerveny <ietf@wjcerveny.com>,IP Performance Measurement Discussion List <ippm@ietf.org>,Mirja KÃ¼hlewind <ietf@kuehlewind.net>,Brian Trammell <ietf@trammell.ch>,Magnus Westerlund <magnus.westerlund@ericsson.com>,itu-t-liaison@iab.org,Tommy Pauly <tpauly@apple.com>
Response Contacts: tatiana.kurakova@itu.int
Technical Contacts: 
Purpose: For information

Body: ITU-T Study Group 11 would like to thank all organizations for the LSs on the issues related to the draft Recommendation ITU-T Q.3961 â€œTesting methodologies of Internet related performance measurements including e2e bit rate within the fixed and mobile operator's networksâ€, which deals with Internet related performance measurements.

Taking this opportunity, ITU-T SG11 would like to inform you that, at its latest meeting (Geneva, 16-25 October 2019), ITU-T SG11 converted the ongoing draft Recommendation ITU-T Q.3961 to non-normative Supplement 71 to ITU-T Q-series of Recommendations â€œTesting methodologies of Internet related performance measurements including e2e bit rate within the fixed and mobile operatorâ€™s networksâ€, which was finally agreed at this meeting.

This decision was taken according to the received Contribution and outcomes of Q9/11 discussions.

ITU-T SG11 would like to continue collaborating on the future related subjects with all interested stakeholders and SDOs. In this regard, we would be pleased to arrange an open discussion of the future activities and work items at the following next SG11 meetings, including interim rapporteur meetings
Attachments:

    sp16-sg11-oLS-00110
    https://www.ietf.org/lib/dt/documents/LIAISON/liaison-2019-11-05-itu-t-sg-11-ippm-ls-on-agreement-of-new-supplement-71-to-itu-t-q-series-recommendations-testing-methodologies-of-internet-related-p-attachment-1.docx


From nobody Tue Nov 12 22:57:01 2019
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From: Tianran Zhou <zhoutianran@huawei.com>
To: "draft-ietf-ippm-stamp.authors@ietf.org" <draft-ietf-ippm-stamp.authors@ietf.org>
CC: "ippm@ietf.org" <ippm@ietf.org>
Thread-Topic: stamp session id
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Date: Wed, 13 Nov 2019 06:56:45 +0000
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Hi Authors,

I am looking at the stamp yang. And I see we need to configure the "session=
-id".
But I did not see the session id in the STAMP data plane packet(draft-ietf-=
ippm-stamp).
How to align the sender and reflector?
Or did I miss something?

Thanks,
Tianran


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From: Giuseppe Fioccola <giuseppe.fioccola@huawei.com>
To: IETF IPPM WG <ippm@ietf.org>
CC: "draft-ietf-ippm-multipoint-alt-mark@ietf.org" <draft-ietf-ippm-multipoint-alt-mark@ietf.org>
Thread-Topic: [ippm] FW: I-D Action: draft-ietf-ippm-multipoint-alt-mark-03.txt
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Dear All,
With regard to the paper mentioned in the last revision of the draft and ac=
cepted by the IEEE/ACM ToN, we have posted our own final version, so you ca=
n have a look at it without waiting for the final published version.
You can download it from the following link:
https://iris.polito.it/retrieve/handle/11583/2765734/285822/FINAL%20VERSION=
.PDF

This paper complements draft-ietf-ippm-multipoint-alt-mark with the mathema=
tical formulation of the algorithm for Network Cluster partition.

Best Regards,

Giuseppe


-----Original Message-----
From: ippm [mailto:ippm-bounces@ietf.org] On Behalf Of Giuseppe Fioccola
Sent: Monday, November 4, 2019 11:17 AM
To: IETF IPPM WG <ippm@ietf.org>
Cc: draft-ietf-ippm-multipoint-alt-mark@ietf.org
Subject: [ippm] FW: I-D Action: draft-ietf-ippm-multipoint-alt-mark-03.txt

Dear All,
This new revision aims to address the comments we received from Jos=E9 Igna=
cio Alvarez-Hamelin during the last IETF meeting in Montreal and the commen=
ts from Sudhin Jacob on the mailing list.
In particular we have added the reference to the paper "Multipoint Passive =
Monitoring in Packet Networks" that has been accepted by the IEEE/ACM Trans=
actions on Networking journal and it includes the complete and mathematical=
 analysis of the Algorithms for Cluster partition.

Feedback and comments are always welcome,

Look forward to seeing you in Singapore.

Best Regards,

Giuseppe

-----Original Message-----
From: ippm [mailto:ippm-bounces@ietf.org] On Behalf Of internet-drafts@ietf=
..org
Sent: Monday, November 4, 2019 10:51 AM
To: i-d-announce@ietf.org
Cc: ippm@ietf.org
Subject: [ippm] I-D Action: draft-ietf-ippm-multipoint-alt-mark-03.txt


A New Internet-Draft is available from the on-line Internet-Drafts director=
ies.
This draft is a work item of the IP Performance Measurement WG of the IETF.

        Title           : Multipoint Alternate Marking method for passive a=
nd hybrid performance monitoring
        Authors         : Giuseppe Fioccola
                          Mauro Cociglio
                          Amedeo Sapio
                          Riccardo Sisto
	Filename        : draft-ietf-ippm-multipoint-alt-mark-03.txt
	Pages           : 22
	Date            : 2019-11-04

Abstract:
   The Alternate Marking method, as presented in RFC 8321 [RFC8321], can
   be applied only to point-to-point flows because it assumes that all
   the packets of the flow measured on one node are measured again by a
   single second node.  This document aims to generalize and expand this
   methodology to measure any kind of unicast flows, whose packets can
   follow several different paths in the network, in wider terms a
   multipoint-to-multipoint network.  For this reason the technique here
   described is called Multipoint Alternate Marking.  Some definitions
   here introduced extend the scope of RFC 5644 [RFC5644] in the context
   of alternate marking schema.



The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-ippm-multipoint-alt-mark/

There are also htmlized versions available at:
https://tools.ietf.org/html/draft-ietf-ippm-multipoint-alt-mark-03
https://datatracker.ietf.org/doc/html/draft-ietf-ippm-multipoint-alt-mark-0=
3

A diff from the previous version is available at:
https://www.ietf.org/rfcdiff?url2=3Ddraft-ietf-ippm-multipoint-alt-mark-03


Please note that it may take a couple of minutes from the time of submissio=
n until the htmlized version and diff are available at tools.ietf.org.

Internet-Drafts are also available by anonymous FTP at:
ftp://ftp.ietf.org/internet-drafts/

_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm

_______________________________________________
ippm mailing list
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https://www.ietf.org/mailman/listinfo/ippm


From nobody Wed Nov 13 09:19:44 2019
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Subject: [ippm] Protocol Action: 'Simple Two-way Active Measurement Protocol' to Proposed Standard (draft-ietf-ippm-stamp-10.txt)
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The IESG has approved the following document:
- 'Simple Two-way Active Measurement Protocol'
  (draft-ietf-ippm-stamp-10.txt) as Proposed Standard

This document is the product of the IP Performance Measurement Working Group.

The IESG contact persons are Mirja KÃ¼hlewind and Magnus Westerlund.

A URL of this Internet Draft is:
https://datatracker.ietf.org/doc/draft-ietf-ippm-stamp/





Technical Summary

   This document describes a Simple Two-way Active Measurement Protocol
   which enables the measurement of both one-way and round-trip
   performance metrics like delay, delay variation, and packet loss.

Working Group Summary

   The draft was first submitted in October 2017, has been reviewed by a fair 
   number of people in the IPPM working group, has had a fair number of 
   supporters, and no objections from the working group. The IPPM working 
   group is also working on a companion draft, draft-ietf-ippm-stamp-yang, 
   which defines a YANG data model for STAMP. This companion draft will 
   be sent to the IESG for publication in the future.

Document Quality

   The current version of the draft is clear, seems to have resolved all the 
   issues, and has the consensus of the working group. One of the main 
   issues that was discussed in the context of this draft is the security 
   considerations. Two main questions were raised: one regarding the size 
   of the integrity protection HMAC, and the other regarding whether 
   encryption is required for STAMP or not. Arguments were made both ways. 
   After IETF 103 the authors proposed the solution that is in the current 
   draft with no objections from the working group: regarding the first issue, 
   the HMAC is based on a SHA-256 truncated to 128 bits, and regarding the 
   second issue, the draft does not define an encryption mechanism, but 
   states that encryption may be provided at higher layers.

Personnel

  The document shepherd is Tal Mizrahi, and the responsible area director is Mirja KÃ¼hlewind.


From nobody Sat Nov 16 03:56:33 2019
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Subject: [ippm] IOAM Side Meeting on Monday
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--00000000000050c34f05977567e9
Content-Type: text/plain; charset="UTF-8"

Hi,

We are going to hold an unofficial side meeting on Monday, 8:30-9:45, in
the Orchard room.

We are going to discuss various IOAM-related open issues.

Cheers,
Tal.

--00000000000050c34f05977567e9
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<div dir=3D"ltr">Hi,<div><br></div><div>We are going to hold an unofficial =
side meeting on Monday, 8:30-9:45, in the=C2=A0Orchard room.</div><div><br>=
</div><div>We are going to discuss various IOAM-related open issues.</div><=
div><br></div><div>Cheers,</div><div>Tal.</div><div><br></div></div>

--00000000000050c34f05977567e9--


From nobody Sat Nov 16 07:32:37 2019
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From: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
To: Barak Gafni <gbarak@mellanox.com>, "opsawg@ietf.org" <opsawg@ietf.org>, "ippm@ietf.org" <ippm@ietf.org>
Thread-Topic: New Version Notification for draft-brockners-opsawg-ioam-deployment-00.txt
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Archived-At: <https://mailarchive.ietf.org/arch/msg/ippm/K4PQEgvJaYVRx-9y9oQc3YEef3Q>
Subject: Re: [ippm] New Version Notification for draft-brockners-opsawg-ioam-deployment-00.txt
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Hi Barak,

> -----Original Message-----
> From: Barak Gafni <gbarak@mellanox.com>
> Sent: Mittwoch, 6. November 2019 23:09
> To: Frank Brockners (fbrockne) <fbrockne@cisco.com>; opsawg@ietf.org;
> ippm@ietf.org
> Subject: RE: New Version Notification for draft-brockners-opsawg-ioam-
> deployment-00.txt
>=20
> Dear authors,
> Thanks for this contribution, it is highly appreciated!
>=20
> I would like to suggest some further discussion on the below topics:
> 1. The distinction between "Endpoint active measurement" and "IOAM active
> measurement using probe packets", as well as the pointer to trace only.

...FB: Good topic to expand in the next rev. Interested in scribbling a sho=
rt paragraph that we could add?

> 2. IOAM layering - Although there is a good infrastructure laid out, I th=
ink that
> this topic need more details. Mostly, we need to discuss the definition o=
f a layer,
> and whether an underlay can use a shim layer and consider ownership. For
> example, which layer an IOAM header belongs to when carried within Geneve=
,
> or over GRE in multiple cases.

...FB: We can of course expand the section on layering as well - and your h=
elp would be appreciated. Given that this is a deployment draft, we'd want =
to focus on the implications/considerations that carrying IOAM in one or an=
other layer would have.=20

> 3. IOAM trace types - I would like to suggest to consider the description=
 of the
> distinction between hw and sw implementations, including pointing out
> suggested solutions that support both.

...FB: HW/SW implementation and that fact that both Trace-Option-Types can =
be present in a packet is already stated in
https://tools.ietf.org/html/draft-brockners-opsawg-ioam-deployment-00#secti=
on-7.3
Could you detail what additional explanation would be required?

>=20
> I would be glad to further collaborate with you to discuss the above

...FB: That would be greatly appreciated.

Thanks, Frank

>=20
> Thanks,
> Barak
>=20
> -----Original Message-----
> From: ippm <ippm-bounces@ietf.org> On Behalf Of Frank Brockners (fbrockne=
)
> Sent: Wednesday, October 30, 2019 9:23 AM
> To: opsawg@ietf.org; ippm@ietf.org
> Subject: [ippm] FW: New Version Notification for draft-brockners-opsawg-i=
oam-
> deployment-00.txt
>=20
>=20
> Several of you have indicated multiple times that it would really help, i=
f we had
> an "IOAM deployment" draft that discusses the various deployment
> considerations for IOAM all in one place - and serves as a single entry p=
oint for
> IOAM, referencing in the different IOAM related drafts.
>=20
> We finally arrived at creating an initial revision - and we greatly appre=
ciate your
> thoughts and comments how to evolve this further.
>=20
> Thanks much, Frank
>=20
>=20
> > -----Original Message-----
> > From: internet-drafts@ietf.org <internet-drafts@ietf.org>
> > Sent: Mittwoch, 30. Oktober 2019 17:17
> > To: Daniel Bernier <daniel.bernier@bell.ca>; Frank Brockners
> > (fbrockne) <fbrockne@cisco.com>; daniel.bernier@bell.ca
> > <daniel.bernier@bell.ca>; Shwetha Bhandari (shwethab)
> > <shwethab@cisco.com>
> > Subject: New Version Notification for draft-brockners-opsawg-ioam-
> > deployment-00.txt
> >
> >
> > A new version of I-D, draft-brockners-opsawg-ioam-deployment-00.txt
> > has been successfully submitted by Frank Brockners and posted to the
> > IETF repository.
> >
> > Name:		draft-brockners-opsawg-ioam-deployment
> > Revision:	00
> > Title:		In-situ OAM Deployment
> > Document date:	2019-10-30
> > Group:		Individual Submission
> > Pages:		22
> > URL:
> https://eur03.safelinks.protection.outlook.com/?url=3Dhttps%3A%2F%2Fwww.i=
etf
> .org%2Finternet-drafts%2Fdraft-brockners-opsawg-ioam-
> &amp;data=3D02%7C01%7Cgbarak%40mellanox.com%7C9c5935d1525d448a68d9
> 08d75d55847b%7Ca652971c7d2e4d9ba6a4d149256f461b%7C0%7C0%7C63708
> 0494185344466&amp;sdata=3DGV1T7klrsHwI%2FOqKoXL2Z9lbxruh2dV8EOzEyzHh
> ydA%3D&amp;reserved=3D0
> > deployment-00.txt
> > Status:
> https://eur03.safelinks.protection.outlook.com/?url=3Dhttps%3A%2F%2Fdatat=
rac
> ker.ietf.org%2Fdoc%2Fdraft-brockners-opsawg-ioam-
> &amp;data=3D02%7C01%7Cgbarak%40mellanox.com%7C9c5935d1525d448a68d9
> 08d75d55847b%7Ca652971c7d2e4d9ba6a4d149256f461b%7C0%7C0%7C63708
> 0494185344466&amp;sdata=3D399M95HkEzGgwWJ%2FHAJyA8Q7kTp0rQ%2FOpz
> OhXHPrP%2FI%3D&amp;reserved=3D0
> > deployment/
> > Htmlized:
> https://eur03.safelinks.protection.outlook.com/?url=3Dhttps%3A%2F%2Ftools=
.ietf
> .org%2Fhtml%2Fdraft-brockners-opsawg-ioam-
> &amp;data=3D02%7C01%7Cgbarak%40mellanox.com%7C9c5935d1525d448a68d9
> 08d75d55847b%7Ca652971c7d2e4d9ba6a4d149256f461b%7C0%7C0%7C63708
> 0494185344466&amp;sdata=3Dre82N92s6JusTvrdRY8ZwlDpzrLD5BgJ9YvsbS0%2Fh
> sY%3D&amp;reserved=3D0
> > deployment-00
> > Htmlized:
> https://eur03.safelinks.protection.outlook.com/?url=3Dhttps%3A%2F%2Fdatat=
rac
> ker.ietf.org%2Fdoc%2Fhtml%2Fdraft-brockners-opsawg-
> &amp;data=3D02%7C01%7Cgbarak%40mellanox.com%7C9c5935d1525d448a68d9
> 08d75d55847b%7Ca652971c7d2e4d9ba6a4d149256f461b%7C0%7C0%7C63708
> 0494185344466&amp;sdata=3DNEvw5OYddqain1dwWWMYjR3e0T9feR3Sb46Re0
> UbnkU%3D&amp;reserved=3D0
> > ioam-deployment
> >
> >
> > Abstract:
> >    In-situ Operations, Administration, and Maintenance (IOAM) records
> >    operational and telemetry information in the packet while the packet
> >    traverses a path between two points in the network.  This document
> >    provides a framework for IOAM deployment and provides best current
> >    practices.
> >
> >
> >
> >
> > Please note that it may take a couple of minutes from the time of
> > submission until the htmlized version and diff are available at tools.i=
etf.org.
> >
> > The IETF Secretariat
>=20
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
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etf
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From nobody Sat Nov 16 18:13:47 2019
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From: Greg Mirsky <gregimirsky@gmail.com>
Date: Sun, 17 Nov 2019 10:13:25 +0800
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To: Tal Mizrahi <tal.mizrahi.phd@gmail.com>
Cc: IETF IPPM WG <ippm@ietf.org>, ippm-ioam-ix-dt@ietf.org
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Subject: Re: [ippm] IOAM Side Meeting on Monday
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Hi Tal,
thank you for the heads up. I will be there.

Regards,
Greg

On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
wrote:

> Hi,
>
> We are going to hold an unofficial side meeting on Monday, 8:30-9:45, in
> the Orchard room.
>
> We are going to discuss various IOAM-related open issues.
>
> Cheers,
> Tal.
>
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm
>

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<div dir=3D"ltr">Hi Tal,<div>thank you for the heads up. I will be there.</=
div><div><br></div><div>Regards,</div><div>Greg</div></div><br><div class=
=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Sat, Nov 16, 2019=
 at 7:56 PM Tal Mizrahi &lt;<a href=3D"mailto:tal.mizrahi.phd@gmail.com">ta=
l.mizrahi.phd@gmail.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_=
quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,=
204);padding-left:1ex"><div dir=3D"ltr">Hi,<div><br></div><div>We are going=
 to hold an unofficial side meeting on Monday, 8:30-9:45, in the=C2=A0Orcha=
rd room.</div><div><br></div><div>We are going to discuss various IOAM-rela=
ted open issues.</div><div><br></div><div>Cheers,</div><div>Tal.</div><div>=
<br></div></div>
_______________________________________________<br>
ippm mailing list<br>
<a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ippm@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/ippm" rel=3D"noreferrer" t=
arget=3D"_blank">https://www.ietf.org/mailman/listinfo/ippm</a><br>
</blockquote></div>

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From: Greg Mirsky <gregimirsky@gmail.com>
Date: Sun, 17 Nov 2019 11:30:11 +0800
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To: Tianran Zhou <zhoutianran@huawei.com>
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Subject: Re: [ippm] stamp session id
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--0000000000007175910597827379
Content-Type: text/plain; charset="UTF-8"

Hi Tianran,
thank you for your question. You're absolutely correct. We do intend to
include the Session ID in the STAMP packet. It will be described in the
next update of draft-ietf-ippm-stamp-option-tlv and will update the YANG
model accordingly.

Regards,
Greg

On Wed, Nov 13, 2019 at 2:57 PM Tianran Zhou <zhoutianran@huawei.com> wrote:

> Hi Authors,
>
> I am looking at the stamp yang. And I see we need to configure the
> "session-id".
> But I did not see the session id in the STAMP data plane
> packet(draft-ietf-ippm-stamp).
> How to align the sender and reflector?
> Or did I miss something?
>
> Thanks,
> Tianran
>

--0000000000007175910597827379
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">Hi Tianran,<div>thank you for your question. You&#39;re ab=
solutely correct. We do intend to include the Session ID in the STAMP packe=
t. It will be described in the next update of draft-ietf-ippm-stamp-option-=
tlv and will update the YANG model accordingly.</div><div><br></div><div>Re=
gards,</div><div>Greg</div></div><br><div class=3D"gmail_quote"><div dir=3D=
"ltr" class=3D"gmail_attr">On Wed, Nov 13, 2019 at 2:57 PM Tianran Zhou &lt=
;<a href=3D"mailto:zhoutianran@huawei.com">zhoutianran@huawei.com</a>&gt; w=
rote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0p=
x 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Hi Authors=
,<br>
<br>
I am looking at the stamp yang. And I see we need to configure the &quot;se=
ssion-id&quot;.<br>
But I did not see the session id in the STAMP data plane packet(draft-ietf-=
ippm-stamp).<br>
How to align the sender and reflector?<br>
Or did I miss something?<br>
<br>
Thanks,<br>
Tianran<br>
</blockquote></div>

--0000000000007175910597827379--


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Archived-At: <https://mailarchive.ietf.org/arch/msg/ippm/uVWZTsFG0vsNMIgfTzXgjoDqjJo>
Subject: Re: [ippm] draft-ioamteam-ippm-ioam-direct-export-00 - pull request submitted
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--_000_AM6PR05MB4118FCBB07B176B1ED414F16B94D0AM6PR05MB4118eurp_
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Resending to the list as I understand that some of the people couldn't rece=
ive it for some reason.

Thanks,
Barak

From: Barak Gafni
Sent: Monday, November 4, 2019 12:24 PM
To: IETF IPPM WG <ippm@ietf.org>
Subject: draft-ioamteam-ippm-ioam-direct-export-00 - pull request submitted

Hi,

Pull request #137 submitted for DEX draft (draft-ioamteam-ippm-ioam-direct-=
export-00), further comments are welcome - to this PR and to the draft in g=
eneral.
The PR incorporates some updates that were discussed in the last design tea=
m virtual meeting.

Thanks,
Barak


--_000_AM6PR05MB4118FCBB07B176B1ED414F16B94D0AM6PR05MB4118eurp_
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<div class=3D"WordSection1">
<p class=3D"MsoNormal">Resending to the list as I understand that some of t=
he people couldn&#8217;t receive it for some reason.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<div>
<p class=3D"MsoNormal">Thanks,<o:p></o:p></p>
<p class=3D"MsoNormal">Barak<o:p></o:p></p>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<div>
<div style=3D"border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in =
0in 0in">
<p class=3D"MsoNormal"><b>From:</b> Barak Gafni <br>
<b>Sent:</b> Monday, November 4, 2019 12:24 PM<br>
<b>To:</b> IETF IPPM WG &lt;ippm@ietf.org&gt;<br>
<b>Subject:</b> draft-ioamteam-ippm-ioam-direct-export-00 - pull request su=
bmitted
<o:p></o:p></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Hi,<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Pull request #137 submitted for DEX draft (draft-ioa=
mteam-ippm-ioam-direct-export-00), further comments are welcome &#8211; to =
this PR and to the draft in general.<o:p></o:p></p>
<p class=3D"MsoNormal">The PR incorporates some updates that were discussed=
 in the last design team virtual meeting.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Thanks,<o:p></o:p></p>
<p class=3D"MsoNormal">Barak <span style=3D"color:#222222"><o:p></o:p></spa=
n></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
</div>
</body>
</html>

--_000_AM6PR05MB4118FCBB07B176B1ED414F16B94D0AM6PR05MB4118eurp_--


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Subject: [ippm] Working Group Last Call: draft-ietf-ippm-route-06
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Greetings, all,

The IPPM working group intends to send draft-ietf-ippm-route-06 to the =
IESG for publication. This message begins a Working Group Last Call on =
to end on Monday 9 December 2019. Please send a message to ippm@ietf.org =
stating whether you believe the document is ready for publication, and =
if not, please explain why not and/org provide comments to improve the =
document for publication.

Many thanks, cheers,

Brian (as co-chair)=


From nobody Sun Nov 17 19:46:00 2019
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Subject: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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Greetings, all,

The IPPM working group has been asked to adopt =
draft-ioamteam-ippm-ioam-direct-export-00 as as a working group =
document.

This message begins an adoption call to end on Monday 9 December 2019. =
Please send a message to ippm@ietf.org indicating:

- whether you believe the draft is in scope for the WG and mature enough =
to be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)=


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Subject: [ippm] The IPPM WG has placed draft-ioamteam-ippm-ioam-direct-export in state "Call For Adoption By WG Issued"
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The IPPM WG has placed draft-ioamteam-ippm-ioam-direct-export in state
Call For Adoption By WG Issued (entered by Brian Trammell)

The document is available at
https://datatracker.ietf.org/doc/draft-ioamteam-ippm-ioam-direct-export/


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Subject: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Greetings, all,

The IPPM working group has been asked to adopt =
draft-morton-ippm-capacity-metric-method-01 as as a working group =
document.

This message begins an adoption call to end on Monday 9 December 2019. =
Please send a message to ippm@ietf.orgindicating:

- whether you believe the draft is in scope for the WG and mature enough =
to be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)=


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Subject: [ippm] The IPPM WG has placed draft-morton-ippm-capacity-metric-method in state "Call For Adoption By WG Issued"
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The IPPM WG has placed draft-morton-ippm-capacity-metric-method in state
Call For Adoption By WG Issued (entered by Brian Trammell)

The document is available at
https://datatracker.ietf.org/doc/draft-morton-ippm-capacity-metric-method/


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--_000_MWHPR13MB164862A038CFD58D407BD7B69A4D0MWHPR13MB1648namp_
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<html>
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<body>
<div dir=3D"auto" style=3D"direction: ltr; margin: 0; padding: 0; font-fami=
ly: sans-serif; font-size: 11pt; color: black; ">
Support adoption as a coauthor. It's a good complement to the ioam data dra=
ft and after quite a few design team discussions,&nbsp; mature enough to be=
 considered.
<br>
<br>
</div>
<div dir=3D"auto" style=3D"direction: ltr; margin: 0; padding: 0; font-fami=
ly: sans-serif; font-size: 11pt; color: black; ">
Thanks!<br>
<br>
</div>
<div dir=3D"auto" style=3D"direction: ltr; margin: 0; padding: 0; font-fami=
ly: sans-serif; font-size: 11pt; color: black; ">
Haoyu<br>
<br>
</div>
<div dir=3D"auto" style=3D"direction: ltr; margin: 0; padding: 0; font-fami=
ly: sans-serif; font-size: 11pt; color: black; ">
<span id=3D"OutlookSignature">
<div dir=3D"auto" style=3D"direction: ltr; margin: 0; padding: 0; font-fami=
ly: sans-serif; font-size: 11pt; color: black; ">
=BB=F1=C8=A1 <a href=3D"https://aka.ms/ghei36">Outlook for Android</a></div=
>
</span><br>
</div>
<hr style=3D"display:inline-block;width:98%" tabindex=3D"-1">
<div id=3D"divRplyFwdMsg" dir=3D"ltr"><font face=3D"Calibri, sans-serif" st=
yle=3D"font-size:11pt" color=3D"#000000"><b>From:</b> ippm &lt;ippm-bounces=
@ietf.org&gt; on behalf of Brian Trammell (IETF) &lt;ietf@trammell.ch&gt;<b=
r>
<b>Sent:</b> Monday, November 18, 2019 11:45:52 AM<br>
<b>To:</b> IETF IPPM WG &lt;ippm@ietf.org&gt;<br>
<b>Subject:</b> [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-ex=
port</font>
<div>&nbsp;</div>
</div>
<div class=3D"BodyFragment"><font size=3D"2"><span style=3D"font-size:11pt;=
">
<div class=3D"PlainText">Greetings, all,<br>
<br>
The IPPM working group has been asked to adopt draft-ioamteam-ippm-ioam-dir=
ect-export-00 as as a working group document.<br>
<br>
This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.org indicating:<br>
<br>
- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not<br>
- whether you are willing to review the document<br>
<br>
Many thanks, cheers,<br>
<br>
Brian (as co-chair)<br>
_______________________________________________<br>
ippm mailing list<br>
ippm@ietf.org<br>
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From: Tal Mizrahi <tal.mizrahi.phd@gmail.com>
Date: Mon, 18 Nov 2019 14:32:24 +0800
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Subject: Re: [ippm] IOAM Side Meeting on Monday
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Hi,

We are going to hold a follow-up IOAM side meeting on Tuesday, November
19th, at 13:00.
We will get together in the registration area at 13:00.
There is currently no available room, so we will look for an available
space, and unfortunately we may need to settle on putting together a few
chairs in the hallway.

Cheers,
Tal.

On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
wrote:

> Hi,
>
> We are going to hold an unofficial side meeting on Monday, 8:30-9:45, in
> the Orchard room.
>
> We are going to discuss various IOAM-related open issues.
>
> Cheers,
> Tal.
>
>

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<div dir=3D"ltr">Hi,<div><br></div><div>We are going to hold a follow-up IO=
AM side meeting on Tuesday, November 19th, at 13:00.</div><div>We will get =
together in the registration area at 13:00.</div><div>There is currently no=
 available room, so we will look for an available space, and unfortunately =
we may need to settle on putting together a few chairs in the hallway.</div=
><div><br></div><div>Cheers,</div><div>Tal.</div></div><br><div class=3D"gm=
ail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Sat, Nov 16, 2019 at 7:=
56 PM Tal Mizrahi &lt;<a href=3D"mailto:tal.mizrahi.phd@gmail.com">tal.mizr=
ahi.phd@gmail.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote"=
 style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);p=
adding-left:1ex"><div dir=3D"ltr">Hi,<div><br></div><div>We are going to ho=
ld an unofficial side meeting on Monday, 8:30-9:45, in the=C2=A0Orchard roo=
m.</div><div><br></div><div>We are going to discuss various IOAM-related op=
en issues.</div><div><br></div><div>Cheers,</div><div>Tal.</div><div><br></=
div></div>
</blockquote></div>

--0000000000001d3ca90597991d8c--


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From: "Roni Even (A)" <roni.even@huawei.com>
To: Tal Mizrahi <tal.mizrahi.phd@gmail.com>, IETF IPPM WG <ippm@ietf.org>, "ippm-ioam-ix-dt@ietf.org" <ippm-ioam-ix-dt@ietf.org>
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From: Greg Mirsky <gregimirsky@gmail.com>
Date: Mon, 18 Nov 2019 14:46:21 +0800
Message-ID: <CA+RyBmX4Ug5pOQQMkDucegTzWs7RkvmbH4hD+ER=Jb58ZD2_vQ@mail.gmail.com>
To: Tal Mizrahi <tal.mizrahi.phd@gmail.com>
Cc: IETF IPPM WG <ippm@ietf.org>, ippm-ioam-ix-dt@ietf.org
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Archived-At: <https://mailarchive.ietf.org/arch/msg/ippm/GCCrcE1Me0x6rOFHHyNEND2AU8A>
Subject: Re: [ippm] IOAM Side Meeting on Monday
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Hi Tal,
is there a chance to use the slot in the morning? I have planned for 13:30
session already.

Regards,
Greg

On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
wrote:

> Hi,
>
> We are going to hold a follow-up IOAM side meeting on Tuesday, November
> 19th, at 13:00.
> We will get together in the registration area at 13:00.
> There is currently no available room, so we will look for an available
> space, and unfortunately we may need to settle on putting together a few
> chairs in the hallway.
>
> Cheers,
> Tal.
>
> On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
> wrote:
>
>> Hi,
>>
>> We are going to hold an unofficial side meeting on Monday, 8:30-9:45, in
>> the Orchard room.
>>
>> We are going to discuss various IOAM-related open issues.
>>
>> Cheers,
>> Tal.
>>
>> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm
>

--000000000000dfbff40597994e04
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">Hi Tal,<div>is there a chance to use the slot in the morni=
ng? I have planned for 13:30 session already.</div><div><br></div><div>Rega=
rds,</div><div>Greg</div></div><br><div class=3D"gmail_quote"><div dir=3D"l=
tr" class=3D"gmail_attr">On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi &lt;<a=
 href=3D"mailto:tal.mizrahi.phd@gmail.com">tal.mizrahi.phd@gmail.com</a>&gt=
; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px=
 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div di=
r=3D"ltr">Hi,<div><br></div><div>We are going to hold a follow-up IOAM side=
 meeting on Tuesday, November 19th, at 13:00.</div><div>We will get togethe=
r in the registration area at 13:00.</div><div>There is currently no availa=
ble room, so we will look for an available space, and unfortunately we may =
need to settle on putting together a few chairs in the hallway.</div><div><=
br></div><div>Cheers,</div><div>Tal.</div></div><br><div class=3D"gmail_quo=
te"><div dir=3D"ltr" class=3D"gmail_attr">On Sat, Nov 16, 2019 at 7:56 PM T=
al Mizrahi &lt;<a href=3D"mailto:tal.mizrahi.phd@gmail.com" target=3D"_blan=
k">tal.mizrahi.phd@gmail.com</a>&gt; wrote:<br></div><blockquote class=3D"g=
mail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204=
,204,204);padding-left:1ex"><div dir=3D"ltr">Hi,<div><br></div><div>We are =
going to hold an unofficial side meeting on Monday, 8:30-9:45, in the=C2=A0=
Orchard room.</div><div><br></div><div>We are going to discuss various IOAM=
-related open issues.</div><div><br></div><div>Cheers,</div><div>Tal.</div>=
<div><br></div></div>
</blockquote></div>
_______________________________________________<br>
ippm mailing list<br>
<a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ippm@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/ippm" rel=3D"noreferrer" t=
arget=3D"_blank">https://www.ietf.org/mailman/listinfo/ippm</a><br>
</blockquote></div>

--000000000000dfbff40597994e04--


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From: <Ruediger.Geib@telekom.de>
To: <ietf@trammell.ch>
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Thread-Topic: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Date: Mon, 18 Nov 2019 08:11:08 +0000
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Archived-At: <https://mailarchive.ietf.org/arch/msg/ippm/1qPKDH-6zPZUWwEhNLxEFbtlRHY>
Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Hi Brian,

as a co-author I support adoption (and I read and commented the versions so=
 far).

Regards,

Ruediger


-----Urspr=FCngliche Nachricht-----
Von: ippm <ippm-bounces@ietf.org> Im Auftrag von Brian Trammell (IETF)
Gesendet: Montag, 18. November 2019 04:57
An: IETF IPPM WG <ippm@ietf.org>
Betreff: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method

Greetings, all,

The IPPM working group has been asked to adopt draft-morton-ippm-capacity-m=
etric-method-01 as as a working group document.

This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.orgindicating:

- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm


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From: Tal Mizrahi <tal.mizrahi.phd@gmail.com>
Date: Mon, 18 Nov 2019 16:27:44 +0800
Message-ID: <CABUE3X=mJun3bn115CwOqvhhCwvVvitjQk8cWhD7Nt+hEeReng@mail.gmail.com>
To: Greg Mirsky <gregimirsky@gmail.com>
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Subject: Re: [ippm] IOAM Side Meeting on Monday
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--0000000000009c8c0a05979ab995
Content-Type: text/plain; charset="UTF-8"

Hi Greg,

Apologies, but Tuesday morning conflicts with another side meeting that is
already scheduled (for Tuesday morning).
We will be sure to send the meeting minutes after the meeting.

Cheers,
Tal.

On Mon, Nov 18, 2019 at 2:46 PM Greg Mirsky <gregimirsky@gmail.com> wrote:

> Hi Tal,
> is there a chance to use the slot in the morning? I have planned for 13:30
> session already.
>
> Regards,
> Greg
>
> On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
> wrote:
>
>> Hi,
>>
>> We are going to hold a follow-up IOAM side meeting on Tuesday, November
>> 19th, at 13:00.
>> We will get together in the registration area at 13:00.
>> There is currently no available room, so we will look for an available
>> space, and unfortunately we may need to settle on putting together a few
>> chairs in the hallway.
>>
>> Cheers,
>> Tal.
>>
>> On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
>> wrote:
>>
>>> Hi,
>>>
>>> We are going to hold an unofficial side meeting on Monday, 8:30-9:45, in
>>> the Orchard room.
>>>
>>> We are going to discuss various IOAM-related open issues.
>>>
>>> Cheers,
>>> Tal.
>>>
>>> _______________________________________________
>> ippm mailing list
>> ippm@ietf.org
>> https://www.ietf.org/mailman/listinfo/ippm
>>
>

--0000000000009c8c0a05979ab995
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<div dir=3D"ltr">Hi Greg,<div><br></div><div>Apologies, but Tuesday morning=
 conflicts with another side meeting=C2=A0that is already scheduled (for Tu=
esday morning).</div><div>We will be sure to send the meeting minutes after=
 the meeting.</div><div><br></div><div>Cheers,</div><div>Tal.</div></div><b=
r><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, =
Nov 18, 2019 at 2:46 PM Greg Mirsky &lt;<a href=3D"mailto:gregimirsky@gmail=
.com">gregimirsky@gmail.com</a>&gt; wrote:<br></div><blockquote class=3D"gm=
ail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,=
204,204);padding-left:1ex"><div dir=3D"ltr">Hi Tal,<div>is there a chance t=
o use the slot in the morning? I have planned for 13:30 session already.</d=
iv><div><br></div><div>Regards,</div><div>Greg</div></div><br><div class=3D=
"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Nov 18, 2019 at=
 2:32 PM Tal Mizrahi &lt;<a href=3D"mailto:tal.mizrahi.phd@gmail.com" targe=
t=3D"_blank">tal.mizrahi.phd@gmail.com</a>&gt; wrote:<br></div><blockquote =
class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px sol=
id rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr">Hi,<div><br></div><d=
iv>We are going to hold a follow-up IOAM side meeting on Tuesday, November =
19th, at 13:00.</div><div>We will get together in the registration area at =
13:00.</div><div>There is currently no available room, so we will look for =
an available space, and unfortunately we may need to settle on putting toge=
ther a few chairs in the hallway.</div><div><br></div><div>Cheers,</div><di=
v>Tal.</div></div><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"=
gmail_attr">On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi &lt;<a href=3D"mail=
to:tal.mizrahi.phd@gmail.com" target=3D"_blank">tal.mizrahi.phd@gmail.com</=
a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0p=
x 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><d=
iv dir=3D"ltr">Hi,<div><br></div><div>We are going to hold an unofficial si=
de meeting on Monday, 8:30-9:45, in the=C2=A0Orchard room.</div><div><br></=
div><div>We are going to discuss various IOAM-related open issues.</div><di=
v><br></div><div>Cheers,</div><div>Tal.</div><div><br></div></div>
</blockquote></div>
_______________________________________________<br>
ippm mailing list<br>
<a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ippm@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/ippm" rel=3D"noreferrer" t=
arget=3D"_blank">https://www.ietf.org/mailman/listinfo/ippm</a><br>
</blockquote></div>
</blockquote></div>

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To: Tal Mizrahi <tal.mizrahi.phd@gmail.com>, Greg Mirsky <gregimirsky@gmail.com>
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From: Tal Mizrahi <tal.mizrahi.phd@gmail.com>
Date: Mon, 18 Nov 2019 17:19:31 +0800
Message-ID: <CABUE3X=j2UsZ+rvJGf7vNHDAQKNirRkbtyo1ySqRgDGv9drJUQ@mail.gmail.com>
To: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
Cc: Greg Mirsky <gregimirsky@gmail.com>,  "ippm-ioam-ix-dt@ietf.org" <ippm-ioam-ix-dt@ietf.org>, IETF IPPM WG <ippm@ietf.org>
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Subject: Re: [ippm] [Ippm-ioam-ix-dt]  IOAM Side Meeting on Monday
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Sounds good.

If there are no objections, let's meet at 12:00 on Tuesday in the
registration area.

Cheers,
Tal.

On Mon, Nov 18, 2019 at 4:33 PM Frank Brockners (fbrockne) <
fbrockne@cisco.com> wrote:

> Hey Tal, team,
>
>
>
> I=E2=80=99d also appreciate if we could find another slot. How about 12:0=
0-13:00
> on Tuesday?
>
>
>
> Thanks, Frank
>
>
>
> *From:* Ippm-ioam-ix-dt <ippm-ioam-ix-dt-bounces@ietf.org> *On Behalf Of =
*Tal
> Mizrahi
> *Sent:* Montag, 18. November 2019 16:28
> *To:* Greg Mirsky <gregimirsky@gmail.com>
> *Cc:* ippm-ioam-ix-dt@ietf.org; IETF IPPM WG <ippm@ietf.org>
> *Subject:* Re: [Ippm-ioam-ix-dt] [ippm] IOAM Side Meeting on Monday
>
>
>
> Hi Greg,
>
>
>
> Apologies, but Tuesday morning conflicts with another side meeting that i=
s
> already scheduled (for Tuesday morning).
>
> We will be sure to send the meeting minutes after the meeting.
>
>
>
> Cheers,
>
> Tal.
>
>
>
> On Mon, Nov 18, 2019 at 2:46 PM Greg Mirsky <gregimirsky@gmail.com
> <gregimirsky@gmail..com>> wrote:
>
> Hi Tal,
>
> is there a chance to use the slot in the morning? I have planned for 13:3=
0
> session already.
>
>
>
> Regards,
>
> Greg
>
>
>
> On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
> wrote:
>
> Hi,
>
>
>
> We are going to hold a follow-up IOAM side meeting on Tuesday, November
> 19th, at 13:00.
>
> We will get together in the registration area at 13:00.
>
> There is currently no available room, so we will look for an available
> space, and unfortunately we may need to settle on putting together a few
> chairs in the hallway.
>
>
>
> Cheers,
>
> Tal.
>
>
>
> On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
> wrote:
>
> Hi,
>
>
>
> We are going to hold an unofficial side meeting on Monday, 8:30-9:45, in
> the Orchard room.
>
>
>
> We are going to discuss various IOAM-related open issues.
>
>
>
> Cheers,
>
> Tal.
>
>
>
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm
>
>

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<div dir=3D"ltr">Sounds good.<div><br></div><div>If there are no objections=
, let&#39;s meet at 12:00 on Tuesday in the registration area.</div><div><b=
r></div><div>Cheers,</div><div>Tal.</div></div><br><div class=3D"gmail_quot=
e"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Nov 18, 2019 at 4:33 PM Fr=
ank Brockners (fbrockne) &lt;<a href=3D"mailto:fbrockne@cisco.com">fbrockne=
@cisco.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=
=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding=
-left:1ex">





<div lang=3D"EN-US">
<div class=3D"gmail-m_-1683752297169019795WordSection1">
<p class=3D"MsoNormal">Hey Tal, team,<u></u><u></u></p>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<p class=3D"MsoNormal">I=E2=80=99d also appreciate if we could find another=
 slot. How about 12:00-13:00 on Tuesday?<u></u><u></u></p>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<p class=3D"MsoNormal">Thanks, Frank<u></u><u></u></p>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div style=3D"border-top:none;border-right:none;border-bottom:none;border-l=
eft:1.5pt solid blue;padding:0cm 0cm 0cm 4pt">
<div>
<div style=3D"border-right:none;border-bottom:none;border-left:none;border-=
top:1pt solid rgb(225,225,225);padding:3pt 0cm 0cm">
<p class=3D"MsoNormal"><b>From:</b> Ippm-ioam-ix-dt &lt;<a href=3D"mailto:i=
ppm-ioam-ix-dt-bounces@ietf.org" target=3D"_blank">ippm-ioam-ix-dt-bounces@=
ietf.org</a>&gt;
<b>On Behalf Of </b>Tal Mizrahi<br>
<b>Sent:</b> Montag, 18. November 2019 16:28<br>
<b>To:</b> Greg Mirsky &lt;<a href=3D"mailto:gregimirsky@gmail.com" target=
=3D"_blank">gregimirsky@gmail.com</a>&gt;<br>
<b>Cc:</b> <a href=3D"mailto:ippm-ioam-ix-dt@ietf.org" target=3D"_blank">ip=
pm-ioam-ix-dt@ietf.org</a>; IETF IPPM WG &lt;<a href=3D"mailto:ippm@ietf.or=
g" target=3D"_blank">ippm@ietf.org</a>&gt;<br>
<b>Subject:</b> Re: [Ippm-ioam-ix-dt] [ippm] IOAM Side Meeting on Monday<u>=
</u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<p class=3D"MsoNormal">Hi Greg,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Apologies, but Tuesday morning conflicts with anothe=
r side meeting=C2=A0that is already scheduled (for Tuesday morning).<u></u>=
<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We will be sure to send the meeting minutes after th=
e meeting.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Tal.<u></u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<div>
<p class=3D"MsoNormal">On Mon, Nov 18, 2019 at 2:46 PM Greg Mirsky &lt;<a h=
ref=3D"mailto:gregimirsky@gmail..com" target=3D"_blank">gregimirsky@gmail.c=
om</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"border-top:none;border-right:none;border-bottom:none;b=
order-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4=
.8pt;margin-right:0cm">
<div>
<p class=3D"MsoNormal">Hi Tal,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal">is there a chance to use the slot in the morning? I =
have planned for 13:30 session already.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Regards,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Greg<u></u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<div>
<p class=3D"MsoNormal">On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi &lt;<a h=
ref=3D"mailto:tal.mizrahi.phd@gmail.com" target=3D"_blank">tal.mizrahi.phd@=
gmail.com</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"border-top:none;border-right:none;border-bottom:none;b=
order-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4=
.8pt;margin-right:0cm">
<div>
<p class=3D"MsoNormal">Hi,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We are going to hold a follow-up IOAM side meeting o=
n Tuesday, November 19th, at 13:00.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We will get together in the registration area at 13:=
00.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">There is currently no available room, so we will loo=
k for an available space, and unfortunately we may need to settle on puttin=
g together a few chairs in the hallway.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Tal.<u></u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<div>
<p class=3D"MsoNormal">On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi &lt;<a h=
ref=3D"mailto:tal.mizrahi.phd@gmail.com" target=3D"_blank">tal.mizrahi.phd@=
gmail.com</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"border-top:none;border-right:none;border-bottom:none;b=
order-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4=
.8pt;margin-right:0cm">
<div>
<p class=3D"MsoNormal">Hi,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We are going to hold an unofficial side meeting on M=
onday, 8:30-9:45, in the=C2=A0Orchard room.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We are going to discuss various IOAM-related open is=
sues.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Tal.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
</div>
</blockquote>
</div>
<p class=3D"MsoNormal">_______________________________________________<br>
ippm mailing list<br>
<a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ippm@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/ippm" target=3D"_blank">ht=
tps://www.ietf.org/mailman/listinfo/ippm</a><u></u><u></u></p>
</blockquote>
</div>
</blockquote>
</div>
</div>
</div>
</div>

</blockquote></div>

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From: Greg Mirsky <gregimirsky@gmail.com>
Date: Mon, 18 Nov 2019 17:21:12 +0800
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To: Tal Mizrahi <tal.mizrahi.phd@gmail.com>
Cc: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>,  "ippm-ioam-ix-dt@ietf.org" <ippm-ioam-ix-dt@ietf.org>, IETF IPPM WG <ippm@ietf.org>
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Subject: Re: [ippm] [Ippm-ioam-ix-dt]  IOAM Side Meeting on Monday
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Sounds good to me. Thank you for your consideration.

Regards,
Greg

On Mon, Nov 18, 2019 at 5:19 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
wrote:

> Sounds good.
>
> If there are no objections, let's meet at 12:00 on Tuesday in the
> registration area.
>
> Cheers,
> Tal.
>
> On Mon, Nov 18, 2019 at 4:33 PM Frank Brockners (fbrockne) <
> fbrockne@cisco.com> wrote:
>
>> Hey Tal, team,
>>
>>
>>
>> I=E2=80=99d also appreciate if we could find another slot. How about 12:=
00-13:00
>> on Tuesday?
>>
>>
>>
>> Thanks, Frank
>>
>>
>>
>> *From:* Ippm-ioam-ix-dt <ippm-ioam-ix-dt-bounces@ietf.org> *On Behalf Of
>> *Tal Mizrahi
>> *Sent:* Montag, 18. November 2019 16:28
>> *To:* Greg Mirsky <gregimirsky@gmail.com>
>> *Cc:* ippm-ioam-ix-dt@ietf.org; IETF IPPM WG <ippm@ietf.org>
>> *Subject:* Re: [Ippm-ioam-ix-dt] [ippm] IOAM Side Meeting on Monday
>>
>>
>>
>> Hi Greg,
>>
>>
>>
>> Apologies, but Tuesday morning conflicts with another side meeting that
>> is already scheduled (for Tuesday morning).
>>
>> We will be sure to send the meeting minutes after the meeting.
>>
>>
>>
>> Cheers,
>>
>> Tal.
>>
>>
>>
>> On Mon, Nov 18, 2019 at 2:46 PM Greg Mirsky <gregimirsky@gmail.com
>> <gregimirsky@gmail..com>> wrote:
>>
>> Hi Tal,
>>
>> is there a chance to use the slot in the morning? I have planned for
>> 13:30 session already.
>>
>>
>>
>> Regards,
>>
>> Greg
>>
>>
>>
>> On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
>> wrote:
>>
>> Hi,
>>
>>
>>
>> We are going to hold a follow-up IOAM side meeting on Tuesday, November
>> 19th, at 13:00.
>>
>> We will get together in the registration area at 13:00.
>>
>> There is currently no available room, so we will look for an available
>> space, and unfortunately we may need to settle on putting together a few
>> chairs in the hallway.
>>
>>
>>
>> Cheers,
>>
>> Tal.
>>
>>
>>
>> On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
>> wrote:
>>
>> Hi,
>>
>>
>>
>> We are going to hold an unofficial side meeting on Monday, 8:30-9:45, in
>> the Orchard room.
>>
>>
>>
>> We are going to discuss various IOAM-related open issues.
>>
>>
>>
>> Cheers,
>>
>> Tal.
>>
>>
>>
>> _______________________________________________
>> ippm mailing list
>> ippm@ietf.org
>> https://www.ietf.org/mailman/listinfo/ippm
>>
>>

--000000000000ac3bd205979b78bd
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">Sounds good to me. Thank you=C2=A0for your consideration.<=
br><div><br></div><div>Regards,</div><div>Greg</div></div><br><div class=3D=
"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Nov 18, 2019 at=
 5:19 PM Tal Mizrahi &lt;<a href=3D"mailto:tal.mizrahi.phd@gmail.com">tal.m=
izrahi.phd@gmail.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quo=
te" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204=
);padding-left:1ex"><div dir=3D"ltr">Sounds good.<div><br></div><div>If the=
re are no objections, let&#39;s meet at 12:00 on Tuesday in the registratio=
n area.</div><div><br></div><div>Cheers,</div><div>Tal.</div></div><br><div=
 class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Nov 18=
, 2019 at 4:33 PM Frank Brockners (fbrockne) &lt;<a href=3D"mailto:fbrockne=
@cisco.com" target=3D"_blank">fbrockne@cisco.com</a>&gt; wrote:<br></div><b=
lockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-le=
ft:1px solid rgb(204,204,204);padding-left:1ex">





<div lang=3D"EN-US">
<div>
<p class=3D"MsoNormal">Hey Tal, team,<u></u><u></u></p>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<p class=3D"MsoNormal">I=E2=80=99d also appreciate if we could find another=
 slot. How about 12:00-13:00 on Tuesday?<u></u><u></u></p>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<p class=3D"MsoNormal">Thanks, Frank<u></u><u></u></p>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div style=3D"border-top:none;border-right:none;border-bottom:none;border-l=
eft:1.5pt solid blue;padding:0cm 0cm 0cm 4pt">
<div>
<div style=3D"border-right:none;border-bottom:none;border-left:none;border-=
top:1pt solid rgb(225,225,225);padding:3pt 0cm 0cm">
<p class=3D"MsoNormal"><b>From:</b> Ippm-ioam-ix-dt &lt;<a href=3D"mailto:i=
ppm-ioam-ix-dt-bounces@ietf.org" target=3D"_blank">ippm-ioam-ix-dt-bounces@=
ietf.org</a>&gt;
<b>On Behalf Of </b>Tal Mizrahi<br>
<b>Sent:</b> Montag, 18. November 2019 16:28<br>
<b>To:</b> Greg Mirsky &lt;<a href=3D"mailto:gregimirsky@gmail.com" target=
=3D"_blank">gregimirsky@gmail.com</a>&gt;<br>
<b>Cc:</b> <a href=3D"mailto:ippm-ioam-ix-dt@ietf.org" target=3D"_blank">ip=
pm-ioam-ix-dt@ietf.org</a>; IETF IPPM WG &lt;<a href=3D"mailto:ippm@ietf.or=
g" target=3D"_blank">ippm@ietf.org</a>&gt;<br>
<b>Subject:</b> Re: [Ippm-ioam-ix-dt] [ippm] IOAM Side Meeting on Monday<u>=
</u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<p class=3D"MsoNormal">Hi Greg,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Apologies, but Tuesday morning conflicts with anothe=
r side meeting=C2=A0that is already scheduled (for Tuesday morning).<u></u>=
<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We will be sure to send the meeting minutes after th=
e meeting.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Tal.<u></u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<div>
<p class=3D"MsoNormal">On Mon, Nov 18, 2019 at 2:46 PM Greg Mirsky &lt;<a h=
ref=3D"mailto:gregimirsky@gmail..com" target=3D"_blank">gregimirsky@gmail.c=
om</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"border-top:none;border-right:none;border-bottom:none;b=
order-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4=
.8pt;margin-right:0cm">
<div>
<p class=3D"MsoNormal">Hi Tal,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal">is there a chance to use the slot in the morning? I =
have planned for 13:30 session already.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Regards,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Greg<u></u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<div>
<p class=3D"MsoNormal">On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi &lt;<a h=
ref=3D"mailto:tal.mizrahi.phd@gmail.com" target=3D"_blank">tal.mizrahi.phd@=
gmail.com</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"border-top:none;border-right:none;border-bottom:none;b=
order-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4=
.8pt;margin-right:0cm">
<div>
<p class=3D"MsoNormal">Hi,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We are going to hold a follow-up IOAM side meeting o=
n Tuesday, November 19th, at 13:00.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We will get together in the registration area at 13:=
00.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">There is currently no available room, so we will loo=
k for an available space, and unfortunately we may need to settle on puttin=
g together a few chairs in the hallway.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Tal.<u></u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<div>
<p class=3D"MsoNormal">On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi &lt;<a h=
ref=3D"mailto:tal.mizrahi.phd@gmail.com" target=3D"_blank">tal.mizrahi.phd@=
gmail.com</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"border-top:none;border-right:none;border-bottom:none;b=
order-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4=
.8pt;margin-right:0cm">
<div>
<p class=3D"MsoNormal">Hi,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We are going to hold an unofficial side meeting on M=
onday, 8:30-9:45, in the=C2=A0Orchard room.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We are going to discuss various IOAM-related open is=
sues.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Tal.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
</div>
</blockquote>
</div>
<p class=3D"MsoNormal">_______________________________________________<br>
ippm mailing list<br>
<a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ippm@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/ippm" target=3D"_blank">ht=
tps://www.ietf.org/mailman/listinfo/ippm</a><u></u><u></u></p>
</blockquote>
</div>
</blockquote>
</div>
</div>
</div>
</div>

</blockquote></div>
</blockquote></div>

--000000000000ac3bd205979b78bd--


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From: Barak Gafni <gbarak@mellanox.com>
To: Greg Mirsky <gregimirsky@gmail.com>, Tal Mizrahi <tal.mizrahi.phd@gmail.com>
CC: "ippm-ioam-ix-dt@ietf.org" <ippm-ioam-ix-dt@ietf.org>, IETF IPPM WG <ippm@ietf.org>
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Subject: Re: [ippm] [Ippm-ioam-ix-dt]  IOAM Side Meeting on Monday
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+1

Thanks,
Barak
________________________________
From: ippm <ippm-bounces@ietf.org> on behalf of Greg Mirsky <gregimirsky@gm=
ail.com>
Sent: Monday, November 18, 2019 5:21:12 PM
To: Tal Mizrahi <tal.mizrahi.phd@gmail.com>
Cc: ippm-ioam-ix-dt@ietf.org <ippm-ioam-ix-dt@ietf.org>; IETF IPPM WG <ippm=
@ietf.org>
Subject: Re: [ippm] [Ippm-ioam-ix-dt] IOAM Side Meeting on Monday

Sounds good to me. Thank you for your consideration.

Regards,
Greg

On Mon, Nov 18, 2019 at 5:19 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com<mail=
to:tal.mizrahi.phd@gmail.com>> wrote:
Sounds good.

If there are no objections, let's meet at 12:00 on Tuesday in the registrat=
ion area.

Cheers,
Tal.

On Mon, Nov 18, 2019 at 4:33 PM Frank Brockners (fbrockne) <fbrockne@cisco.=
com<mailto:fbrockne@cisco.com>> wrote:

Hey Tal, team,



I=92d also appreciate if we could find another slot. How about 12:00-13:00 =
on Tuesday?



Thanks, Frank



From: Ippm-ioam-ix-dt <ippm-ioam-ix-dt-bounces@ietf.org<mailto:ippm-ioam-ix=
-dt-bounces@ietf.org>> On Behalf Of Tal Mizrahi
Sent: Montag, 18. November 2019 16:28
To: Greg Mirsky <gregimirsky@gmail.com<mailto:gregimirsky@gmail.com>>
Cc: ippm-ioam-ix-dt@ietf.org<mailto:ippm-ioam-ix-dt@ietf.org>; IETF IPPM WG=
 <ippm@ietf.org<mailto:ippm@ietf.org>>
Subject: Re: [Ippm-ioam-ix-dt] [ippm] IOAM Side Meeting on Monday



Hi Greg,



Apologies, but Tuesday morning conflicts with another side meeting that is =
already scheduled (for Tuesday morning).

We will be sure to send the meeting minutes after the meeting.



Cheers,

Tal.



On Mon, Nov 18, 2019 at 2:46 PM Greg Mirsky <gregimirsky@gmail.com<mailto:g=
regimirsky@gmail..com>> wrote:

Hi Tal,

is there a chance to use the slot in the morning? I have planned for 13:30 =
session already.



Regards,

Greg



On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com<mail=
to:tal.mizrahi.phd@gmail.com>> wrote:

Hi,



We are going to hold a follow-up IOAM side meeting on Tuesday, November 19t=
h, at 13:00.

We will get together in the registration area at 13:00.

There is currently no available room, so we will look for an available spac=
e, and unfortunately we may need to settle on putting together a few chairs=
 in the hallway.



Cheers,

Tal.



On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com<mail=
to:tal.mizrahi.phd@gmail.com>> wrote:

Hi,



We are going to hold an unofficial side meeting on Monday, 8:30-9:45, in th=
e Orchard room.



We are going to discuss various IOAM-related open issues.



Cheers,

Tal.



_______________________________________________
ippm mailing list
ippm@ietf.org<mailto:ippm@ietf.org>
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m&data=3D02%7C01%7Cgbarak%40mellanox.com%7C0d249aeae0cd46ec761008d76c08b663=
%7Ca652971c7d2e4d9ba6a4d149256f461b%7C0%7C0%7C637096656983447942&sdata=3DBU=
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--_000_AM6PR05MB41187053D6C1E59F1B90DA17B94D0AM6PR05MB4118eurp_
Content-Type: text/html; charset="Windows-1252"
Content-Transfer-Encoding: quoted-printable

<html>
<head>
<meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3DWindows-1=
252">
</head>
<body>
<div dir=3D"ltr" text-align=3D"left">
<div dir=3D"ltr" style=3D"color: rgb(33, 33, 33); background-color: rgb(255=
, 255, 255); text-align: left;">
&#43;1</div>
<div dir=3D"ltr" style=3D"text-align: left;"><br>
</div>
<div id=3D"ms-outlook-mobile-signature">
<div>Thanks,</div>
<div>Barak</div>
</div>
</div>
<hr style=3D"display:inline-block;width:98%" tabindex=3D"-1">
<div id=3D"divRplyFwdMsg" dir=3D"ltr"><font face=3D"Calibri, sans-serif" st=
yle=3D"font-size:11pt" color=3D"#000000"><b>From:</b> ippm &lt;ippm-bounces=
@ietf.org&gt; on behalf of Greg Mirsky &lt;gregimirsky@gmail.com&gt;<br>
<b>Sent:</b> Monday, November 18, 2019 5:21:12 PM<br>
<b>To:</b> Tal Mizrahi &lt;tal.mizrahi.phd@gmail.com&gt;<br>
<b>Cc:</b> ippm-ioam-ix-dt@ietf.org &lt;ippm-ioam-ix-dt@ietf.org&gt;; IETF =
IPPM WG &lt;ippm@ietf.org&gt;<br>
<b>Subject:</b> Re: [ippm] [Ippm-ioam-ix-dt] IOAM Side Meeting on Monday</f=
ont>
<div>&nbsp;</div>
</div>
<div>
<div dir=3D"ltr">Sounds good to me. Thank you&nbsp;for your consideration.<=
br>
<div><br>
</div>
<div>Regards,</div>
<div>Greg</div>
</div>
<br>
<div class=3D"x_gmail_quote">
<div dir=3D"ltr" class=3D"x_gmail_attr">On Mon, Nov 18, 2019 at 5:19 PM Tal=
 Mizrahi &lt;<a href=3D"mailto:tal.mizrahi.phd@gmail.com">tal.mizrahi.phd@g=
mail.com</a>&gt; wrote:<br>
</div>
<blockquote class=3D"x_gmail_quote" style=3D"margin:0px 0px 0px 0.8ex; bord=
er-left:1px solid rgb(204,204,204); padding-left:1ex">
<div dir=3D"ltr">Sounds good.
<div><br>
</div>
<div>If there are no objections, let's meet at 12:00 on Tuesday in the regi=
stration area.</div>
<div><br>
</div>
<div>Cheers,</div>
<div>Tal.</div>
</div>
<br>
<div class=3D"x_gmail_quote">
<div dir=3D"ltr" class=3D"x_gmail_attr">On Mon, Nov 18, 2019 at 4:33 PM Fra=
nk Brockners (fbrockne) &lt;<a href=3D"mailto:fbrockne@cisco.com" target=3D=
"_blank">fbrockne@cisco.com</a>&gt; wrote:<br>
</div>
<blockquote class=3D"x_gmail_quote" style=3D"margin:0px 0px 0px 0.8ex; bord=
er-left:1px solid rgb(204,204,204); padding-left:1ex">
<div lang=3D"EN-US">
<div>
<p class=3D"x_MsoNormal">Hey Tal, team,<u></u><u></u></p>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
<p class=3D"x_MsoNormal">I=92d also appreciate if we could find another slo=
t. How about 12:00-13:00 on Tuesday?<u></u><u></u></p>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
<p class=3D"x_MsoNormal">Thanks, Frank<u></u><u></u></p>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
<div style=3D"border-top:none; border-right:none; border-bottom:none; borde=
r-left:1.5pt solid blue; padding:0cm 0cm 0cm 4pt">
<div>
<div style=3D"border-right:none; border-bottom:none; border-left:none; bord=
er-top:1pt solid rgb(225,225,225); padding:3pt 0cm 0cm">
<p class=3D"x_MsoNormal"><b>From:</b> Ippm-ioam-ix-dt &lt;<a href=3D"mailto=
:ippm-ioam-ix-dt-bounces@ietf.org" target=3D"_blank">ippm-ioam-ix-dt-bounce=
s@ietf.org</a>&gt;
<b>On Behalf Of </b>Tal Mizrahi<br>
<b>Sent:</b> Montag, 18. November 2019 16:28<br>
<b>To:</b> Greg Mirsky &lt;<a href=3D"mailto:gregimirsky@gmail.com" target=
=3D"_blank">gregimirsky@gmail.com</a>&gt;<br>
<b>Cc:</b> <a href=3D"mailto:ippm-ioam-ix-dt@ietf.org" target=3D"_blank">ip=
pm-ioam-ix-dt@ietf.org</a>; IETF IPPM WG &lt;<a href=3D"mailto:ippm@ietf.or=
g" target=3D"_blank">ippm@ietf.org</a>&gt;<br>
<b>Subject:</b> Re: [Ippm-ioam-ix-dt] [ippm] IOAM Side Meeting on Monday<u>=
</u><u></u></p>
</div>
</div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
<div>
<p class=3D"x_MsoNormal">Hi Greg,<u></u><u></u></p>
<div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">Apologies, but Tuesday morning conflicts with anot=
her side meeting&nbsp;that is already scheduled (for Tuesday morning).<u></=
u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">We will be sure to send the meeting minutes after =
the meeting.<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">Tal.<u></u><u></u></p>
</div>
</div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
<div>
<div>
<p class=3D"x_MsoNormal">On Mon, Nov 18, 2019 at 2:46 PM Greg Mirsky &lt;<a=
 href=3D"mailto:gregimirsky@gmail..com" target=3D"_blank">gregimirsky@gmail=
.com</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"">
<div>
<p class=3D"x_MsoNormal">Hi Tal,<u></u><u></u></p>
<div>
<p class=3D"x_MsoNormal">is there a chance to use the slot in the morning? =
I have planned for 13:30 session already.<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">Regards,<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">Greg<u></u><u></u></p>
</div>
</div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
<div>
<div>
<p class=3D"x_MsoNormal">On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi &lt;<a=
 href=3D"mailto:tal.mizrahi.phd@gmail.com" target=3D"_blank">tal.mizrahi.ph=
d@gmail.com</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"">
<div>
<p class=3D"x_MsoNormal">Hi,<u></u><u></u></p>
<div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">We are going to hold a follow-up IOAM side meeting=
 on Tuesday, November 19th, at 13:00.<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">We will get together in the registration area at 1=
3:00.<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">There is currently no available room, so we will l=
ook for an available space, and unfortunately we may need to settle on putt=
ing together a few chairs in the hallway.<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">Tal.<u></u><u></u></p>
</div>
</div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
<div>
<div>
<p class=3D"x_MsoNormal">On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi &lt;<a=
 href=3D"mailto:tal.mizrahi.phd@gmail.com" target=3D"_blank">tal.mizrahi.ph=
d@gmail.com</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"">
<div>
<p class=3D"x_MsoNormal">Hi,<u></u><u></u></p>
<div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">We are going to hold an unofficial side meeting on=
 Monday, 8:30-9:45, in the&nbsp;Orchard room.<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">We are going to discuss various IOAM-related open =
issues.<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal">Tal.<u></u><u></u></p>
</div>
<div>
<p class=3D"x_MsoNormal"><u></u>&nbsp;<u></u></p>
</div>
</div>
</blockquote>
</div>
<p class=3D"x_MsoNormal">_______________________________________________<br=
>
ippm mailing list<br>
<a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ippm@ietf.org</a><br>
<a href=3D"https://eur03.safelinks.protection.outlook.com/?url=3Dhttps%3A%2=
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56f461b%7C0%7C0%7C637096656983447942&amp;sdata=3DBU8oRUpNWyfcsF%2BpyttHBsqZ=
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VFFVMDwVvb&#43;FkTbJBNE&#43;uNdkV9u9VkSJAqzpOuRfgYj46oEExF6Cwlo9Su2&#43;Q=
=3D" target=3D"_blank">https://www.ietf.org/mailman/listinfo/ippm</a><u></u=
><u></u></p>
</blockquote>
</div>
</blockquote>
</div>
</div>
</div>
</div>
</blockquote>
</div>
</blockquote>
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Date: Mon, 18 Nov 2019 11:24:36 +0100 (CET)
From: Justin Iurman <justin.iurman@uliege.be>
Reply-To: Justin Iurman <justin.iurman@uliege.be>
To: Barak Gafni <gbarak@mellanox.com>
Cc: Greg Mirsky <gregimirsky@gmail.com>, Tal Mizrahi <tal.mizrahi.phd@gmail.com>,  ippm-ioam-ix-dt@ietf.org, IETF IPPM WG <ippm@ietf.org>
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Subject: Re: [ippm] [Ippm-ioam-ix-dt]  IOAM Side Meeting on Monday
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+1 as well.

Justin

----- Mail original -----
> De: "Barak Gafni" <gbarak@mellanox.com>
> =C3=80: "Greg Mirsky" <gregimirsky@gmail.com>, "Tal Mizrahi" <tal.mizrahi=
.phd@gmail.com>
> Cc: ippm-ioam-ix-dt@ietf.org, "IETF IPPM WG" <ippm@ietf.org>
> Envoy=C3=A9: Lundi 18 Novembre 2019 10:44:30
> Objet: Re: [ippm] [Ippm-ioam-ix-dt]  IOAM Side Meeting on Monday

> +1
>=20
> Thanks,
> Barak
>=20
> From: ippm <ippm-bounces@ietf.org> on behalf of Greg Mirsky
> <gregimirsky@gmail.com>
> Sent: Monday, November 18, 2019 5:21:12 PM
> To: Tal Mizrahi <tal.mizrahi.phd@gmail.com>
> Cc: ippm-ioam-ix-dt@ietf.org <ippm-ioam-ix-dt@ietf.org>; IETF IPPM WG
> <ippm@ietf.org>
> Subject: Re: [ippm] [Ippm-ioam-ix-dt] IOAM Side Meeting on Monday
> Sounds good to me. Thank you for your consideration.
>=20
> Regards,
> Greg
>=20
> On Mon, Nov 18, 2019 at 5:19 PM Tal Mizrahi < [ mailto:tal.mizrahi.phd@gm=
ail.com
> | tal.mizrahi.phd@gmail.com ] > wrote:
>=20
>=20
>=20
> Sounds good.
>=20
> If there are no objections, let's meet at 12:00 on Tuesday in the registr=
ation
> area.
>=20
> Cheers,
> Tal.
>=20
> On Mon, Nov 18, 2019 at 4:33 PM Frank Brockners (fbrockne) < [
> mailto:fbrockne@cisco.com | fbrockne@cisco.com ] > wrote:
>=20
>=20
>=20
>=20
>=20
> Hey Tal, team,
>=20
>=20
>=20
> I=E2=80=99d also appreciate if we could find another slot. How about 12:0=
0-13:00 on
> Tuesday?
>=20
>=20
>=20
> Thanks, Frank
>=20
>=20
>=20
>=20
> From: Ippm-ioam-ix-dt < [ mailto:ippm-ioam-ix-dt-bounces@ietf.org |
> ippm-ioam-ix-dt-bounces@ietf.org ] > On Behalf Of Tal Mizrahi
> Sent: Montag, 18. November 2019 16:28
> To: Greg Mirsky < [ mailto:gregimirsky@gmail.com | gregimirsky@gmail.com =
] >
> Cc: [ mailto:ippm-ioam-ix-dt@ietf.org | ippm-ioam-ix-dt@ietf.org ] ; IETF=
 IPPM
> WG < [ mailto:ippm@ietf.org | ippm@ietf.org ] >
> Subject: Re: [Ippm-ioam-ix-dt] [ippm] IOAM Side Meeting on Monday
>=20
>=20
>=20
>=20
>=20
> Hi Greg,
>=20
>=20
>=20
>=20
>=20
> Apologies, but Tuesday morning conflicts with another side meeting that i=
s
> already scheduled (for Tuesday morning).
>=20
>=20
> We will be sure to send the meeting minutes after the meeting.
>=20
>=20
>=20
>=20
>=20
> Cheers,
>=20
>=20
> Tal.
>=20
>=20
>=20
>=20
>=20
> On Mon, Nov 18, 2019 at 2:46 PM Greg Mirsky < [ mailto:gregimirsky@gmail.=
.com |
> gregimirsky@gmail..com ] > wrote:
>=20
>=20
>=20
>=20
>=20
> Hi Tal,
>=20
>=20
> is there a chance to use the slot in the morning? I have planned for 13:3=
0
> session already.
>=20
>=20
>=20
>=20
>=20
> Regards,
>=20
>=20
> Greg
>=20
>=20
>=20
>=20
>=20
> On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi < [ mailto:tal.mizrahi.phd@gm=
ail.com
> | tal.mizrahi.phd@gmail.com ] > wrote:
>=20
>=20
>=20
>=20
>=20
> Hi,
>=20
>=20
>=20
>=20
>=20
> We are going to hold a follow-up IOAM side meeting on Tuesday, November 1=
9th, at
> 13:00.
>=20
>=20
> We will get together in the registration area at 13:00.
>=20
>=20
> There is currently no available room, so we will look for an available sp=
ace,
> and unfortunately we may need to settle on putting together a few chairs =
in the
> hallway.
>=20
>=20
>=20
>=20
>=20
> Cheers,
>=20
>=20
> Tal.
>=20
>=20
>=20
>=20
>=20
> On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi < [ mailto:tal.mizrahi.phd@gm=
ail.com
> | tal.mizrahi.phd@gmail.com ] > wrote:
>=20
>=20
>=20
>=20
>=20
> Hi,
>=20
>=20
>=20
>=20
>=20
> We are going to hold an unofficial side meeting on Monday, 8:30-9:45, in =
the
> Orchard room.
>=20
>=20
>=20
>=20
>=20
> We are going to discuss various IOAM-related open issues.
>=20
>=20
>=20
>=20
>=20
> Cheers,
>=20
>=20
> Tal.
>=20
>=20
>=20
>=20
>=20
> _______________________________________________
> ippm mailing list
> [ mailto:ippm@ietf.org | ippm@ietf.org ]
> [
> https://eur03.safelinks.protection.outlook.com/?url=3Dhttps%3A%2F%2Fwww.i=
etf.org%2Fmailman%2Flistinfo%2Fippm&data=3D02%7C01%7Cgbarak%40mellanox.com%=
7C0d249aeae0cd46ec761008d76c08b663%7Ca652971c7d2e4d9ba6a4d149256f461b%7C0%7=
C0%7C637096656983447942&sdata=3DBU8oRUpNWyfcsF%2BpyttHBsqZ0%2Fv30u0CAy0uvVZ=
NLcg%3D&reserved=3D0
> | https://www.ietf.org/mailman/listinfo/ippm ]
>=20
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm


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Date: Mon, 18 Nov 2019 10:28:25 +0000 (UTC)
From: "nalini.elkins@insidethestack.com" <nalini.elkins@insidethestack.com>
To: IETF IPPM WG <ippm@ietf.org>, "Brian Trammell (IETF)" <ietf@trammell.ch>
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Archived-At: <https://mailarchive.ietf.org/arch/msg/ippm/6q2Wg0PcFEuZOA5VFLz5eDLB55Y>
Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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------=_Part_1650459_1821254734.1574072905438
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IPPM,
As I said at the mike in Singapore, the topic addressed by this draft is of=
 concern to quite a few large enterprise networks who have asked me about h=
ow to measure capacity.=C2=A0 =C2=A0 This issue will grow as bandwidths con=
tinue to grow.
This draft is very much in scope for the WG, it addresses an area which is =
core to the work of IPPM.
I support adoption and I would be willing to review the document
Thanks,

Nalini Elkins
CEO and Founder
Inside Products, Inc.
www.insidethestack.com
(831) 659-8360=20

    On Monday, November 18, 2019, 11:57:07 AM GMT+8, Brian Trammell (IETF) =
<ietf@trammell.ch> wrote: =20
=20
 Greetings, all,

The IPPM working group has been asked to adopt draft-morton-ippm-capacity-m=
etric-method-01 as as a working group document.

This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.orgindicating:

- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm
 =20
------=_Part_1650459_1821254734.1574072905438
Content-Type: text/html; charset=UTF-8
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<html><head></head><body><div class=3D"ydpe83f20deyahoo-style-wrap" style=
=3D"font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:16px=
;"><div><div dir=3D"ltr" data-setdir=3D"false"><div><div dir=3D"ltr" style=
=3D"font-family: Helvetica Neue, Helvetica, Arial, sans-serif;" data-setdir=
=3D"false">IPPM,</div><div dir=3D"ltr" style=3D"font-family: Helvetica Neue=
, Helvetica, Arial, sans-serif;" data-setdir=3D"false"><br></div><div dir=
=3D"ltr" style=3D"font-family: Helvetica Neue, Helvetica, Arial, sans-serif=
;" data-setdir=3D"false">As I said at the mike in Singapore, the topic addr=
essed by this draft is of concern to quite a few large enterprise networks =
who have asked me about how to measure capacity.&nbsp; &nbsp; This issue wi=
ll grow as bandwidths continue to grow.</div><div dir=3D"ltr" style=3D"font=
-family: Helvetica Neue, Helvetica, Arial, sans-serif;" data-setdir=3D"fals=
e"><br></div><div dir=3D"ltr" style=3D"font-family: Helvetica Neue, Helveti=
ca, Arial, sans-serif;" data-setdir=3D"false">This draft is very much in sc=
ope for the WG, it addresses an area which is core to the work of IPPM.</di=
v><div dir=3D"ltr" style=3D"font-family: Helvetica Neue, Helvetica, Arial, =
sans-serif;" data-setdir=3D"false"><br></div><div dir=3D"ltr" style=3D"font=
-family: Helvetica Neue, Helvetica, Arial, sans-serif;" data-setdir=3D"fals=
e">I support adoption and I would be willing to review the document</div></=
div></div><div><br></div><div class=3D"ydpe83f20designature">Thanks,<br><br=
>Nalini Elkins<br>CEO and Founder<br>Inside Products, Inc.<br>www.insidethe=
stack.com<br>(831) 659-8360</div></div>
        <div><br></div><div><br></div>
       =20
        </div><div id=3D"yahoo_quoted_4233719082" class=3D"yahoo_quoted">
            <div style=3D"font-family:'Helvetica Neue', Helvetica, Arial, s=
ans-serif;font-size:13px;color:#26282a;">
               =20
                <div>
                    On Monday, November 18, 2019, 11:57:07 AM GMT+8, Brian =
Trammell (IETF) &lt;ietf@trammell.ch&gt; wrote:
                </div>
                <div><br></div>
                <div><br></div>
                <div><div dir=3D"ltr">Greetings, all,<br></div><div dir=3D"=
ltr"><br></div><div dir=3D"ltr">The IPPM working group has been asked to ad=
opt draft-morton-ippm-capacity-metric-method-01 as as a working group docum=
ent.<br></div><div dir=3D"ltr"><br></div><div dir=3D"ltr">This message begi=
ns an adoption call to end on Monday 9 December 2019. Please send a message=
 to <a ymailto=3D"mailto:ippm@ietf.orgindicating" href=3D"mailto:ippm@ietf.=
orgindicating">ippm@ietf.orgindicating</a>:<br></div><div dir=3D"ltr"><br><=
/div><div dir=3D"ltr">- whether you believe the draft is in scope for the W=
G and mature enough to be a WG document, and if not, why not<br></div><div =
dir=3D"ltr">- whether you are willing to review the document<br></div><div =
dir=3D"ltr"><br></div><div dir=3D"ltr">Many thanks, cheers,<br></div><div d=
ir=3D"ltr"><br></div><div dir=3D"ltr">Brian (as co-chair)<br></div><div dir=
=3D"ltr">_______________________________________________<br></div><div dir=
=3D"ltr">ippm mailing list<br></div><div dir=3D"ltr"><a ymailto=3D"mailto:i=
ppm@ietf.org" href=3D"mailto:ippm@ietf.org">ippm@ietf.org</a><br></div><div=
 dir=3D"ltr"><a href=3D"https://www.ietf.org/mailman/listinfo/ippm" target=
=3D"_blank">https://www.ietf.org/mailman/listinfo/ippm</a><br></div></div>
            </div>
        </div></body></html>
------=_Part_1650459_1821254734.1574072905438--


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Thread-Topic: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Archived-At: <https://mailarchive.ietf.org/arch/msg/ippm/qOgQCZVCZZjGCpVM-SuSUON7o3U>
Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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From: "CIAVATTONE, LEN" <lc9892@att.com>
To: "ietf@trammell.ch" <ietf@trammell.ch>
CC: "ippm@ietf.org" <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Brian,
Also as a co-author, I support adoption (and have been commenting throughou=
t revisions).

Thank you,
Len Ciavattone

-----Original Message-----
From: ippm <ippm-bounces@ietf.org> On Behalf Of Ruediger.Geib@telekom.de
Sent: Monday, November 18, 2019 3:11 AM
To: ietf@trammell.ch
Cc: ippm@ietf.org
Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-met=
hod

Hi Brian,

as a co-author I support adoption (and I read and commented the versions so=
 far).

Regards,

Ruediger


-----Urspr=FCngliche Nachricht-----
Von: ippm <ippm-bounces@ietf.org> Im Auftrag von Brian Trammell (IETF)
Gesendet: Montag, 18. November 2019 04:57
An: IETF IPPM WG <ippm@ietf.org>
Betreff: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method

Greetings, all,

The IPPM working group has been asked to adopt draft-morton-ippm-capacity-m=
etric-method-01 as as a working group document.

This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.orgindicating:

- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
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From: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
To: "Ackermann, Michael" <MAckermann@bcbsm.com>, "nalini.elkins@insidethestack.com" <nalini.elkins@insidethestack.com>, "IETF IPPM WG" <ippm@ietf.org>, "Brian Trammell (IETF)" <ietf@trammell.ch>
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Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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From: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
To: "Brian Trammell (IETF)" <ietf@trammell.ch>, IETF IPPM WG <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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Date: Mon, 18 Nov 2019 18:11:48 +0000
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Subject: Re: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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Support (as co-author).

Frank

> -----Original Message-----
> From: ippm <ippm-bounces@ietf.org> On Behalf Of Brian Trammell (IETF)
> Sent: Montag, 18. November 2019 11:46
> To: IETF IPPM WG <ippm@ietf.org>
> Subject: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
>=20
> Greetings, all,
>=20
> The IPPM working group has been asked to adopt draft-ioamteam-ippm-ioam-
> direct-export-00 as as a working group document.
>=20
> This message begins an adoption call to end on Monday 9 December 2019.
> Please send a message to ippm@ietf.org indicating:
>=20
> - whether you believe the draft is in scope for the WG and mature enough =
to be
> a WG document, and if not, why not
> - whether you are willing to review the document
>=20
> Many thanks, cheers,
>=20
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm


From nobody Mon Nov 18 16:16:36 2019
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From: Barak Gafni <gbarak@mellanox.com>
To: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>, "Brian Trammell (IETF)" <ietf@trammell.ch>, IETF IPPM WG <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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Subject: Re: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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Support (as co-author)

Thanks,
Barak
________________________________
From: ippm <ippm-bounces@ietf.org> on behalf of Frank Brockners (fbrockne) =
<fbrockne@cisco.com>
Sent: Tuesday, November 19, 2019 02:12
To: Brian Trammell (IETF); IETF IPPM WG
Subject: Re: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-expor=
t

Support (as co-author).

Frank

> -----Original Message-----
> From: ippm <ippm-bounces@ietf.org> On Behalf Of Brian Trammell (IETF)
> Sent: Montag, 18. November 2019 11:46
> To: IETF IPPM WG <ippm@ietf.org>
> Subject: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
>
> Greetings, all,
>
> The IPPM working group has been asked to adopt draft-ioamteam-ippm-ioam-
> direct-export-00 as as a working group document.
>
> This message begins an adoption call to end on Monday 9 December 2019.
> Please send a message to ippm@ietf.org indicating:
>
> - whether you believe the draft is in scope for the WG and mature enough =
to be
> a WG document, and if not, why not
> - whether you are willing to review the document
>
> Many thanks, cheers,
>
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://eur03.safelinks.protection.outlook.com/?url=3Dhttps%3A%2F%2Fwww.i=
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_______________________________________________
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Support (as co-author)</div>
<div dir=3D"ltr" style=3D"text-align: left;"><br>
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<div>Thanks,</div>
<div>Barak</div>
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>From:</b> ippm &lt;ippm-bounces@ietf.org&gt; on behalf of Frank Brockners =
(fbrockne) &lt;fbrockne@cisco.com&gt;<br>
<b>Sent:</b> Tuesday, November 19, 2019 02:12<br>
<b>To:</b> Brian Trammell (IETF); IETF IPPM WG<br>
<b>Subject:</b> Re: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direc=
t-export
<div>&nbsp;</div>
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<div class=3D"PlainText">Support (as co-author).<br>
<br>
Frank<br>
<br>
&gt; -----Original Message-----<br>
&gt; From: ippm &lt;ippm-bounces@ietf.org&gt; On Behalf Of Brian Trammell (=
IETF)<br>
&gt; Sent: Montag, 18. November 2019 11:46<br>
&gt; To: IETF IPPM WG &lt;ippm@ietf.org&gt;<br>
&gt; Subject: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-expo=
rt<br>
&gt; <br>
&gt; Greetings, all,<br>
&gt; <br>
&gt; The IPPM working group has been asked to adopt draft-ioamteam-ippm-ioa=
m-<br>
&gt; direct-export-00 as as a working group document.<br>
&gt; <br>
&gt; This message begins an adoption call to end on Monday 9 December 2019.=
<br>
&gt; Please send a message to ippm@ietf.org indicating:<br>
&gt; <br>
&gt; - whether you believe the draft is in scope for the WG and mature enou=
gh to be<br>
&gt; a WG document, and if not, why not<br>
&gt; - whether you are willing to review the document<br>
&gt; <br>
&gt; Many thanks, cheers,<br>
&gt; <br>
&gt; Brian (as co-chair)<br>
&gt; _______________________________________________<br>
&gt; ippm mailing list<br>
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From: "Ramesh Sivakolundu (sramesh)" <sramesh@cisco.com>
To: Barak Gafni <gbarak@mellanox.com>, "Frank Brockners (fbrockne)" <fbrockne@cisco.com>, "Brian Trammell (IETF)" <ietf@trammell.ch>, "IETF IPPM WG" <ippm@ietf.org>
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Reply-To: joachim.fabini@tuwien.ac.at
To: "Brian Trammell (IETF)" <ietf@trammell.ch>, IETF IPPM WG <ippm@ietf.org>
References: <6B233CAB-7D88-4258-8C8D-BCA99E4E3C48@trammell.ch>
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Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Yes, yes, yes.
I believe that the draft is within the scope of IPPM and mature enough
to be adopted as WG item. Adding to what's been mentioned yesterday at
the ippm session: There may be also substantial public interest in the
draft outside of ippm. At least the EU asks national regulators to offer
objective measurement mechanisms to broadband customers for assessing
their true access capacity. The proposed draft identifies alternatives
to existing methods (almost exclusively TCP up/download).

Having done reviews and submitted comments to this draft in the past I
volunteer to do this for future revisions, too.

Joachim


On 11/18/19 11:56 AM, Brian Trammell (IETF) wrote:
> Greetings, all,
> 
> The IPPM working group has been asked to adopt draft-morton-ippm-capacity-metric-method-01 as as a working group document.
> 
> This message begins an adoption call to end on Monday 9 December 2019. Please send a message to ippm@ietf.orgindicating:
> 
> - whether you believe the draft is in scope for the WG and mature enough to be a WG document, and if not, why not
> - whether you are willing to review the document
> 
> Many thanks, cheers,
> 
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm
> 


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From: Cociglio Mauro <mauro.cociglio@telecomitalia.it>
To: "Brian Trammell (IETF)" <ietf@trammell.ch>, IETF IPPM WG <ippm@ietf.org>
Thread-Topic: [EXT] [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Subject: [ippm] R: [EXT] Adoption Call for draft-morton-ippm-capacity-metric-method
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I support adoption.
Thanks.
Mauro

-----Messaggio originale-----
Da: ippm <ippm-bounces@ietf.org> Per conto di Brian Trammell (IETF)
Inviato: luned=EC 18 novembre 2019 11:57
A: IETF IPPM WG <ippm@ietf.org>
Oggetto: [EXT] [ippm] Adoption Call for draft-morton-ippm-capacity-metric-me=
thod

Greetings, all,

The IPPM working group has been asked to adopt draft-morton-ippm-capacity-me=
tric-method-01 as as a working group document.

This message begins an adoption call to end on Monday 9 December 2019. Pleas=
e send a message to ippm@ietf.orgindicating:

- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm

Questo messaggio e i suoi allegati sono indirizzati esclusivamente alle pers=
one indicate. La diffusione, copia o qualsiasi altra azione derivante dalla=
 conoscenza di queste informazioni sono rigorosamente vietate. Qualora abbia=
te ricevuto questo documento per errore siete cortesemente pregati di darne=
 immediata comunicazione al mittente e di provvedere alla sua distruzione, G=
razie. 

This e-mail and any attachments is confidential and may contain privileged i=
nformation intended for the addressee(s) only. Dissemination, copying, print=
ing or use by anybody else is unauthorised. If you are not the intended reci=
pient, please delete this message and any attachments and advise the sender=
 by return e-mail, Thanks. 

Rispetta l'ambiente. Non stampare questa mail se non =E8 necessario.


From nobody Mon Nov 18 19:06:04 2019
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From: Greg Mirsky <gregimirsky@gmail.com>
Date: Tue, 19 Nov 2019 11:05:43 +0800
Message-ID: <CA+RyBmXuOfN1+wHZ3aH_tkc+fNDZdRBNJS5GrMCxUEFwRX5_qQ@mail.gmail.com>
To: "Brian Trammell (IETF)" <ietf@trammell.ch>
Cc: IETF IPPM WG <ippm@ietf.org>
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Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Hi,
I've read the draft and support its adoption by the IPPM WG.

Regards,
Greg

On Mon, Nov 18, 2019 at 11:57 AM Brian Trammell (IETF) <ietf@trammell.ch>
wrote:

> Greetings, all,
>
> The IPPM working group has been asked to adopt
> draft-morton-ippm-capacity-metric-method-01 as as a working group document.
>
> This message begins an adoption call to end on Monday 9 December 2019.
> Please send a message to ippm@ietf.orgindicating:
>
> - whether you believe the draft is in scope for the WG and mature enough
> to be a WG document, and if not, why not
> - whether you are willing to review the document
>
> Many thanks, cheers,
>
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm
>

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<div dir=3D"ltr">Hi,<div>I&#39;ve read the draft and support its adoption b=
y the IPPM WG.</div><div><br></div><div>Regards,</div><div>Greg</div></div>=
<br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon=
, Nov 18, 2019 at 11:57 AM Brian Trammell (IETF) &lt;<a href=3D"mailto:ietf=
@trammell.ch">ietf@trammell.ch</a>&gt; wrote:<br></div><blockquote class=3D=
"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(2=
04,204,204);padding-left:1ex">Greetings, all,<br>
<br>
The IPPM working group has been asked to adopt draft-morton-ippm-capacity-m=
etric-method-01 as as a working group document.<br>
<br>
This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.orgindicating:<br>
<br>
- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not<br>
- whether you are willing to review the document<br>
<br>
Many thanks, cheers,<br>
<br>
Brian (as co-chair)<br>
_______________________________________________<br>
ippm mailing list<br>
<a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ippm@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/ippm" rel=3D"noreferrer" t=
arget=3D"_blank">https://www.ietf.org/mailman/listinfo/ippm</a><br>
</blockquote></div>

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From: Tal Mizrahi <tal.mizrahi.phd@gmail.com>
Date: Tue, 19 Nov 2019 12:02:29 +0800
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To: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
Cc: Greg Mirsky <gregimirsky@gmail.com>,  "ippm-ioam-ix-dt@ietf.org" <ippm-ioam-ix-dt@ietf.org>, IETF IPPM WG <ippm@ietf.org>
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Subject: Re: [ippm] [Ippm-ioam-ix-dt]  IOAM Side Meeting on Monday
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We are meeting in Hullet.

Cheers,
Tal.

On Mon, Nov 18, 2019 at 5:19 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
wrote:

> Sounds good.
>
> If there are no objections, let's meet at 12:00 on Tuesday in the
> registration area.
>
> Cheers,
> Tal.
>
> On Mon, Nov 18, 2019 at 4:33 PM Frank Brockners (fbrockne) <
> fbrockne@cisco.com> wrote:
>
>> Hey Tal, team,
>>
>>
>>
>> I=E2=80=99d also appreciate if we could find another slot. How about 12:=
00-13:00
>> on Tuesday?
>>
>>
>>
>> Thanks, Frank
>>
>>
>>
>> *From:* Ippm-ioam-ix-dt <ippm-ioam-ix-dt-bounces@ietf.org> *On Behalf Of
>> *Tal Mizrahi
>> *Sent:* Montag, 18. November 2019 16:28
>> *To:* Greg Mirsky <gregimirsky@gmail.com>
>> *Cc:* ippm-ioam-ix-dt@ietf.org; IETF IPPM WG <ippm@ietf.org>
>> *Subject:* Re: [Ippm-ioam-ix-dt] [ippm] IOAM Side Meeting on Monday
>>
>>
>>
>> Hi Greg,
>>
>>
>>
>> Apologies, but Tuesday morning conflicts with another side meeting that
>> is already scheduled (for Tuesday morning).
>>
>> We will be sure to send the meeting minutes after the meeting.
>>
>>
>>
>> Cheers,
>>
>> Tal.
>>
>>
>>
>> On Mon, Nov 18, 2019 at 2:46 PM Greg Mirsky <gregimirsky@gmail.com
>> <gregimirsky@gmail..com>> wrote:
>>
>> Hi Tal,
>>
>> is there a chance to use the slot in the morning? I have planned for
>> 13:30 session already.
>>
>>
>>
>> Regards,
>>
>> Greg
>>
>>
>>
>> On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
>> wrote:
>>
>> Hi,
>>
>>
>>
>> We are going to hold a follow-up IOAM side meeting on Tuesday, November
>> 19th, at 13:00.
>>
>> We will get together in the registration area at 13:00.
>>
>> There is currently no available room, so we will look for an available
>> space, and unfortunately we may need to settle on putting together a few
>> chairs in the hallway.
>>
>>
>>
>> Cheers,
>>
>> Tal.
>>
>>
>>
>> On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi <tal.mizrahi.phd@gmail.com>
>> wrote:
>>
>> Hi,
>>
>>
>>
>> We are going to hold an unofficial side meeting on Monday, 8:30-9:45, in
>> the Orchard room.
>>
>>
>>
>> We are going to discuss various IOAM-related open issues.
>>
>>
>>
>> Cheers,
>>
>> Tal.
>>
>>
>>
>> _______________________________________________
>> ippm mailing list
>> ippm@ietf.org
>> https://www.ietf.org/mailman/listinfo/ippm
>>
>>

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<div dir=3D"ltr">We are meeting in Hullet.<div><br></div><div>Cheers,</div>=
<div>Tal.</div></div><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=
=3D"gmail_attr">On Mon, Nov 18, 2019 at 5:19 PM Tal Mizrahi &lt;<a href=3D"=
mailto:tal.mizrahi.phd@gmail.com">tal.mizrahi.phd@gmail.com</a>&gt; wrote:<=
br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8e=
x;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr"=
>Sounds good.<div><br></div><div>If there are no objections, let&#39;s meet=
 at 12:00 on Tuesday in the registration area.</div><div><br></div><div>Che=
ers,</div><div>Tal.</div></div><br><div class=3D"gmail_quote"><div dir=3D"l=
tr" class=3D"gmail_attr">On Mon, Nov 18, 2019 at 4:33 PM Frank Brockners (f=
brockne) &lt;<a href=3D"mailto:fbrockne@cisco.com" target=3D"_blank">fbrock=
ne@cisco.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" styl=
e=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);paddin=
g-left:1ex">





<div lang=3D"EN-US">
<div>
<p class=3D"MsoNormal">Hey Tal, team,<u></u><u></u></p>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<p class=3D"MsoNormal">I=E2=80=99d also appreciate if we could find another=
 slot. How about 12:00-13:00 on Tuesday?<u></u><u></u></p>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<p class=3D"MsoNormal">Thanks, Frank<u></u><u></u></p>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div style=3D"border-top:none;border-right:none;border-bottom:none;border-l=
eft:1.5pt solid blue;padding:0cm 0cm 0cm 4pt">
<div>
<div style=3D"border-right:none;border-bottom:none;border-left:none;border-=
top:1pt solid rgb(225,225,225);padding:3pt 0cm 0cm">
<p class=3D"MsoNormal"><b>From:</b> Ippm-ioam-ix-dt &lt;<a href=3D"mailto:i=
ppm-ioam-ix-dt-bounces@ietf.org" target=3D"_blank">ippm-ioam-ix-dt-bounces@=
ietf.org</a>&gt;
<b>On Behalf Of </b>Tal Mizrahi<br>
<b>Sent:</b> Montag, 18. November 2019 16:28<br>
<b>To:</b> Greg Mirsky &lt;<a href=3D"mailto:gregimirsky@gmail.com" target=
=3D"_blank">gregimirsky@gmail.com</a>&gt;<br>
<b>Cc:</b> <a href=3D"mailto:ippm-ioam-ix-dt@ietf.org" target=3D"_blank">ip=
pm-ioam-ix-dt@ietf.org</a>; IETF IPPM WG &lt;<a href=3D"mailto:ippm@ietf.or=
g" target=3D"_blank">ippm@ietf.org</a>&gt;<br>
<b>Subject:</b> Re: [Ippm-ioam-ix-dt] [ippm] IOAM Side Meeting on Monday<u>=
</u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<p class=3D"MsoNormal">Hi Greg,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Apologies, but Tuesday morning conflicts with anothe=
r side meeting=C2=A0that is already scheduled (for Tuesday morning).<u></u>=
<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We will be sure to send the meeting minutes after th=
e meeting.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Tal.<u></u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<div>
<p class=3D"MsoNormal">On Mon, Nov 18, 2019 at 2:46 PM Greg Mirsky &lt;<a h=
ref=3D"mailto:gregimirsky@gmail..com" target=3D"_blank">gregimirsky@gmail.c=
om</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"border-top:none;border-right:none;border-bottom:none;b=
order-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4=
.8pt;margin-right:0cm">
<div>
<p class=3D"MsoNormal">Hi Tal,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal">is there a chance to use the slot in the morning? I =
have planned for 13:30 session already.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Regards,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Greg<u></u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<div>
<p class=3D"MsoNormal">On Mon, Nov 18, 2019 at 2:32 PM Tal Mizrahi &lt;<a h=
ref=3D"mailto:tal.mizrahi.phd@gmail.com" target=3D"_blank">tal.mizrahi.phd@=
gmail.com</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"border-top:none;border-right:none;border-bottom:none;b=
order-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4=
.8pt;margin-right:0cm">
<div>
<p class=3D"MsoNormal">Hi,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We are going to hold a follow-up IOAM side meeting o=
n Tuesday, November 19th, at 13:00.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We will get together in the registration area at 13:=
00.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">There is currently no available room, so we will loo=
k for an available space, and unfortunately we may need to settle on puttin=
g together a few chairs in the hallway.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Tal.<u></u><u></u></p>
</div>
</div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
<div>
<div>
<p class=3D"MsoNormal">On Sat, Nov 16, 2019 at 7:56 PM Tal Mizrahi &lt;<a h=
ref=3D"mailto:tal.mizrahi.phd@gmail.com" target=3D"_blank">tal.mizrahi.phd@=
gmail.com</a>&gt; wrote:<u></u><u></u></p>
</div>
<blockquote style=3D"border-top:none;border-right:none;border-bottom:none;b=
order-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4=
.8pt;margin-right:0cm">
<div>
<p class=3D"MsoNormal">Hi,<u></u><u></u></p>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We are going to hold an unofficial side meeting on M=
onday, 8:30-9:45, in the=C2=A0Orchard room.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">We are going to discuss various IOAM-related open is=
sues.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Cheers,<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal">Tal.<u></u><u></u></p>
</div>
<div>
<p class=3D"MsoNormal"><u></u>=C2=A0<u></u></p>
</div>
</div>
</blockquote>
</div>
<p class=3D"MsoNormal">_______________________________________________<br>
ippm mailing list<br>
<a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ippm@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/ippm" target=3D"_blank">ht=
tps://www.ietf.org/mailman/listinfo/ippm</a><u></u><u></u></p>
</blockquote>
</div>
</blockquote>
</div>
</div>
</div>
</div>

</blockquote></div>
</blockquote></div>

--000000000000fa379d0597ab226c--


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From: Tom Herbert <tom@quantonium.net>
Date: Mon, 18 Nov 2019 20:23:49 -0800
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To: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
Cc: "xiao.min2@zte.com.cn" <xiao.min2@zte.com.cn>, "ippm@ietf.org" <ippm@ietf.org>
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Subject: Re: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
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On Mon, Nov 18, 2019 at 7:47 PM Frank Brockners (fbrockne)
<fbrockne@cisco.com> wrote:
>
> Hi Xiao,
>
>
>
> thanks for following up. Apparently the behavior described in draft-ietf-=
ippm-ioam-ipv6-options-00 isn=E2=80=99t a bug =E2=80=93 as we speculated in=
 the IPPM WG meeting yesterday, but the desired behavior that we arrived at=
 after WG discussions in 6man and with several IPv6 experts.  See https://g=
ithub.com/inband-oam/ietf/commit/48175cf89de6369a4d01017ec80c07b34f57f17c#d=
iff-803b63dbe26303f504708318e255d884 (=E2=80=9CDon't forward an IOAM packet=
 unless configured to do so.=E2=80=9D)
>
> This behavior for IPv6 is to ensure that packets with IOAM do not acciden=
tally leak from a domain that employs IPv6.
>
> This also means for IPv6, things are more constrained than what is stated=
 in the more generic draft-ietf-ippm-ioam-data-08.
>
Frank,

Per the draft-ietf-ippm-ioam-ipv6-options-00 the act bits are 00 which
means "skip over this option and continue processing the header". So
if a router doesn't support IOAM, I believe other act bits like maybe
01 would be necessary to enforce the rule of =E2=80=9CDon't forward an IOAM
packet unless configured to do so.=E2=80=9D Of course, nodes may also ignor=
e
HBH options completely per RFC8200 which means even such packets might
be forwarded out of the domain anyway. So trying to guarantee packets
won't be forwarded out of the domain at all edge routers may be a
futile effort. An alternative would be that the source SHOULD only use
IOAM when it knows the destination is in the domain, and a firewall
MAY be applied at the domain edge to drop packets with IOAM.

Tom

>
>
> Cheers, Frank
>
>
>
>
>
>
>
> From: ippm <ippm-bounces@ietf.org> On Behalf Of xiao.min2@zte.com.cn
> Sent: Montag, 18. November 2019 13:18
> To: ippm@ietf.org
> Subject: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
>
>
>
> Hi Frank,
>
>
>
> Repeat what I said on the mic this morning as below.
>
>
>
> In section 3 of draft-ietf-ippm-ioam-ipv6-options-00 it says:
>
> "Unless a particular interface is explicitly enabled (i.e. explicitly   c=
onfigured) for IOAM, a router MUST drop packets which contain extension hea=
ders carrying IOAM data-fields."
>
> But in section 4.4 of draft-ietf-ippm-ioam-data-08 it says:
>
> "If not all nodes within a domain are IOAM capable, IOAM tracing informat=
ion (i.e., node data, see below) will only be collected on those nodes whic=
h are IOAM capable.  Nodes which are not IOAM capable will forward the pack=
et without any changes to the IOAM-Data-Fields."
>
> It seems they're not in alignment.
>
>
>
> Best Regards,
>
> Xiao Min
>
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm


From nobody Mon Nov 18 20:49:50 2019
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From: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
To: Tom Herbert <tom@quantonium.net>
CC: "xiao.min2@zte.com.cn" <xiao.min2@zte.com.cn>, "ippm@ietf.org" <ippm@ietf.org>
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Subject: Re: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
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czovL3d3dy5pZXRmLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2lwcG0NCg==


From nobody Mon Nov 18 21:02:00 2019
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From: Nieminen Klaus <Klaus.Nieminen@traficom.fi>
To: "ippm@ietf.org" <ippm@ietf.org>
Thread-Topic: Adoption Call for draft-morton-ippm-capacity-metric-method
Thread-Index: AdWeldqrIYdXLj+/Qo647CwiCiAJgg==
Date: Tue, 19 Nov 2019 05:01:51 +0000
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Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Greetings,

Yes, I would think this to be mature enough to be a WG document, so I suppo=
rt adoption and would be reading also the future versions of this draft, so=
 willing to give comments when I have any. I will send one comments in a se=
parate email soon.

Best, Klaus

-----Messaggio originale-----
Da: ippm <ippm-bounces@ietf.org> Per conto di Brian Trammell (IETF)
Inviato: luned? 18 novembre 2019 11:57
A: IETF IPPM WG <ippm@ietf.org>
Oggetto: [EXT] [ippm] Adoption Call for draft-morton-ippm-capacity-metric-m=
ethod

Greetings, all,

The IPPM working group has been asked to adopt draft-morton-ippm-capacity-m=
etric-method-01 as as a working group document.

This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.orgindicating:

- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm

Questo messaggio e i suoi allegati sono indirizzati esclusivamente alle per=
sone indicate. La diffusione, copia o qualsiasi altra azione derivante dall=
a conoscenza di queste informazioni sono rigorosamente vietate. Qualora abb=
iate ricevuto questo documento per errore siete cortesemente pregati di dar=
ne immediata comunicazione al mittente e di provvedere alla sua distruzione=
, Grazie.=20

This e-mail and any attachments is confidential and may contain privileged =
information intended for the addressee(s) only. Dissemination, copying, pri=
nting or use by anybody else is unauthorised. If you are not the intended r=
ecipient, please delete this message and any attachments and advise the sen=
der by return e-mail, Thanks.=20

Rispetta l'ambiente. Non stampare questa mail se non ? necessario.



------------------------------

Message: 3
Date: Tue, 19 Nov 2019 11:05:43 +0800
From: Greg Mirsky <gregimirsky@gmail.com>
To: "Brian Trammell (IETF)" <ietf@trammell.ch>
Cc: IETF IPPM WG <ippm@ietf.org>
Subject: Re: [ippm] Adoption Call for
	draft-morton-ippm-capacity-metric-method
Message-ID:
	<CA+RyBmXuOfN1+wHZ3aH_tkc+fNDZdRBNJS5GrMCxUEFwRX5_qQ@mail.gmail.com>
Content-Type: text/plain; charset=3D"utf-8"

Hi,
I've read the draft and support its adoption by the IPPM WG.

Regards,
Greg

On Mon, Nov 18, 2019 at 11:57 AM Brian Trammell (IETF) <ietf@trammell.ch>
wrote:

> Greetings, all,
>
> The IPPM working group has been asked to adopt
> draft-morton-ippm-capacity-metric-method-01 as as a working group documen=
t.
>
> This message begins an adoption call to end on Monday 9 December 2019.
> Please send a message to ippm@ietf.orgindicating:
>
> - whether you believe the draft is in scope for the WG and mature enough
> to be a WG document, and if not, why not
> - whether you are willing to review the document
>
> Many thanks, cheers,
>
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm
>
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------------------------------

Message: 4
Date: Tue, 19 Nov 2019 03:47:37 +0000
From: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
To: "xiao.min2@zte.com.cn" <xiao.min2@zte.com.cn>, "ippm@ietf.org"
	<ippm@ietf.org>
Subject: Re: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
Message-ID:
	<BYAPR11MB2584C26544D5CC6DEE766FC7DA4C0@BYAPR11MB2584.namprd11.prod.outloo=
k.com>
=09
Content-Type: text/plain; charset=3D"utf-8"

Hi Xiao,

thanks for following up. Apparently the behavior described in draft-ietf-ip=
pm-ioam-ipv6-options-00 isn?t a bug ? as we speculated in the IPPM WG meeti=
ng yesterday, but the desired behavior that we arrived at after WG discussi=
ons in 6man and with several IPv6 experts.  See https://github.com/inband-o=
am/ietf/commit/48175cf89de6369a4d01017ec80c07b34f57f17c#diff-803b63dbe26303=
f504708318e255d884 (?Don't forward an IOAM packet unless configured to do s=
o.?)
This behavior for IPv6 is to ensure that packets with IOAM do not accidenta=
lly leak from a domain that employs IPv6.
This also means for IPv6, things are more constrained than what is stated i=
n the more generic draft-ietf-ippm-ioam-data-08.

Cheers, Frank



From: ippm <ippm-bounces@ietf.org> On Behalf Of xiao.min2@zte.com.cn
Sent: Montag, 18. November 2019 13:18
To: ippm@ietf.org
Subject: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00


Hi Frank,



Repeat what I said on the mic this morning as below.



In section 3 of draft-ietf-ippm-ioam-ipv6-options-00 it says:

"Unless a particular interface is explicitly enabled (i.e. explicitly   con=
figured) for IOAM, a router MUST drop packets which contain extension heade=
rs carrying IOAM data-fields."

But in section 4.4 of draft-ietf-ippm-ioam-data-08 it says:

"If not all nodes within a domain are IOAM capable, IOAM tracing informatio=
n (i.e., node data, see below) will only be collected on those nodes which =
are IOAM capable.  Nodes which are not IOAM capable will forward the packet=
 without any changes to the IOAM-Data-Fields."

It seems they're not in alignment.



Best Regards,

Xiao Min
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------------------------------

Subject: Digest Footer

_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm


------------------------------

End of ippm Digest, Vol 186, Issue 23
*************************************


From nobody Mon Nov 18 21:33:23 2019
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From: Nieminen Klaus <Klaus.Nieminen@traficom.fi>
To: "ippm@ietf.org" <ippm@ietf.org>
Thread-Topic: Estimating IP layer capacity in draft-morton-ippm-capacity-metric-method
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Date: Tue, 19 Nov 2019 05:33:17 +0000
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Subject: [ippm] Estimating IP layer capacity in draft-morton-ippm-capacity-metric-method
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Hi,

I have one question on how much this metric restricts the measurement setup=
 and e.g. can WebTransport be used in the measurement? As I understand this=
, if we are running the measurement at the application layer, we can measur=
e application layer (e.g. HTTP/3) payload. This again means that we can onl=
y estimate the IP layer capacity as we do not have full information about t=
he header sizes or potential retransmissions. I think we can estimate this =
with a certain error margin, but I was not sure if this is fine according t=
o the metric.

I have not studied this much further, but started to think this question wh=
en I read the part 5.3.  Metric Definitions that talks a case where the pac=
ket size is known and of fixed size, but is this really the case? Should th=
ere be more flexibility to also be able to estimate the IP layer capacity f=
rom the application layer measurement results? I think this should be clari=
fied.

And if we think this should be possible, at least I think it would be usefu=
l to add how this estimation can be done to the metric itself as the  targe=
t is to harmonize the specified metric and this is not specified, it may le=
ad discrepancies between implementations.=20

Any thoughts on this?

Best, Klaus


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From: "MORTON, ALFRED C (AL)" <acm@research.att.com>
To: "ippm@ietf.org" <ippm@ietf.org>
Thread-Topic: Meeting with IANA on Performance Metrics Registry Draft
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IPPM,

The Meeting with IANA to receive and resolve
any comments will take place at=20
the IANA Desk,=20

   1520, Wednesday November 20, 2019.

Please join us if you are interested.
A revised version of the drafts should=20
follow quickly (ideally when the meeting concludes).

thanks,
Al


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From: Greg Mirsky <gregimirsky@gmail.com>
Date: Tue, 19 Nov 2019 17:54:33 +0800
Message-ID: <CA+RyBmVDuFseXfGan52DyDfMTFTyE94a7tEqHsvds83H8c797Q@mail.gmail.com>
To: "Brian Trammell (IETF)" <ietf@trammell.ch>
Cc: IETF IPPM WG <ippm@ietf.org>
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Subject: Re: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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Hi Brian, et al.,
I've read the draft and believe that checks on all the requirements to a
ready for the WG adoption:

   - well-written
   - addresses practical problem
   - proposes a viable solution.

So, yes/support adoption.

Regards,
Greg

On Mon, Nov 18, 2019 at 11:46 AM Brian Trammell (IETF) <ietf@trammell.ch>
wrote:

> Greetings, all,
>
> The IPPM working group has been asked to adopt
> draft-ioamteam-ippm-ioam-direct-export-00 as as a working group document.
>
> This message begins an adoption call to end on Monday 9 December 2019.
> Please send a message to ippm@ietf.org indicating:
>
> - whether you believe the draft is in scope for the WG and mature enough
> to be a WG document, and if not, why not
> - whether you are willing to review the document
>
> Many thanks, cheers,
>
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm
>

--000000000000c2f9400597b00d97
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<div dir=3D"ltr">Hi Brian, et al.,<div>I&#39;ve read the draft and believe =
that checks on all the requirements to a ready for the WG adoption:</div><d=
iv><ul><li>well-written</li><li>addresses practical problem</li><li>propose=
s a viable solution.</li></ul><div>So, yes/support adoption.</div></div><di=
v><br></div><div>Regards,</div><div>Greg</div></div><br><div class=3D"gmail=
_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Nov 18, 2019 at 11:46=
 AM Brian Trammell (IETF) &lt;<a href=3D"mailto:ietf@trammell.ch">ietf@tram=
mell.ch</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"=
margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-lef=
t:1ex">Greetings, all,<br>
<br>
The IPPM working group has been asked to adopt draft-ioamteam-ippm-ioam-dir=
ect-export-00 as as a working group document.<br>
<br>
This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to <a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ipp=
m@ietf.org</a> indicating:<br>
<br>
- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not<br>
- whether you are willing to review the document<br>
<br>
Many thanks, cheers,<br>
<br>
Brian (as co-chair)<br>
_______________________________________________<br>
ippm mailing list<br>
<a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ippm@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/ippm" rel=3D"noreferrer" t=
arget=3D"_blank">https://www.ietf.org/mailman/listinfo/ippm</a><br>
</blockquote></div>

--000000000000c2f9400597b00d97--


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From: Tianran Zhou <zhoutianran@huawei.com>
To: "Brian Trammell (IETF)" <ietf@trammell.ch>
CC: IETF IPPM WG <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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<div>
<div style=3D"font-family:Calibri,Helvetica!important">Support as coauthor.=
<br>
<br>
Cheers,<br>
Tianran <br>
<br>
<hr style=3D"border-top:dotted 1px">
Sent from WeLink<br>
<br>
</div>
<div name=3D"x_AnyOffice-Background-Image" style=3D"border-top:1px solid #B=
5C4DF; padding:8px">
<div><b>=B7=A2=BC=FE=C8=CB=A3=BA </b>Brian Trammell (IETF)&lt;<a href=3D"ma=
ilto:ietf@trammell.ch">ietf@trammell.ch</a>&gt;</div>
<div><b>=CA=D5=BC=FE=C8=CB=A3=BA </b>IETF IPPM WG&lt;<a href=3D"mailto:ippm=
@ietf.org">ippm@ietf.org</a>&gt;</div>
<div><b>=D6=F7=CC=E2=A3=BA </b>[ippm] Adoption Call for draft-ioamteam-ippm=
-ioam-direct-export</div>
<div><b>=CA=B1=BC=E4=A3=BA </b>2019-11-18 11:46:30</div>
<br>
</div>
</div>
<font size=3D"2"><span style=3D"font-size:10pt;">
<div class=3D"PlainText">Greetings, all,<br>
<br>
The IPPM working group has been asked to adopt draft-ioamteam-ippm-ioam-dir=
ect-export-00 as as a working group document.<br>
<br>
This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.org indicating:<br>
<br>
- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not<br>
- whether you are willing to review the document<br>
<br>
Many thanks, cheers,<br>
<br>
Brian (as co-chair)<br>
_______________________________________________<br>
ippm mailing list<br>
ippm@ietf.org<br>
<a href=3D"https://www.ietf.org/mailman/listinfo/ippm">https://www.ietf.org=
/mailman/listinfo/ippm</a><br>
</div>
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From: Tom Herbert <tom@quantonium.net>
Date: Tue, 19 Nov 2019 07:51:57 -0800
Message-ID: <CAPDqMerT80akH__AkCpvr_5A3Ww-1_NPX9qXGdP8ay87O6bDpA@mail.gmail.com>
To: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
Cc: "xiao.min2@zte.com.cn" <xiao.min2@zte.com.cn>, "ippm@ietf.org" <ippm@ietf.org>
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Archived-At: <https://mailarchive.ietf.org/arch/msg/ippm/HxrWAGDXwhrwnN2q2qqV3IkfNqw>
Subject: Re: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
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On Mon, Nov 18, 2019 at 8:49 PM Frank Brockners (fbrockne)
<fbrockne@cisco.com> wrote:
>
> Tom,
>
>
> > -----Original Message-----
> > From: Tom Herbert <tom@quantonium.net>
> > Sent: Dienstag, 19. November 2019 12:24
> > To: Frank Brockners (fbrockne) <fbrockne@cisco.com>
> > Cc: xiao.min2@zte.com.cn; ippm@ietf.org
> > Subject: Re: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
> >
> > On Mon, Nov 18, 2019 at 7:47 PM Frank Brockners (fbrockne)
> > <fbrockne@cisco.com> wrote:
> > >
> > > Hi Xiao,
> > >
> > >
> > >
> > > thanks for following up. Apparently the behavior described in
> > > draft-ietf-ippm-ioam-ipv6-options-00 isn=E2=80=99t a bug =E2=80=93 as=
 we speculated in
> > > the IPPM WG meeting yesterday, but the desired behavior that we
> > > arrived at after WG discussions in 6man and with several IPv6 experts=
.
> > > See
> > > https://github.com/inband-
> > oam/ietf/commit/48175cf89de6369a4d01017ec80c
> > > 07b34f57f17c#diff-803b63dbe26303f504708318e255d884 (=E2=80=9CDon't fo=
rward an
> > > IOAM packet unless configured to do so.=E2=80=9D)
> > >
> > > This behavior for IPv6 is to ensure that packets with IOAM do not acc=
identally
> > leak from a domain that employs IPv6.
> > >
> > > This also means for IPv6, things are more constrained than what is st=
ated in
> > the more generic draft-ietf-ippm-ioam-data-08.
> > >
> > Frank,
> >
> > Per the draft-ietf-ippm-ioam-ipv6-options-00 the act bits are 00 which =
means
> > "skip over this option and continue processing the header". So if a rou=
ter doesn't
> > support IOAM, I believe other act bits like maybe
> > 01 would be necessary to enforce the rule of =E2=80=9CDon't forward an =
IOAM packet
> > unless configured to do so.=E2=80=9D Of course, nodes may also ignore H=
BH options
> > completely per RFC8200 which means even such packets might be forwarded
> > out of the domain anyway.
>
> ...  the current text is a for a more specific case, i.e. you have a rout=
er that *does* understand IOAM and receives a packet with IOAM on an interf=
ace that is not configured for IOAM.

But the draft says "This ensures that IOAM data does not
unintentionally get forwarded outside the IOAM domain.", these
requirements don't do that.

I see another issue, the option may be in a Destination Options
header. So in order for a router to detect presence of the IOAM option
it would need to examine the Desintation Option while the packet is
inflight, but that prohibited by RFC8200: "Extension headers (except
for the Hop-by-Hop Options header) are not processed, inserted, or
deleted by any node along a packet's delivery path..."

> The conclusion from earlier discussions was to drop the packet - per the =
current text. This leaves default processing of unknown option types untouc=
hed - i.e. processing would happen per RFC 8200.

Yes, packet should be dropped at the domain edege, but that is a
firewall functionality not router functionality. If we start adding
requirements to routers to drop traffic on the basis of inspecting
content not normally required for routing, then this will create a
avalanche of router requirements for each type of limited domain.
Clearly packets with SRH need to be dropped at edge, as do packets
with private addresses, and there will no doubt be other cases. All of
these fall under the auspices of firewalls at the edge of the domain,
not routers within the domain. Segement rouitng handles this properly
as filtering packets with SRH at edge is required.

Tom


>
> Frank
>
>
> So trying to guarantee packets won't be forwarded
> > out of the domain at all edge routers may be a futile effort. An altern=
ative would
> > be that the source SHOULD only use IOAM when it knows the destination i=
s in
> > the domain, and a firewall MAY be applied at the domain edge to drop pa=
ckets
> > with IOAM.
> >
> > Tom
> >
> > >
> > >
> > > Cheers, Frank
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > From: ippm <ippm-bounces@ietf.org> On Behalf Of xiao.min2@zte.com.cn
> > > Sent: Montag, 18. November 2019 13:18
> > > To: ippm@ietf.org
> > > Subject: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
> > >
> > >
> > >
> > > Hi Frank,
> > >
> > >
> > >
> > > Repeat what I said on the mic this morning as below.
> > >
> > >
> > >
> > > In section 3 of draft-ietf-ippm-ioam-ipv6-options-00 it says:
> > >
> > > "Unless a particular interface is explicitly enabled (i.e. explicitly=
   configured)
> > for IOAM, a router MUST drop packets which contain extension headers ca=
rrying
> > IOAM data-fields."
> > >
> > > But in section 4.4 of draft-ietf-ippm-ioam-data-08 it says:
> > >
> > > "If not all nodes within a domain are IOAM capable, IOAM tracing info=
rmation
> > (i.e., node data, see below) will only be collected on those nodes whic=
h are
> > IOAM capable.  Nodes which are not IOAM capable will forward the packet
> > without any changes to the IOAM-Data-Fields."
> > >
> > > It seems they're not in alignment.
> > >
> > >
> > >
> > > Best Regards,
> > >
> > > Xiao Min
> > >
> > > _______________________________________________
> > > ippm mailing list
> > > ippm@ietf.org
> > > https://www.ietf.org/mailman/listinfo/ippm


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From: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
To: Tom Herbert <tom@quantonium.net>
CC: "xiao.min2@zte.com.cn" <xiao.min2@zte.com.cn>, "ippm@ietf.org" <ippm@ietf.org>
Thread-Topic: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
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From: Tom Herbert <tom@quantonium.net>
Date: Tue, 19 Nov 2019 16:17:04 -0800
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To: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
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Subject: Re: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
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On Tue, Nov 19, 2019 at 3:51 PM Frank Brockners (fbrockne)
<fbrockne@cisco.com> wrote:
>
> Tom,
>
> > -----Original Message-----
> > From: Tom Herbert <tom@quantonium.net>
> > Sent: Dienstag, 19. November 2019 23:52
> > To: Frank Brockners (fbrockne) <fbrockne@cisco.com>
> > Cc: xiao.min2@zte.com.cn; ippm@ietf.org
> > Subject: Re: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
> >
> > On Mon, Nov 18, 2019 at 8:49 PM Frank Brockners (fbrockne)
> > <fbrockne@cisco.com> wrote:
> > >
> > > Tom,
> > >
> > >
> > > > -----Original Message-----
> > > > From: Tom Herbert <tom@quantonium.net>
> > > > Sent: Dienstag, 19. November 2019 12:24
> > > > To: Frank Brockners (fbrockne) <fbrockne@cisco.com>
> > > > Cc: xiao.min2@zte.com.cn; ippm@ietf.org
> > > > Subject: Re: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
> > > >
> > > > On Mon, Nov 18, 2019 at 7:47 PM Frank Brockners (fbrockne)
> > > > <fbrockne@cisco.com> wrote:
> > > > >
> > > > > Hi Xiao,
> > > > >
> > > > >
> > > > >
> > > > > thanks for following up. Apparently the behavior described in
> > > > > draft-ietf-ippm-ioam-ipv6-options-00 isn=E2=80=99t a bug =E2=80=
=93 as we
> > > > > speculated in the IPPM WG meeting yesterday, but the desired
> > > > > behavior that we arrived at after WG discussions in 6man and with=
 several
> > IPv6 experts.
> > > > > See
> > > > > https://github.com/inband-
> > > > oam/ietf/commit/48175cf89de6369a4d01017ec80c
> > > > > 07b34f57f17c#diff-803b63dbe26303f504708318e255d884 (=E2=80=9CDon'=
t forward
> > > > > an IOAM packet unless configured to do so.=E2=80=9D)
> > > > >
> > > > > This behavior for IPv6 is to ensure that packets with IOAM do not
> > > > > accidentally
> > > > leak from a domain that employs IPv6.
> > > > >
> > > > > This also means for IPv6, things are more constrained than what i=
s
> > > > > stated in
> > > > the more generic draft-ietf-ippm-ioam-data-08.
> > > > >
> > > > Frank,
> > > >
> > > > Per the draft-ietf-ippm-ioam-ipv6-options-00 the act bits are 00
> > > > which means "skip over this option and continue processing the
> > > > header". So if a router doesn't support IOAM, I believe other act
> > > > bits like maybe
> > > > 01 would be necessary to enforce the rule of =E2=80=9CDon't forward=
 an IOAM
> > > > packet unless configured to do so.=E2=80=9D Of course, nodes may al=
so ignore
> > > > HBH options completely per RFC8200 which means even such packets
> > > > might be forwarded out of the domain anyway.
> > >
> > > ...  the current text is a for a more specific case, i.e. you have a =
router that
> > *does* understand IOAM and receives a packet with IOAM on an interface =
that
> > is not configured for IOAM.
> >
> > But the draft says "This ensures that IOAM data does not unintentionall=
y get
> > forwarded outside the IOAM domain.", these requirements don't do that.
>
> ... FB: If everything is properly setup, packets with IOAM data fields sh=
ould never leave the IOAM domain.

Frank,

If everything were set up correctly one would expect that the source
would only set IOAM in the packet if it knows that the destination is
in the domain. From that POV the purpose of an egress firewall is to
protect against misconfiguration or bugs.

> Having a default of "drop" with the need to explicitly configure an "allo=
w" reduces the potential of errors.
> Which means we should soften the statement, given that it does not "ensur=
e" that bad things don't happen - but it does try to help avoid bad things =
happening.

An explicit firewall at the edge could just as easily and more
completely enforce the isolation. Per the current draft requirements,
even non-edge routers need to act as firewalls for IOAM.

>
> >
> > I see another issue, the option may be in a Destination Options header.=
 So in
> > order for a router to detect presence of the IOAM option it would need =
to
> > examine the Desintation Option while the packet is inflight, but that p=
rohibited
> > by RFC8200: "Extension headers (except for the Hop-by-Hop Options heade=
r) are
> > not processed, inserted, or deleted by any node along a packet's delive=
ry
> > path..."
>
> ...FB: Hmmm - I'm not following. Why would a router (i.e. transit node) l=
ook at DO? The text does not say that anywhere.

Per the draft: "IOAM data fields are encapsulated in "option data"
fields of two types of extension headers in IPv6 packets - either
Hop-by-Hop Options header or Destination options header."

-and-

"Unless a particular interface is explicitly enabled (i.e. explicitly
configured) for IOAM, a router MUST drop packets which contain
extension headers carrying IOAM data-fields."

Putting these two statements together means that a router MUST drop
packets with a Destination Options header that carried IOAM
data-fields regardless of whether the packet is addressed to the
router. If the intent is that the router only drops for HBH then the
requirement should read "...a router MUST drop packets which contain a
Hop-by-Hop extension header carrying IOAM data-fields."

Tom

> If you are an IOAM encap/decap node (host or tunnel endpoint), you'd deal=
 with DO and HbyH - and the text means: Ignore those on interfaces which ar=
en't enabled for IOAM.
> If you are an IOAM transit node, you'd deal with HbyH - and the text agai=
n means: Ignore those on interfaces which aren't enabled for IOAM.
>
> >
> > > The conclusion from earlier discussions was to drop the packet - per =
the
> > current text. This leaves default processing of unknown option types un=
touched
> > - i.e. processing would happen per RFC 8200.
> >
> > Yes, packet should be dropped at the domain edege, but that is a firewa=
ll
> > functionality not router functionality. If we start adding requirements=
 to routers
> > to drop traffic on the basis of inspecting content not normally require=
d for
> > routing, then this will create a avalanche of router requirements for e=
ach type of
> > limited domain.
>
> ...FB: Per what I said above, we don't ask the router to inspect anything=
 that the router would look at in any case.
> If you believe that the behavior of "explicitly enable an interface for I=
OAM" - i.e. ask for explicit config - does not add any benefits, and others=
 feel the same way, we can drop that requirement from the spec again. It ad=
ds to configuration complexity - so unless we feel it adds a benefit, we sh=
ould get rid of it. The earlier conversation we had on the topic concluded =
that it would add a benefit - which is why the text is there.
>
> Cheers, Frank
>
> > Clearly packets with SRH need to be dropped at edge, as do packets with=
 private
> > addresses, and there will no doubt be other cases. All of these fall un=
der the
> > auspices of firewalls at the edge of the domain, not routers within the=
 domain.
> > Segement rouitng handles this properly as filtering packets with SRH at=
 edge is
> > required.
> >
> > Tom
> >
> >
> > >
> > > Frank
> > >
> > >
> > > So trying to guarantee packets won't be forwarded
> > > > out of the domain at all edge routers may be a futile effort. An
> > > > alternative would be that the source SHOULD only use IOAM when it
> > > > knows the destination is in the domain, and a firewall MAY be
> > > > applied at the domain edge to drop packets with IOAM.
> > > >
> > > > Tom
> > > >
> > > > >
> > > > >
> > > > > Cheers, Frank
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > From: ippm <ippm-bounces@ietf.org> On Behalf Of
> > > > > xiao.min2@zte.com.cn
> > > > > Sent: Montag, 18. November 2019 13:18
> > > > > To: ippm@ietf.org
> > > > > Subject: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
> > > > >
> > > > >
> > > > >
> > > > > Hi Frank,
> > > > >
> > > > >
> > > > >
> > > > > Repeat what I said on the mic this morning as below.
> > > > >
> > > > >
> > > > >
> > > > > In section 3 of draft-ietf-ippm-ioam-ipv6-options-00 it says:
> > > > >
> > > > > "Unless a particular interface is explicitly enabled (i.e. explic=
itly
> > configured)
> > > > for IOAM, a router MUST drop packets which contain extension header=
s
> > > > carrying IOAM data-fields."
> > > > >
> > > > > But in section 4.4 of draft-ietf-ippm-ioam-data-08 it says:
> > > > >
> > > > > "If not all nodes within a domain are IOAM capable, IOAM tracing
> > > > > information
> > > > (i.e., node data, see below) will only be collected on those nodes
> > > > which are IOAM capable.  Nodes which are not IOAM capable will
> > > > forward the packet without any changes to the IOAM-Data-Fields."
> > > > >
> > > > > It seems they're not in alignment.
> > > > >
> > > > >
> > > > >
> > > > > Best Regards,
> > > > >
> > > > > Xiao Min
> > > > >
> > > > > _______________________________________________
> > > > > ippm mailing list
> > > > > ippm@ietf.org
> > > > > https://www.ietf.org/mailman/listinfo/ippm


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From: "Frank Brockners (fbrockne)" <fbrockne@cisco.com>
To: Tom Herbert <tom@quantonium.net>
CC: "xiao.min2@zte.com.cn" <xiao.min2@zte.com.cn>, "ippm@ietf.org" <ippm@ietf.org>
Thread-Topic: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
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Subject: Re: [ippm] Comment on draft-ietf-ippm-ioam-ipv6-options-00
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From: "STARK, BARBARA H" <bs7652@att.com>
To: "'IETF IPPM WG'" <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Date: Wed, 20 Nov 2019 02:43:22 +0000
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Archived-At: <https://mailarchive.ietf.org/arch/msg/ippm/0jtp1yQd_MvaQwFDQp8ZkVBM8FY>
Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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> The IPPM working group has been asked to adopt draft-morton-ippm-
> capacity-metric-method-01 as as a working group document.
>=20
> This message begins an adoption call to end on Monday 9 December 2019.
> Please send a message to ippm@ietf.orgindicating:
>=20
> - whether you believe the draft is in scope for the WG and mature enough =
to
> be a WG document, and if not, why not
> - whether you are willing to review the document

I've scanned through the document and find it well-organized, very readable=
, and has most of the info I was hoping to find. I've also run these tests =
on my gigabit broadband connection at home -- and they work great!
I would like to understand plans for creation of one or more Performance Me=
trics registry entries (should registry entries be specified? should this d=
raft specify registry entries?).
I think the doc is in scope and mature, and am willing to review (in more d=
etail than my quick scan).
I support adoption.
Barbara


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From: "MORTON, ALFRED C (AL)" <acm@research.att.com>
To: "STARK, BARBARA H" <bs7652@att.com>, "'IETF IPPM WG'" <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
Thread-Index: AQHVncQ9DHKLu7i9K0Ks+PdKpOVYz6eTsNUA//+tVDA=
Date: Wed, 20 Nov 2019 02:56:25 +0000
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References: <6B233CAB-7D88-4258-8C8D-BCA99E4E3C48@trammell.ch> <2D09D61DDFA73D4C884805CC7865E611536E7B3F@GAALPA1MSGUSRBF.ITServices.sbc.com>
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Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Thanks for your support/scan/questions, Barbara!

Regarding
> I would like to understand plans for creation of one or more Performance
> Metrics registry entries (should registry entries be specified? should
> this draft specify registry entries?).

The registry has a requirement of "wide-spread deployment*" for metric
registration, so if pre-RFC-approval reaches that goal, then we should
also include a section that contains the text of the proposed Registry Entr=
y.

I guess that we could anticipate adoption and write the registry entry anyw=
ay,
in an Appendix.  I think that covers all bases.

@@@@ Write a Registry Entry for Max IP-Layer Capacity

Al

> -----Original Message-----
> From: ippm [mailto:ippm-bounces@ietf.org] On Behalf Of STARK, BARBARA H
> Sent: Tuesday, November 19, 2019 9:43 PM
> To: 'IETF IPPM WG' <ippm@ietf.org>
> Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-
> method
>=20
> *** Security Advisory: This Message Originated Outside of AT&T ***.
> Reference http://cso.att.com/EmailSecurity/IDSP.html for more information=
.
>=20
> > The IPPM working group has been asked to adopt draft-morton-ippm-
> > capacity-metric-method-01 as as a working group document.
> >
> > This message begins an adoption call to end on Monday 9 December 2019.
> > Please send a message to ippm@ietf.orgindicating:
> >
> > - whether you believe the draft is in scope for the WG and mature enoug=
h
> to
> > be a WG document, and if not, why not
> > - whether you are willing to review the document
>=20
> I've scanned through the document and find it well-organized, very
> readable, and has most of the info I was hoping to find. I've also run
> these tests on my gigabit broadband connection at home -- and they work
> great!
> I would like to understand plans for creation of one or more Performance
> Metrics registry entries (should registry entries be specified? should
> this draft specify registry entries?).
> I think the doc is in scope and mature, and am willing to review (in more
> detail than my quick scan).
> I support adoption.
> Barbara
>=20
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://urldefense.proofpoint.com/v2/url?u=3Dhttps-
> 3A__www.ietf.org_mailman_listinfo_ippm&d=3DDwICAg&c=3DLFYZ-
> o9_HUMeMTSQicvjIg&r=3DOfsSu8kTIltVyD1oL72cBw&m=3DkfsoSQtTDu4waHbs8rFouGlX=
8ANBG
> Pe1vZ6Nzy6MLEE&s=3D7OGLGX9N1IEATXA21HeSqT52dhhF8Dv0oRRXcXzQ0tU&e=3D


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From: "Ackermann, Michael" <MAckermann@bcbsm.com>
To: "Brian Trammell (IETF)" <ietf@trammell.ch>, IETF IPPM WG <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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I have read this draft and believe it is :
- Within Scope for the Working Group
- Mature enough to be a Working Group Document. =20

This draft is also very well written,  understandable and contains a great =
deal of very useable and beneficial content. =20

I am willing to review and support adoption. =20

Good work Al=21

Thanks

Mike



-----Original Message-----
From: ippm <ippm-bounces=40ietf.org> On Behalf Of Brian Trammell (IETF)
Sent: Sunday, November 17, 2019 10:57 PM
To: IETF IPPM WG <ippm=40ietf.org>
Subject: =5Bippm=5D Adoption Call for =
draft-morton-ippm-capacity-metric-method

=5BExternal email=5D


Greetings, all,

The IPPM working group has been asked to adopt =
draft-morton-ippm-capacity-metric-method-01 as as a working group document.

This message begins an adoption call to end on Monday 9 December 2019. =
Please send a message to ippm=40ietf.orgindicating:

- whether you believe the draft is in scope for the WG and mature enough =
to be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
_______________________________________________
ippm mailing list
ippm=40ietf.org
https://www.ietf.org/mailman/listinfo/ippm


The information contained in this communication is highly confidential and =
is intended solely for the use of the individual(s) to whom this =
communication is directed. If you are not the intended recipient, you are =
hereby notified that any viewing, copying, disclosure or distribution of =
this information is prohibited. Please notify the sender, by electronic =
mail or telephone, of any unintended receipt and delete the original =
message without making any copies.
=20
 Blue Cross Blue Shield of Michigan and Blue Care Network of Michigan are =
nonprofit corporations and independent licensees of the Blue Cross and =
Blue Shield Association.


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Date: Thu, 21 Nov 2019 10:53:32 +0800
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I support the adoption of this draft (as a co-author).
Cheers,
Tal.

On Mon, Nov 18, 2019 at 11:46 AM Brian Trammell (IETF) <ietf@trammell.ch>
wrote:

> Greetings, all,
>
> The IPPM working group has been asked to adopt
> draft-ioamteam-ippm-ioam-direct-export-00 as as a working group document.
>
> This message begins an adoption call to end on Monday 9 December 2019.
> Please send a message to ippm@ietf.org indicating:
>
> - whether you believe the draft is in scope for the WG and mature enough
> to be a WG document, and if not, why not
> - whether you are willing to review the document
>
> Many thanks, cheers,
>
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm
>

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<div dir=3D"ltr"><div dir=3D"ltr">I support the adoption of this draft (as =
a co-author).<div>Cheers,</div><div>Tal.</div></div><br><div class=3D"gmail=
_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Nov 18, 2019 at 11:46=
 AM Brian Trammell (IETF) &lt;<a href=3D"mailto:ietf@trammell.ch">ietf@tram=
mell.ch</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"=
margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-lef=
t:1ex">Greetings, all,<br>
<br>
The IPPM working group has been asked to adopt draft-ioamteam-ippm-ioam-dir=
ect-export-00 as as a working group document.<br>
<br>
This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to <a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ipp=
m@ietf.org</a> indicating:<br>
<br>
- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not<br>
- whether you are willing to review the document<br>
<br>
Many thanks, cheers,<br>
<br>
Brian (as co-chair)<br>
_______________________________________________<br>
ippm mailing list<br>
<a href=3D"mailto:ippm@ietf.org" target=3D"_blank">ippm@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/ippm" rel=3D"noreferrer" t=
arget=3D"_blank">https://www.ietf.org/mailman/listinfo/ippm</a><br>
</blockquote></div></div>

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====================================
IOAM Side Meetings
IETF 106, Singapore
Monday, November 18th, 2019, 08:30
Tuesday, November 19th, 2019, 12:00
====================================

Minutes: Tal Mizrahi.

This is a summary of two side meetings that took place in IETF 106.
The "Summary and action items" summarizes both meetings, and detailed
meeting minutes follow.
Please let me know if I missed anything.


Summary and action items:
=========================
- The IOAM design team will continue its bi-weekly calls. The next call
will be on December 4th. To be announced again a few days before the
meeting.

- Loopback flag:
  - The following clarifications will be added to the flag document:
    - Loopback is intended to be sent to the encapsulating node.
    - Loopback is only applicable in encapsulations where the encapsulating
(source) node is available in the header.
    - If an encapsulating node receives a looped back packet that was not
originated from the current node, the packet is dropped.
    - Loopback is intended to provide an accelerated alternative to
Traceroute.

- Active flag:
  - The following clarifications will be added to the flag document:
    - The active flag is intended to simplify the implementation of
decapsulating nodes, by indicating that the packet should not be forwarded
further.

- Data draft:
  - Some of the data fields have both a short format and a long format. It
will be raised to the working group whether this should be revisited.

- Data / DEX draft:
  - The current data draft and DEX draft are applicable to multicast. In
addition, it may be useful to have an additional draft that focuses on
multicast extensions.

- IPv6 options draft:
  - The text about dropping a packet with an IOAM option when the option is
not expected should remain as-is, and we are waiting to see if there are
further comments on the mailing list.

- IOAM profile draft:
  - The IOAM profile draft will cite the IOAM Yang model, as an IOAM
profile may be defined by a specific assignment to the Yang model. Also a
profile may augment the Yang model in order to define profile-specific
configuration.



============================
Monday, November 18th, 2019
08:30
Meeting Minutes
============================


Attendees
=========
Tal Mizrahi, Barak Gafni, Greg Mirsky, Carlos Pignataro, Al Morton, Roni
Even, Shwetha Bhandari, Rakesh Gandhi, David Melman, Justin Iurman, Fan
Yang, Richard Foote, Haoyu Song, Ramesh Sivakolundu, Xuesong Geng, Frank
Brockners.


Agenda bashing
==============
Tal: on our agenda we have: (1) open issues regarding the flag document,
(2) IOAM profile document.
Shwetha: we should also discuss open issues about the data document.
Tal: right. Starting with the flag draft.
Barak: I have sent a few comments about the flag draft. Most of the issues
are about the loopback flag. Will open issues on GitHub.
Tal: are there any other issues?


Loopback flag discussion
========================
Barak: loopback mode - as defined today it should collect data on the
return path. Complexity which is not needed. Not related to the path. This
is the major issue.
Frank: do you want it as an option, or excluded?
Barak: would prefer if it is excluded.
Shwetha: what needs to be changed in the flag?
Greg: the assumption is that there is a return path. In some encaps there
is no information about the sender node. The return path is not necessarily
possible. In active OAM there are special procedures to make sure you know
how to return a packet to the sender. For example, MPLS is an issue.
Barak: how do you respond to an ICMP?
Greg: it is an IP packet over MPLS. You can't assume in IOAM that the
packet is over IP.
Frank: we do not need to turn loopback into active OAM. We were assuming
that it is possible to loop back, but if that is not the case, then
loopback should not be used. It is applicable where the return path exists.
Greg: I cannot imagine a spec that says you can use it without saying where
it is applicable.
Frank: the current draft says it is applicable only if there is a return
path.
Barak: do we have a draft about IOAM over MPLS?
Rakesh: will be presented today.
Barak: that draft will need to define relevant functionality.
Roni: encapsulation drafts will need to define this.
Frank: each draft will have to say wheter loopback is applicable or not.
Greg: this is not the best approach. What happens in multi-guest networks?
Each transit node sends back to the sender? That is a lot of extra traffic
that you are generating in the network. You are choking the service.
Shwetha: this is not always on by default.
Greg: you are giving an operator a loaded gun.
Roni: it is just specifically a problem for multicast, where you will
define how such a service will work anyway.
Greg: first, it is a problem to collect on the return path. In multicast it
is also a problem, because transit nodes will do nothing.
Carlos: unicast is one way forward versus multicast which is multiple ways
forward.
Greg: it may be abused.
Shwetha: it can also be a problem with existing traceroute, if you flood
the network with it.
Greg: it is an inherent problem with IOAM.
Barak: Greg, can you suggest text for the security considerations?
Greg: will consider it.
Barak: the encapsualting node sets the loopback flag, but it is not clear
who is going to use it. If a top-of-rack applies the loopback, the host
will get the responses. We need to align who the edge is, and who is the
destination of the data.
Shwetha: today we just swap the source and destination.
Frank: we want to try not to over-engineer it.
Barak: we need the "source" to be the encap node.
Shwetha: depends on the encap.
Greg: this discussion is helpful. The scope of loopback assumes that the
encap is always IP?
Barak: no. For example it can be applicable to MAC addresses as well, with
the GRE encapsulation.
Shwetha: wherever we have a source and destination, that would work.
Greg: that is a problem. We should say it is applicable to encaps that
include a source and destination.
Shwetha: makes sense.
Barak: sure.
Tal: to summarize, the loopback is applicable in cases where we have a
source and destination?
Greg: applicable to where we have a source.
Barak: specifically when the loopback receiver is the source node.
Greg: not necessarily.
Barak: how do you manage it?
Greg: loss and delay measurement in MPLS specifies the address you have to
return to.
Barak: but MPLS is not in scope.
Greg: that was just an example. There may be a case where the returning
packet does not return to the original source.
Barak: the whole point of loopback is to get back to the encapsulating
node. To enhance the performance of traceroute.
Greg: if we care about complex networks.
Barak: that can be done in other ways.
Greg: what is the value of loopback?
Barak: if you need traceroute - this is a way to accelerate it.
Greg: what if it is an SDN set by an orchestrator?
Barak: orchestrator is not in our context.
Greg: loopback gets back to the sender.
Barak: tie the source with encap node.
Ramesh: only the source (encap) can initiate a loopback.
Barak: what happens when a source gets a loopback if he is not the
originator.
Greg: is there a way to know whether you generated it or not?
Barak: based on the source address.
Carlos: it should be dropped if you receive a loopback that is not from you.
Frank: right.
Barak: yes.
Tal: any other comments, Barak?
Barak: no.
Frank: what was the number of this issue on Github?
Barak: #138.
Tal: any other comments regarding the loopback flag?
No further comments.

Active flag discussion
======================
Greg: what is the use case of active flag? Who generates the message, who
uses it?
Barak: can you explain the question?
Greg: we already have existing active OAM protocols. Does it mean that in
these use cases the active flag is set?
Barak: two different use cases.
Greg: I am asking. What is the use case? Is the active flag set by the
encap node?
Barak: yes.
Greg: is the node that terminates the traffic the decap node?
Barak: yes. It is not the original packet. You don't drop data packets.
Greg: so why drop the packet?
Barak: if you want to measure performance then use the same QoS as the
original packets, but if it is not performance then you do not
necessararily use same QoS.
Greg: in BFD you use the same QoS as the original data.
Barak: BFD is very different.
Greg: the document should describe what is the use case.
Barak: it is already described.
Frank: the active flag gives protocols the ability to indicate that this is
active OAM. We are not specifying what the active OAM is. any active OAM
mechanism can consider using it. There may be various mechanisms which use
this. For example BFD.
Greg: what if you generate a performance measurement message?
Barak: if you encap IOAM, then you are an encapsulating node.
Tal: right, the encapsulating node generates the active OAM packet.
Barak: if a host sends a test packet through the encap node, then it can
tell the encap node that it is active.
Barak: one of the use cases was cloning a data packet, and setting the
active flag in it.
Greg: which document describes this?
Greg: the current draft does not build the case for introducing this flag.
Shwetha: what is the concern?
Greg: what is the reason for introducing more active OAM mechanics. You can
already use active OAM. There is no reason to differentiate data packet
from test packet.
Barak: if you want to measure the performance of data packets, how do you
do it today?
Greg: you have tools today for active OAM.
Barak: some people found this technique useful.
Frank: Greg says there is a set of active OAM mechanisms. You can push IOAM
onto them. why do you need the additional bit?
Barak: Jay suggested it, and Mickey followed up. IOAM is expensive to
implement. This mechanism helps make it less expensive.
Frakn: it helps hardware, and chip vendors see it as helpful.
Greg: please phrase the way it is used by the implementation, and the fact
it helps the hardware.
Shwetha: if the flag is set, you avoid the matching for decap, right?
Barak: the classification will happen anyway.
Frank: emphasize how it helps the implementer.
Tal: to summarize, what we want to do is clarify in the flag draft that the
active flag helps implementations and simplifies the behavoir of the decap
node.

New flag discussion
===================
Ramesh: there was a proposal to add a flag for a case where there is an
incoming VXLAN, and you switch to VXLAN-GPE in order to push IOAM. The bit
says whether you switch it back to VXLAN.
Frank: not sure we want a flag for that.
Tal: right, it sounds like a problem at a different layer, not in the IOAM
layer.
Ramesh: we should continue the discussion when Mickey is present, since he
is the one who suggested it.


Data draft discussion
=====================
Greg: some objects seem to be presented in two different sizes - long /
short format. What is the reason for two different formats?
Shwetha: it is an optimization issue, of whether you need a long or short
field.
Greg: what is the case for the long ID and the short ID? Why not one
format? It needs to be revisited, or sufficiently explained.
Shwetha: do you think we need a draft that clarifies how to use the fields?
Greg: what is the reason for having two different sizes? Is it historical?
There needs to be a strong case.
Frank: we need to go and clarify it. Probably in the deployment draft and
not the data draft. It is not an issue of whether I use long or short. You
can actually use one of them or a combination of the two, allowing you an
even longer space.
Greg: then why not variable length?
Frank: variable length is much more difficult for hardware.
Greg: it is already very complex to have so many combinations of different
options.
Frank: that is why we have a bit field, which is more friendly than a TLV.
We have opaque state field which allows you to do whatever you want.
Greg: it is not a question of why fixed format is more friendly than TLV.
People will be implementing it. Why not simplify?
Frank: that is what we tried to do by fixed fields.
Al: multiple lengths for timestamps have been around for a long time.
Greg: NTP and PTP have different formats, but test protocols have a very
specific timestamp length.
Tal: bottom line, how should we improve the document?
Greg: either use a TLV, or make it the largest size, and explain how it can
be used to represent the short fields as a subset of the bits.
Shwetha: that would not work.
Rakesh: you are using extra space for that. That will not work.
Frank: we can raise it to the working group.
Barak: many operators complain about the overhead.
Greg: how about you keep the small fields, and allow the long format using
a TLV?
Barak: complicated.
Frank: we can discuss it.
Shwetha: do we really want to do that?
Frank: it is a fair question, to consider dropping the long format.
Barak: this was brought up in the past. We have a TLV, but it cannot be
controlled from the edge. How can you use the TLV from the edge?



============================
Tuesday, November 19th, 2019
12:00
Meeting Minutes
============================

Attendees
=========
Tal Mizrahi, Barak Gafni, Greg Mirsky, Shwetha Bhandari, Justin Iurman,
Ramesh Sivakolundu, Frank Brockners, Roni Even.


IPv6 Option draft discussion
============================
Tal: any open issues on the data draft?
Frank: the IPv6 open issue on the IPPM meeting: the text in the draft was
intentional in order to comply with RFC 8200. If you receive a packet that
has an IOAM extended header on an interface that is not supposed to receive
it, it must be dropped.
Ramesh: so you are forcing a configuration on the port?
Frank: right. That is implied by RFC 8200. Intended to prevent information
leaking to the global internet.
Barak: on the ingress or egress interface?
Frank: not sure about the exact text.
Greg: be conservative in what you send and liberal in what you receive. If
you send something that is not allowed that breaks the rules.
Barak: the question is if the configuration is an ingress property, an
egress property, or both.
Justin: in the kernel there is a distinction between ingress and egress.
Barak: LACP is a unidirectional configuration.
Frank: after checking the document: the current phrasing in the draft talks
about ingress behavior.
Ramesh: so the comment from 6MAN was that it should be dropped if received
through an interface that is not enabled for IOAM?
Frank: right.
Greg: so if a router is not IOAM capable then it would not be able to know
what IOAM is.
Frank: right.
Tal: so today if you receive an unknown extension header you drop the
packet?
Frank: no.
Greg: RFC 8200 is complicated.
Roni: the right way is to have correct behavior even if you do not know
what IOAM is.
Greg: not sending it silently is the right way.
Shwetha: we want for nodes that do not know IOAM to forward the packet, but
nodes that are IOAM aware but not enabled for IOAM should drop.
Frank: right, that is what the text says.
Tal: to summarize, at this point we are keeping the text as-is?
Frank: subject to comments we may receive on the mailing list.


IOAM Profile Draft
==================
Tal: the IOAM profile draft defines the concept of a profile, which is a
specific use case that uses a specific subset of IOAM features. An IOAM
profile may be defined with the help of assigning a specific allocation to
the IOAM Yang model. Question: do we need a specific Yang model for the
IOAM profile draft, or can we just use the IOAM Yang model?
Frank: we can change the existing yang model if necessary.
Tal: a profile can be defined by a document, and assigning a value to the
IOAM Yang model helps to specify the profile. However, some aspects cannot
be defining using the IOAM Yang model. For example, a profile may define
specific semantics for the Opaque State Snapshot, and such semantics cannot
be defined by simply assigning a value in a Yang model.
Frank: does this limit the generality of the Opaque field?
Barak: somewhere it needs to be specified.
Greg: the YANG model is read / write, so let's not limit its functionality.
Tal: right, but the Yang model is used for configuration, not for reading
the IOAM data itself. I suggest to use the existing IOAM Yang model.
Additional functionality like opaque fields should be defined in the
respective document that specifies the profile.
Greg: the semantics also need to be configured. How to do that?
Tal: are you saying that the profile defines the opaque field and also
amendment to Yang model that allows to configure it?
Greg: yes.
Shwetha: only the schema?
Tal: yes.
Barak: are we maintaining the Yang model?
Frank: yes.
Ramesh: the model needs work.
Tal: to summarize, does it make sense that we use the existing IOAM Yang
model and in addition a profile may augment the model in order to define
functionality that is specific to that profile?
Frank: yes, let's not define something new for each profile.


Multicast discussion
====================
Barak: someone said the current draft supports only unicast.
Greg: not me. People do not think about the implications of collecting the
data on data packets, since packets are replicated in multicast.
Barak: we need to think about whether the current draft supports multicast.
In my opinion yes. We need to think how we can optimize multicast.
Greg: the DEX proposal is applicable to multicast. I do not think that DEX
has this problem. I think that in DEX there is an issue about correlation.
Barak: do you agree that the current IOAM supports multicast, and that we
may need another draft for multicast?
Greg: DEX is okay with multicast. There is a proposal of how to resolve the
correlation problem. Regarding hop-by-hop option, this needs more
discussion about how it is affected by multicast.
No objections.

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<div dir=3D"ltr"><font face=3D"monospace">=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
<br>IOAM Side Meetings<br>IETF 106, Singapore<br>Monday, November 18th, 201=
9, 08:30<br>Tuesday, November 19th, 2019, 12:00<br>=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D<br><br>Minutes: Tal Mizrahi.<br><br>This is a summary of two side=
 meetings that took place in IETF 106.<br>The &quot;Summary and action item=
s&quot; summarizes both meetings, and detailed meeting minutes follow.<br>P=
lease let me know if I missed anything.<br><br><br>Summary and action items=
:<br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D<br>- The IOAM design team will continue its bi-weekly calls. The nex=
t call will be=C2=A0on December 4th. To be announced again a few days befor=
e the meeting.<br></font><div><font face=3D"monospace"><br></font></div><di=
v><font face=3D"monospace">- Loopback flag:<br>=C2=A0 - The following clari=
fications will be added to the flag document:<br>=C2=A0 =C2=A0 - Loopback i=
s intended to be sent to the encapsulating node.<br>=C2=A0 =C2=A0 - Loopbac=
k is only applicable in encapsulations where the encapsulating (source) nod=
e is available in the header.<br>=C2=A0 =C2=A0 - If an encapsulating node r=
eceives a looped back packet that was not originated from the current node,=
 the packet is dropped.<br>=C2=A0 =C2=A0 - Loopback is intended to provide =
an accelerated alternative to Traceroute.<br><br>- Active flag:<br>=C2=A0 -=
 The following clarifications will be added to the flag document:<br>=C2=A0=
 =C2=A0 - The active flag is intended to simplify the implementation of dec=
apsulating nodes, by indicating that the packet should not be forwarded fur=
ther.<br><br>- Data draft:<br>=C2=A0 - Some of the data fields have both a =
short format and a long format. It will be raised to the working group whet=
her this should be revisited.<br><br>- Data / DEX draft:<br>=C2=A0 - The cu=
rrent data draft and DEX draft are applicable to multicast. In addition, it=
 may be useful to have an additional draft that focuses on multicast extens=
ions.<br><br>- IPv6 options draft:<br>=C2=A0 - The text about dropping a pa=
cket with an IOAM option when the option is not expected should remain as-i=
s, and we are waiting to see if there are further comments on the mailing l=
ist.<br><br>- IOAM profile draft:<br>=C2=A0 - The IOAM profile draft will c=
ite the IOAM Yang model, as an IOAM profile may be defined by a specific as=
signment to the Yang model. Also a profile may augment the Yang model in or=
der to define profile-specific configuration.<br><br><br><br>=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<br=
>Monday, November 18th, 2019<br>08:30<br>Meeting Minutes<br>=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<br><b=
r><br>Attendees<br>=3D=3D=3D=3D=3D=3D=3D=3D=3D<br>Tal Mizrahi, Barak Gafni,=
 Greg Mirsky, Carlos Pignataro, Al Morton, Roni Even, Shwetha Bhandari, Rak=
esh Gandhi, David Melman, Justin Iurman, Fan Yang, Richard Foote, Haoyu Son=
g, Ramesh Sivakolundu, Xuesong Geng, Frank Brockners.<br><br><br>Agenda bas=
hing<br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<br>Tal: on our agenda we=
 have: (1) open issues regarding the flag document, (2) IOAM profile docume=
nt. <br>Shwetha: we should also discuss open issues about the data document=
.<br>Tal: right. Starting with the flag draft.<br>Barak: I have sent a few =
comments about the flag draft. Most of the issues are about the loopback fl=
ag. Will open issues on GitHub.<br>Tal: are there any other issues?<br><br>=
<br>Loopback flag discussion<br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<br>Barak: loopback mode - as defined today i=
t should collect data on the return path. Complexity which is not needed. N=
ot related to the path. This is the major issue.<br>Frank: do you want it a=
s an option, or excluded?<br>Barak: would prefer if it is excluded.<br>Shwe=
tha: what needs to be changed in the flag?<br>Greg: the assumption is that =
there is a return path. In some encaps there is no information about the se=
nder node. The return path is not necessarily possible. In active OAM there=
 are special procedures to make sure you know how to return a packet to the=
 sender. For example, MPLS is an issue.<br>Barak: how do you respond to an =
ICMP?<br>Greg: it is an IP packet over MPLS. You can&#39;t assume in IOAM t=
hat the packet is over IP.<br>Frank: we do not need to turn loopback into a=
ctive OAM. We were assuming that it is possible to loop back, but if that i=
s not the case, then loopback should not be used. It is applicable where th=
e return path exists.<br>Greg: I cannot imagine a spec that says you can us=
e it without saying where it is applicable.<br>Frank: the current draft say=
s it is applicable only if there is a return path.<br>Barak: do we have a d=
raft about IOAM over MPLS?<br>Rakesh: will be presented today.<br>Barak: th=
at draft will need to define relevant functionality.<br>Roni: encapsulation=
 drafts will need to define this.<br>Frank: each draft will have to say whe=
ter loopback is applicable or not.<br>Greg: this is not the best approach. =
What happens in multi-guest networks? Each transit node sends back to the s=
ender? That is a lot of extra traffic that you are generating in the networ=
k. You are choking the service.<br>Shwetha: this is not always on by defaul=
t.<br>Greg: you are giving an operator a loaded gun.<br>Roni: it is just sp=
ecifically a problem for multicast, where you will define how such a servic=
e will work anyway.<br>Greg: first, it is a problem to collect on the retur=
n path. In multicast it is also a problem, because transit nodes will do no=
thing.<br>Carlos: unicast is one way forward versus multicast which is mult=
iple ways forward.<br>Greg: it may be abused.<br>Shwetha: it can also be a =
problem with existing traceroute, if you flood the network with it.<br>Greg=
: it is an inherent problem with IOAM.<br>Barak: Greg, can you suggest text=
 for the security considerations?<br>Greg: will consider it.<br>Barak: the =
encapsualting node sets the loopback flag, but it is not clear who is going=
 to use it. If a top-of-rack applies the loopback, the host will get the re=
sponses. We need to align who the edge is, and who is the destination of th=
e data.<br>Shwetha: today we just swap the source and destination.<br>Frank=
: we want to try not to over-engineer it.<br>Barak: we need the &quot;sourc=
e&quot; to be the encap node.<br>Shwetha: depends on the encap.<br>Greg: th=
is discussion is helpful. The scope of loopback assumes that the encap is a=
lways IP?<br>Barak: no. For example it can be applicable to MAC addresses a=
s well, with the GRE encapsulation.<br>Shwetha: wherever we have a source a=
nd destination, that would work.<br>Greg: that is a problem. We should say =
it is applicable to encaps that include a source and destination.<br>Shweth=
a: makes sense.<br>Barak: sure.<br>Tal: to summarize, the loopback is appli=
cable in cases where we have a source and destination? <br>Greg: applicable=
 to where we have a source.<br>Barak: specifically when the loopback receiv=
er is the source node.<br>Greg: not necessarily.<br>Barak: how do you manag=
e it?<br>Greg: loss and delay measurement in MPLS specifies the address you=
 have to return to.<br>Barak: but MPLS is not in scope.<br>Greg: that was j=
ust an example. There may be a case where the returning packet does not ret=
urn to the original source.<br>Barak: the whole point of loopback is to get=
 back to the encapsulating node. To enhance the performance of traceroute.<=
br>Greg: if we care about complex networks.<br>Barak: that can be done in o=
ther ways.<br>Greg: what is the value of loopback?<br>Barak: if you need tr=
aceroute - this is a way to accelerate it.<br>Greg: what if it is an SDN se=
t by an orchestrator?<br>Barak: orchestrator is not in our context.<br>Greg=
: loopback gets back to the sender.<br>Barak: tie the source with encap nod=
e.<br>Ramesh: only the source (encap) can initiate a loopback.<br>Barak: wh=
at happens when a source gets a loopback if he is not the originator.<br>Gr=
eg: is there a way to know whether you generated it or not?<br>Barak: based=
 on the source address.<br>Carlos: it should be dropped if you receive a lo=
opback that is not from you.<br>Frank: right.<br>Barak: yes.<br>Tal: any ot=
her comments, Barak?<br>Barak: no.<br>Frank: what was the number of this is=
sue on Github?<br>Barak: #138.<br>Tal: any other comments regarding the loo=
pback flag?<br>No further comments.<br><br>Active flag discussion<br>=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<br>Greg: what =
is the use case of active flag? Who generates the message, who uses it?<br>=
Barak: can you explain the question?<br>Greg: we already have existing acti=
ve OAM protocols. Does it mean that in these use cases the active flag is s=
et?<br>Barak: two different use cases.<br>Greg: I am asking. What is the us=
e case? Is the active flag set by the encap node?<br>Barak: yes.<br>Greg: i=
s the node that terminates the traffic the decap node?<br>Barak: yes. It is=
 not the original packet. You don&#39;t drop data packets.<br>Greg: so why =
drop the packet?<br>Barak: if you want to measure performance then use the =
same QoS as the original packets, but if it is not performance then you do =
not necessararily use same QoS.<br>Greg: in BFD you use the same QoS as the=
 original data.<br>Barak: BFD is very different.<br>Greg: the document shou=
ld describe what is the use case.<br>Barak: it is already described.<br>Fra=
nk: the active flag gives protocols the ability to indicate that this is ac=
tive OAM. We are not specifying what the active OAM is. any active OAM mech=
anism can consider using it. There may be various mechanisms which use this=
. For example BFD.<br>Greg: what if you generate a performance measurement =
message?<br>Barak: if you encap IOAM, then you are an encapsulating node.<b=
r>Tal: right, the encapsulating node generates the active OAM packet.<br>Ba=
rak: if a host sends a test packet through the encap node, then it can tell=
 the encap node that it is active.<br>Barak: one of the use cases was cloni=
ng a data packet, and setting the active flag in it.<br>Greg: which documen=
t describes this?<br>Greg: the current draft does not build the case for in=
troducing this flag.<br>Shwetha: what is the concern?<br>Greg: what is the =
reason for introducing more active OAM mechanics. You can already use activ=
e OAM. There is no reason to differentiate data packet from test packet.<br=
>Barak: if you want to measure the performance of data packets, how do you =
do it today?<br>Greg: you have tools today for active OAM.<br>Barak: some p=
eople found this technique useful.<br>Frank: Greg says there is a set of ac=
tive OAM mechanisms. You can push IOAM onto them. why do you need the addit=
ional bit?<br>Barak: Jay suggested it, and Mickey followed up. IOAM is expe=
nsive to implement. This mechanism helps make it less expensive.<br>Frakn: =
it helps hardware, and chip vendors see it as helpful.<br>Greg: please phra=
se the way it is used by the implementation, and the fact it helps the hard=
ware.<br>Shwetha: if the flag is set, you avoid the matching for decap, rig=
ht?<br>Barak: the classification will happen anyway.<br>Frank: emphasize ho=
w it helps the implementer.<br>Tal: to summarize, what we want to do is cla=
rify in the flag draft that the active flag helps implementations and simpl=
ifies the behavoir of the decap node.<br><br>New flag discussion<br>=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<br>Ramesh: there was a =
proposal to add a flag for a case where there is an incoming VXLAN, and you=
 switch to VXLAN-GPE in order to push IOAM. The bit says whether you switch=
 it back to VXLAN.<br>Frank: not sure we want a flag for that.<br>Tal: righ=
t, it sounds like a problem at a different layer, not in the IOAM layer.<br=
>Ramesh: we should continue the discussion when Mickey is present, since he=
 is the one who suggested it.<br><br><br>Data draft discussion<br>=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<br>Greg: some object=
s seem to be presented in two different sizes - long / short format. What i=
s the reason for two different formats?<br>Shwetha: it is an optimization i=
ssue, of whether you need a long or short field.<br>Greg: what is the case =
for the long ID and the short ID? Why not one format? It needs to be revisi=
ted, or sufficiently explained.<br>Shwetha: do you think we need a draft th=
at clarifies how to use the fields?<br>Greg: what is the reason for having =
two different sizes? Is it historical? There needs to be a strong case.<br>=
Frank: we need to go and clarify it. Probably in the deployment draft and n=
ot the data draft. It is not an issue of whether I use long or short. You c=
an actually use one of them or a combination of the two, allowing you an ev=
en longer space.<br>Greg: then why not variable length?<br>Frank: variable =
length is much more difficult for hardware.<br>Greg: it is already very com=
plex to have so many combinations of different options.<br>Frank: that is w=
hy we have a bit field, which is more friendly than a TLV. We have opaque s=
tate field which allows you to do whatever you want.<br>Greg: it is not a q=
uestion of why fixed format is more friendly than TLV. People will be imple=
menting it. Why not simplify?<br>Frank: that is what we tried to do by fixe=
d fields.<br>Al: multiple lengths for timestamps have been around for a lon=
g time.<br>Greg: NTP and PTP have different formats, but test protocols hav=
e a very specific timestamp length.<br>Tal: bottom line, how should we impr=
ove the document?<br>Greg: either use a TLV, or make it the largest size, a=
nd explain how it can be used to represent the short fields as a subset of =
the bits.<br>Shwetha: that would not work.<br>Rakesh: you are using extra s=
pace for that. That will not work.<br>Frank: we can raise it to the working=
 group.<br>Barak: many operators complain about the overhead.<br>Greg: how =
about you keep the small fields, and allow the long format using a TLV?<br>=
Barak: complicated.<br>Frank: we can discuss it.<br>Shwetha: do we really w=
ant to do that?<br>Frank: it is a fair question, to consider dropping the l=
ong format.<br>Barak: this was brought up in the past. We have a TLV, but i=
t cannot be controlled from the edge. How can you use the TLV from the edge=
?<br><br><br><br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D<br>Tuesday, November 19th, 2019<br>12:00<br>Mee=
ting Minutes<br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D<br><br>Attendees<br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=
<br>Tal Mizrahi, Barak Gafni, Greg Mirsky, Shwetha Bhandari, Justin Iurman,=
 Ramesh Sivakolundu, Frank Brockners, Roni Even.<br><br><br>IPv6 Option dra=
ft discussion<br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D<br>Tal: any open issues on the data draft?<br>F=
rank: the IPv6 open issue on the IPPM meeting: the text in the draft was in=
tentional in order to comply with RFC 8200. If you receive a packet that ha=
s an IOAM extended header on an interface that is not supposed to receive i=
t, it must be dropped.<br>Ramesh: so you are forcing a configuration on the=
 port?<br>Frank: right. That is implied by RFC 8200. Intended to prevent in=
formation leaking to the global internet.<br>Barak: on the ingress or egres=
s interface?<br>Frank: not sure about the exact text.<br>Greg: be conservat=
ive in what you send and liberal in what you receive. If you send something=
 that is not allowed that breaks the rules.<br>Barak: the question is if th=
e configuration is an ingress property, an egress property, or both.<br>Jus=
tin: in the kernel there is a distinction between ingress and egress.<br>Ba=
rak: LACP is a unidirectional configuration.<br>Frank: after checking the d=
ocument: the current phrasing in the draft talks about ingress behavior.<br=
>Ramesh: so the comment from 6MAN was that it should be dropped if received=
 through an interface that is not enabled for IOAM?<br>Frank: right.<br>Gre=
g: so if a router is not IOAM capable then it would not be able to know wha=
t IOAM is.<br>Frank: right.<br>Tal: so today if you receive an unknown exte=
nsion header you drop the packet?<br>Frank: no.<br>Greg: RFC 8200 is compli=
cated.<br>Roni: the right way is to have correct behavior even if you do no=
t know what IOAM is.<br>Greg: not sending it silently is the right way.<br>=
Shwetha: we want for nodes that do not know IOAM to forward the packet, but=
 nodes that are IOAM aware but not enabled for IOAM should drop.<br>Frank: =
right, that is what the text says.<br>Tal: to summarize, at this point we a=
re keeping the text as-is?<br>Frank: subject to comments we may receive on =
the mailing list.<br><br><br>IOAM Profile Draft<br>=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<br>Tal: the IOAM profile draft defines the c=
oncept of a profile, which is a specific use case that uses a specific subs=
et of IOAM features. An IOAM profile may be defined with the help of assign=
ing a specific allocation to the IOAM Yang model. Question: do we need a sp=
ecific Yang model for the IOAM profile draft, or can we just use the IOAM Y=
ang model?<br>Frank: we can change the existing yang model if necessary.<br=
>Tal: a profile can be defined by a document, and assigning a value to the =
IOAM Yang model helps to specify the profile. However, some aspects cannot =
be defining using the IOAM Yang model. For example, a profile may define sp=
ecific semantics for the Opaque State Snapshot, and such semantics cannot b=
e defined by simply assigning a value in a Yang model. <br>Frank: does this=
 limit the generality of the Opaque field?<br>Barak: somewhere it needs to =
be specified.<br>Greg: the YANG model is read / write, so let&#39;s not lim=
it its functionality. <br>Tal: right, but the Yang model is used for config=
uration, not for reading the IOAM data itself. I suggest to use the existin=
g IOAM Yang model. Additional functionality like opaque fields should be de=
fined in the respective document that specifies the profile.<br>Greg: the s=
emantics also need to be configured. How to do that?<br>Tal: are you saying=
 that the profile defines the opaque field and also amendment to Yang model=
 that allows to configure it?<br>Greg: yes.<br>Shwetha: only the schema?<br=
>Tal: yes.<br>Barak: are we maintaining the Yang model?<br>Frank: yes.<br>R=
amesh: the model needs work.<br>Tal: to summarize, does it make sense that =
we use the existing IOAM Yang model and in addition a profile may augment t=
he model in order to define functionality that is specific to that profile?=
<br>Frank: yes, let&#39;s not define something new for each profile.<br><br=
><br>Multicast discussion<br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D<br>Barak: someone said the current draft supports only unic=
ast.<br>Greg: not me. People do not think about the implications of collect=
ing the data on data packets, since packets are replicated in multicast.<br=
>Barak: we need to think about whether the current draft supports multicast=
. In my opinion yes. We need to think how we can optimize multicast.<br>Gre=
g: the DEX proposal is applicable to multicast. I do not think that DEX has=
 this problem. I think that in DEX there is an issue about correlation.<br>=
Barak: do you agree that the current IOAM supports multicast, and that we m=
ay need another draft for multicast?<br>Greg: DEX is okay with multicast. T=
here is a proposal of how to resolve the correlation problem. Regarding hop=
-by-hop option, this needs more discussion about how it is affected by mult=
icast.<br>No objections.</font><br></div></div>

--0000000000002548fc0597d5cb26--


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From: "MORTON, ALFRED C (AL)" <acm@research.att.com>
To: Nieminen Klaus <Klaus.Nieminen@traficom.fi>, "ippm@ietf.org" <ippm@ietf.org>
Thread-Topic: Estimating IP layer capacity in draft-morton-ippm-capacity-metric-method
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Subject: Re: [ippm] Estimating IP layer capacity in draft-morton-ippm-capacity-metric-method
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Hi Klaus,

Thanks for your method and implementation questions.
We've discussed this in-person, and a short
summary follows below.

Al

> -----Original Message-----
> From: ippm [mailto:ippm-bounces@ietf.org] On Behalf Of Nieminen Klaus
> Sent: Tuesday, November 19, 2019 12:33 AM
> To: ippm@ietf.org
> Subject: [ippm] Estimating IP layer capacity in draft-morton-ippm-
> capacity-metric-method
>=20
> Hi,
>=20
> I have one question on how much this metric restricts the measurement
> setup and e.g. can WebTransport be used in the measurement? As I
> understand this, if we are running the measurement at the application
> layer, we can measure application layer (e.g. HTTP/3) payload. This again
> means that we can only estimate the IP layer capacity as we do not have
> full information about the header sizes or potential retransmissions. I
> think we can estimate this with a certain error margin, but I was not sur=
e
> if this is fine according to the metric.
[acm]=20
It should be possible to obtain information from the host OS about the=20
lower layers in use, such as v4 or v6, ETH or WiFi or Cellular LTE/5G.
But there may be cases where some work is necessary to pass system info
to the measurement application.

We need to use UDP for transport: error distributions with TCP are seen=20
to be time and technology dependent. TCP's congestion-awareness based on
packet loss, window sizes, reordering, and duplicate packets make for an
underestimate, which is often significant and highly variable. Many test
results illustrating the error have been shared.

>=20
> I have not studied this much further, but started to think this question
> when I read the part 5.3.  Metric Definitions that talks a case where the
> packet size is known and of fixed size, but is this really the case?
> Should there be more flexibility to also be able to estimate the IP layer
> capacity from the application layer measurement results? I think this
> should be clarified.
[acm]=20
It's very much easier to do the layer conversions when we use UDP, with
fixed and known sizes, but there are cases where we might want to=20
allow a portion of two sizes. =20
@@@@ update text with this idea.
>=20
> And if we think this should be possible, at least I think it would be
> useful to add how this estimation can be done to the metric itself as the
> target is to harmonize the specified metric and this is not specified, it
> may lead discrepancies between implementations.
[acm]=20

@@@@ Layer conversion:
The authors have lots of details on these calculations, having done
many of them during lab and field tests and tool development.

>=20
> Any thoughts on this?
>=20
> Best, Klaus
>=20
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
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> wOBqsS1FBX9cJk&s=3DxST_c50cCPP49eav2yMJWG-osdzvmay-ZZ02x6M5X8s&e=3D


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Subject: [ippm] I-D Action: draft-ietf-ippm-metric-registry-21.txt
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A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the IP Performance Measurement WG of the IETF.

        Title           : Registry for Performance
    Metrics
        Authors         : Marcelo Bagnulo
                          Benoit Claise
                          Philip Eardley
                          Al Morton
                          Aamer Akhter
	Filename        : draft-ietf-ippm-metric-registry-21.txt
	Pages           : 38
	Date            : 2019-11-21

Abstract:
   This document defines the format for the IANA Performance Metrics
   Registry.  This document also gives a set of guidelines for
   Registered Performance Metric requesters and reviewers.


The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-ippm-metric-registry/

There are also htmlized versions available at:
https://tools.ietf.org/html/draft-ietf-ippm-metric-registry-21
https://datatracker.ietf.org/doc/html/draft-ietf-ippm-metric-registry-21

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Subject: [ippm] I-D Action: draft-ietf-ippm-initial-registry-13.txt
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A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the IP Performance Measurement WG of the IETF.

        Title           : Initial Performance Metrics Registry
    Entries
        Authors         : Al Morton
                          Marcelo Bagnulo
                          Philip Eardley
                          Kevin D'Souza
	Filename        : draft-ietf-ippm-initial-registry-13.txt
	Pages           : 77
	Date            : 2019-11-21

Abstract:
   This memo defines the set of Initial Entries for the IANA Performance
   Metrics Registry.  The set includes, UDP Round-trip Latency and Loss,
   Packet Delay Variation, DNS Response Latency and Loss, UDP Poisson
   One-way Delay and Loss, UDP Periodic One-way Delay and Loss, ICMP
   Round-trip Latency and Loss, and TCP round-trip Latency and Loss.



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https://datatracker.ietf.org/doc/html/draft-ietf-ippm-initial-registry-13

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From: "MORTON, ALFRED C (AL)" <acm@research.att.com>
To: "Brian Trammell (IETF)" <ietf@trammell.ch>, IETF IPPM WG <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Date: Fri, 22 Nov 2019 07:24:29 +0000
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Archived-At: <https://mailarchive.ietf.org/arch/msg/ippm/eEA4sUTefwm5Gjplc3ueIfESKpo>
Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Hi Brian and IPPM WG,

I'll add my support as a co-author, of course.

This topic was one of the reasons IPPM was formed,
so definitely in-scope (even though we have updated=20
the charter a few times). I feel we achieved a=20
fairly mature document in-time for this meeting,=20
benefitting from many comments on the list.

regards, and thanks to all who offered their support so far!
Al

> -----Original Message-----
> From: ippm [mailto:ippm-bounces@ietf.org] On Behalf Of Brian Trammell
> (IETF)
> Sent: Sunday, November 17, 2019 10:57 PM
> To: IETF IPPM WG <ippm@ietf.org>
> Subject: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-metho=
d
>=20
> Greetings, all,
>=20
> The IPPM working group has been asked to adopt draft-morton-ippm-capacity=
-
> metric-method-01 as as a working group document.
>=20
> This message begins an adoption call to end on Monday 9 December 2019.
> Please send a message to ippm@ietf.orgindicating:
>=20
> - whether you believe the draft is in scope for the WG and mature enough
> to be a WG document, and if not, why not
> - whether you are willing to review the document
>=20
> Many thanks, cheers,
>=20
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
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From: J Ignacio Alvarez-Hamelin <ihameli@cnet.fi.uba.ar>
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Date: Fri, 22 Nov 2019 10:08:41 -0300
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To: IETF IPPM WG <ippm@ietf.org>
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Subject: Re: [ippm] Working Group Last Call: draft-ietf-ippm-route-06
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Dear all,


I support this draft as an author, and I think it is ready for =
publication. I only suggest some minor modifications on section 7 (the =
last paragraphs) to clarify the spirit of the text:=20

Where it says :
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D8<----------------------
   Even though a particular hop may be understood as the amount of hops
   away from the source, a more detailed classification could be used.
   For example, a possible classification may be identify ICMP Time
   Exceeded packets coming from the same routers to those who have the
   same hop distance, IP address of the router which is replying and TTL
   or Hop Limit value of the received ICMP packet.

   Thus, the proposed methodology is based on this algorithm:

 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
  1  input:   W (window time of the measurement)
  2           i_t (time between two measurements)
  3           E (True: exhaustive, False: a single path)
  4           Dst (destination IP address)
  5  output:  Qs (quartiles for every hop and alt in the path(s) to Dst)
 ----------------------------------------------------------------
  6  T <? start_timer(W)
  7  while T is not finished do:
  8  |       start_timer(i_t)
  9  |       RTD(hop,alt) =3D advanced-traceroute(Dst,E)
 10  |       for each hop and alt in RTD do:
 11  |       |     Qs[Dst,hop,alt] <? ComputeQs(RTD(hop,alt))
 12  |       done
 13  |       wait until i_t timer is expired
 14  done
 15  return (Qs)
 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D>8--------

Should by replace by:
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D8<-------=20

The identification of a specific Hop in traceroute is based on the IP =
origin address of the returned ICMP Time Exceeded packet, and on the =
distance identified by the value set in the TTL field inserted by =
traceroute. As this specific Hop can be reached by different paths, also =
the IP source and destination addresses of the traceroute packet need to =
be recorded. Finally, different return paths are distinguished by =
evaluating the ICMP Time Exceeded TTL (of the reply message): if this =
TTL is constant for different paths containing the same Hop, the return =
paths have the same distance. Moreover, this distance can be estimated =
considering that the TTL value is normally initialized with values 64, =
128, or 255. The 5-tuple (origin IP, destination IP, reply IP, distance, =
response TTL) univocally identifies every measurement.

This algorithm below runs in the origin of the traceroute. It returns =
the Qs quartiles for every Hop and Alt (alternative paths because of =
balancing). The following parameters are used: W window time of the =
measurement, i_t time between two measurements, Dst destination IP =
address.

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
 1  input:   W (window time of the measurement)
 2           i_t (time between two measurements)
 3           E (True: exhaustive, False: a single path)
 4           Dst (destination IP address)
 5  output:  Qs (quartiles for every Hop and Alt)
----------------------------------------------------------------
 6  T :=3D start_timer(W)
 7  while T is not finished do:
 8  |       start_timer(i_t)
 9  |       RTD(Hop,Alt) =3D advanced-traceroute(Dst,E)
10  |       for each Hop and Alt in RTD do:
11  |       |     Qs[Dst,Hop,Alt] :=3D ComputeQs(RTD(Hop,Alt))
12  |       done
13  |       wait until i_t timer is expired
14  done
15  return (Qs)
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

During the time W, lines 6 and 7 assure that the measurement loop is =
made. Line 8 and 13 set a timer for each cycle of measurements. A cycle =
comprises the traceroutes packets, considering every possible Hop and =
the alternatives paths in the Alt variable (ensured in lines 9-12). =
Finally, lines 10 and 12 stores each measurement into the real-time =
quartiles computation.

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D>8-----


Best regards,

		Ignacio

_______________________________________________________________

Dr. Ing. Jos=C3=A9 Ignacio Alvarez-Hamelin
CONICET and Facultad de Ingenier=C3=ADa, Universidad de Buenos Aires
Av. Paseo Col=C3=B3n 850 - C1063ACV - Buenos Aires - Argentina
+54 (11) 5285 0716 / 5285 0705
e-mail: ihameli@cnet.fi.uba.ar
web: http://cnet.fi.uba.ar/ignacio.alvarez-hamelin/
_______________________________________________________________



> On 17 Nov 2019, at 23:40, Brian Trammell (IETF) <ietf@trammell.ch> =
wrote:
>=20
> Greetings, all,
>=20
> The IPPM working group intends to send draft-ietf-ippm-route-06 to the =
IESG for publication. This message begins a Working Group Last Call on =
to end on Monday 9 December 2019. Please send a message to ippm@ietf.org =
stating whether you believe the document is ready for publication, and =
if not, please explain why not and/org provide comments to improve the =
document for publication.
>=20
> Many thanks, cheers,
>=20
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm


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From: J Ignacio Alvarez-Hamelin <ihameli@cnet.fi.uba.ar>
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Subject: Re: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Dear all,

I think this draft in in the scope of the group, and it present a very =
relevant and important problem.=20
I am able to review it.=20


Best,

	Ignacio=20


_______________________________________________________________

Dr. Ing. Jos=C3=A9 Ignacio Alvarez-Hamelin
CONICET and Facultad de Ingenier=C3=ADa, Universidad de Buenos Aires
Av. Paseo Col=C3=B3n 850 - C1063ACV - Buenos Aires - Argentina
+54 (11) 5285 0716 / 5285 0705
e-mail: ihameli@cnet.fi.uba.ar
web: http://cnet.fi.uba.ar/ignacio.alvarez-hamelin/
_______________________________________________________________



> On 18 Nov 2019, at 00:56, Brian Trammell (IETF) <ietf@trammell.ch> =
wrote:
>=20
> Greetings, all,
>=20
> The IPPM working group has been asked to adopt =
draft-morton-ippm-capacity-metric-method-01 as as a working group =
document.
>=20
> This message begins an adoption call to end on Monday 9 December 2019. =
Please send a message to ippm@ietf.orgindicating:
>=20
> - whether you believe the draft is in scope for the WG and mature =
enough to be a WG document, and if not, why not
> - whether you are willing to review the document
>=20
> Many thanks, cheers,
>=20
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm


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From: Ian Swett <ianswett@google.com>
Date: Sat, 23 Nov 2019 20:48:17 -0500
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Subject: Re: [ippm] [OPSAWG] TSVWG WGLC: draft-ietf-tsvwg-transport-encrypt-08, closes 23 October 2019
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I think it's ok to publish a document with the stated goals, but I think
this needs to be done with great care and the current document implies some
value judgements and implications I don't think are fully justified by the
document.  A 3rd author with a slightly different perspective may help
achieve the right balance.

In section 2, I believe you should note that the reason transport headers
have been exposed in the past is largely an accident, and what is exposed
may not be optimal for network monitoring and management purposes.  For
example, TCPs ACKs are a suboptimal way to measure network RTT unless
timestamps are available. And tracking losses requires substantial state
and assumptions about the loss detection algorithm on the part of the
observer.

The section(2.1) on transport ossification and middleboxes is well done,
thanks!


*Detailed points: *

2: Context and Rationale
 "To achieve stable Internet operations, the IETF transport community
   has to date relied heavily on the results of measurements and the
   insights of the network operations.."

The use of 'stable' here implies that without these measurements the
internet would be unstable.  I understand what you're trying to say, but
this needs a reword to avoid the implied collapse of the internet.  I'd
suggest you remove the word stable from this document, as it occurs 2 other
times in similar context.

2.3

I think this section is too vague.  The phrase "can be used" is used
frequently, but without a clear understanding of what the transport headers
are used for.  After reading further, some of this is defined in section
3.1.2, so maybe a forward reference is in order.

3.1.2:

"Throughput and Goodput" - Throughput seems to overlap with "Traffic Rate
and Volume".   I'd suggest reorganizing these into two items, one for
Goodput and one for Throughput/Traffic Rate/etc.

6.5:

"Concealing transport header..." Do you mean encrypting, or is there some
other method you have in mind?  This word is used 9 times in the document
and I don't think it's a good word choice.

7:

 "To achieve stable Internet operations, the IETF transport community
   has, to date, relied heavily on measurement and insights of the
   network operations community to understand the trade-offs, and to
   inform selection of appropriate mechanisms, to ensure a safe,
   reliable, and robust Internet (e.g., [RFC1273],[RFC2914])."

I don't believe RFC2914 should be grouped with RFC1273.  2914 is about
principles, and 1273 is about measurement.  Based on my reading, 2914 does
not provide evidence that measurement is necessary in order to achieve the
desired principles.

Also, one of these RFCs is almost 20 years old and the other is almost 30.
I don't think these are good support for the thesis that network operators
measurement abilities have been critical to what you're claiming, even if
it is still true today.

Thanks, Ian


On Tue, Nov 5, 2019 at 5:27 AM Gorry Fairhurst <gorry@erg.abdn.ac.uk> wrote:

> Thanks for the various comments on process.
>
> I expect both editors and the Chairs to work with our AD to confirm the
> intended scope, and then to decide on the next steps. This author wants
> to clarify how IETF transport protocols have been designed and have
> been/are being used.
>
> Gorry (as one of the editors of this document).
>
>
> On 05/11/2019 02:39, Joel M. Halpern wrote:
> > If the authors want to publish it as an RFC so as to comment on other
> > RFCs, they could approach the Independent Stream Editor.  That sort of
> > publication is one of the explicit purposes of the Independent Stream.
> >
> > Yours,
> > Joel
> >
> > On 11/4/2019 9:34 PM, Eric Rescorla wrote:
> >>
> >>
> >> On Mon, Nov 4, 2019 at 5:44 PM Peter Gutmann
> >> <pgut001@cs.auckland.ac.nz <mailto:pgut001@cs.auckland.ac.nz>> wrote:
> >>
> >>     I actually think it's a pretty good summary, and delivers exactly
> >> what's
> >>     promised in the title.  OTOH I can also see that it's going to get
> >>     bikeshedded
> >>     to death, and will probably never be editable into a form where
> >>     people won't
> >>     complain about it no matter how many changes are made.
> >> Alternatively, it'll
> >>     end up watered down to a point where no-one can complain any more
> >>     but it won't
> >>     say anything terribly useful by then.
> >>
> >>     Perhaps it could be published as is with a comment that it
> >>     represents the
> >>     opinions of the authors?  Although given that it's Informational
> >> and not
> >>     Standards-track or a BCP, that should be a given anyway.
> >>
> >>
> >> Actually, no. Most IETF documents, even informational ones, bear a
> >> statement that they have IETF Consensus.
> >>
> >> See: https://tools.ietf.org/html/rfc5741#section-3.2.1
> >> <https://tools.ietf.org/html/rfc5741#section-3..2.1>
> >>
> >> -Ekr
> >>
> >>
> >>     Peter.
> >>
> >>
> >>
> >>
> >> _______________________________________________
> >> OPSAWG mailing list
> >> OPSAWG@ietf.org
> >> https://www.ietf.org/mailman/listinfo/opsawg
> >>
>
>

--00000000000008409405980dd87a
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr"><div>I think it&#39;s ok to publish a document with the st=
ated goals, but I think this needs to be done with great care and the curre=
nt document implies some value judgements and implications I don&#39;t thin=
k are fully justified by the document.=C2=A0 A 3rd author with a slightly d=
ifferent perspective may help achieve the right balance.</div><div><br></di=
v><div>In section 2, I believe you should note that the reason transport he=
aders have been exposed in the past is largely an accident, and what is exp=
osed may not be optimal for network monitoring and management purposes.=C2=
=A0 For example, TCPs ACKs are a suboptimal way to measure network RTT unle=
ss timestamps are available. And tracking losses requires substantial state=
 and assumptions about the loss detection algorithm on the part of the obse=
rver.<br></div><div><br></div><div><div>The section(2.1) on transport ossif=
ication and middleboxes is well done, thanks!</div><div><br></div><div></di=
v></div><div><div><br></div><div><u>Detailed points:=C2=A0</u>=C2=A0</div><=
div><br></div><div>2: Context and Rationale</div><div>=C2=A0&quot;To achiev=
e stable Internet operations, the IETF transport community</div>=C2=A0 =C2=
=A0has to date relied heavily on the results of measurements and the<br>=C2=
=A0 =C2=A0insights of the network operations..&quot;<div><br></div><div>The=
 use of &#39;stable&#39; here implies that without these measurements the i=
nternet would be unstable.=C2=A0 I understand what you&#39;re trying to say=
, but this needs a reword to avoid the implied collapse of the internet.=C2=
=A0 I&#39;d suggest you remove the word stable from this document, as it oc=
curs 2 other times in similar context.</div><div><br></div></div><div>2.3</=
div><div><br></div><div>I think this section is too vague.=C2=A0 The phrase=
 &quot;can be used&quot; is used frequently, but without a clear understand=
ing of what the transport headers are used for.=C2=A0 After reading further=
, some of this is defined in section 3.1.2, so maybe a forward reference is=
 in order.</div><div><br></div><div>3.1.2:</div><div><br></div><div>&quot;T=
hroughput and Goodput&quot; - Throughput seems to overlap with &quot;Traffi=
c Rate and Volume&quot;.=C2=A0 =C2=A0I&#39;d suggest reorganizing these int=
o two items, one for Goodput and one for Throughput/Traffic Rate/etc.</div>=
<div><br></div><div>6.5:</div><div><br></div><div>&quot;Concealing transpor=
t header...&quot; Do you mean encrypting, or is there some other method you=
 have in mind?=C2=A0 This word is used 9 times in the document and I don&#3=
9;t think it&#39;s a good word choice.</div><div><br></div><div>7:</div><di=
v><br></div><div>=C2=A0&quot;To achieve stable Internet operations, the IET=
F transport community<br>=C2=A0 =C2=A0has, to date, relied heavily on measu=
rement and insights of the<br>=C2=A0 =C2=A0network operations community to =
understand the trade-offs, and to<br>=C2=A0 =C2=A0inform selection of appro=
priate mechanisms, to ensure a safe,<br>=C2=A0 =C2=A0reliable, and robust I=
nternet (e.g., [RFC1273],[RFC2914]).&quot;<br></div><div><br></div><div>I d=
on&#39;t believe RFC2914 should be grouped with RFC1273.=C2=A0 2914 is abou=
t principles, and 1273 is about measurement.=C2=A0 Based on my reading, 291=
4 does not provide evidence that measurement is necessary in order to achie=
ve=C2=A0the desired principles.</div><div><br></div><div>Also, one of these=
 RFCs is almost 20 years old and the other is almost 30.=C2=A0 I don&#39;t =
think these are good support for the thesis that network operators measurem=
ent abilities have been critical to what you&#39;re claiming, even if it is=
 still true today.</div><div><br></div><div>Thanks, Ian</div><div><br></div=
></div><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr"=
>On Tue, Nov 5, 2019 at 5:27 AM Gorry Fairhurst &lt;<a href=3D"mailto:gorry=
@erg.abdn.ac.uk" target=3D"_blank">gorry@erg.abdn.ac.uk</a>&gt; wrote:<br><=
/div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;bo=
rder-left:1px solid rgb(204,204,204);padding-left:1ex">Thanks for the vario=
us comments on process.<br>
<br>
I expect both editors and the Chairs to work with our AD to confirm the <br=
>
intended scope, and then to decide on the next steps. This author wants <br=
>
to clarify how IETF transport protocols have been designed and have <br>
been/are being used.<br>
<br>
Gorry (as one of the editors of this document).<br>
<br>
<br>
On 05/11/2019 02:39, Joel M. Halpern wrote:<br>
&gt; If the authors want to publish it as an RFC so as to comment on other =
<br>
&gt; RFCs, they could approach the Independent Stream Editor.=C2=A0 That so=
rt of <br>
&gt; publication is one of the explicit purposes of the Independent Stream.=
<br>
&gt;<br>
&gt; Yours,<br>
&gt; Joel<br>
&gt;<br>
&gt; On 11/4/2019 9:34 PM, Eric Rescorla wrote:<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt; On Mon, Nov 4, 2019 at 5:44 PM Peter Gutmann <br>
&gt;&gt; &lt;<a href=3D"mailto:pgut001@cs.auckland.ac.nz" target=3D"_blank"=
>pgut001@cs.auckland.ac.nz</a> &lt;mailto:<a href=3D"mailto:pgut001@cs.auck=
land.ac.nz" target=3D"_blank">pgut001@cs.auckland.ac.nz</a>&gt;&gt; wrote:<=
br>
&gt;&gt;<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 I actually think it&#39;s a pretty good summary=
, and delivers exactly <br>
&gt;&gt; what&#39;s<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 promised in the title.=C2=A0 OTOH I can also se=
e that it&#39;s going to get<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 bikeshedded<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 to death, and will probably never be editable i=
nto a form where<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 people won&#39;t<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 complain about it no matter how many changes ar=
e made. <br>
&gt;&gt; Alternatively, it&#39;ll<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 end up watered down to a point where no-one can=
 complain any more<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 but it won&#39;t<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 say anything terribly useful by then.<br>
&gt;&gt;<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 Perhaps it could be published as is with a comm=
ent that it<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 represents the<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 opinions of the authors?=C2=A0 Although given t=
hat it&#39;s Informational <br>
&gt;&gt; and not<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 Standards-track or a BCP, that should be a give=
n anyway.<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt; Actually, no. Most IETF documents, even informational ones, bear a=
 <br>
&gt;&gt; statement that they have IETF Consensus.<br>
&gt;&gt;<br>
&gt;&gt; See: <a href=3D"https://tools.ietf.org/html/rfc5741#section-3.2.1"=
 rel=3D"noreferrer" target=3D"_blank">https://tools.ietf.org/html/rfc5741#s=
ection-3.2.1</a> <br>
&gt;&gt; &lt;<a href=3D"https://tools.ietf.org/html/rfc5741#section-3..2.1"=
 rel=3D"noreferrer" target=3D"_blank">https://tools.ietf.org/html/rfc5741#s=
ection-3..2.1</a>&gt;<br>
&gt;&gt;<br>
&gt;&gt; -Ekr<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt; =C2=A0=C2=A0=C2=A0 Peter.<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt;<br>
&gt;&gt; _______________________________________________<br>
&gt;&gt; OPSAWG mailing list<br>
&gt;&gt; <a href=3D"mailto:OPSAWG@ietf.org" target=3D"_blank">OPSAWG@ietf.o=
rg</a><br>
&gt;&gt; <a href=3D"https://www.ietf.org/mailman/listinfo/opsawg" rel=3D"no=
referrer" target=3D"_blank">https://www.ietf.org/mailman/listinfo/opsawg</a=
><br>
&gt;&gt;<br>
<br>
</blockquote></div>

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Subject: Re: [ippm] Working Group Last Call: draft-ietf-ippm-route-06
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From nobody Mon Nov 25 01:45:16 2019
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From: Giuseppe Fioccola <giuseppe.fioccola@huawei.com>
To: "Brian Trammell (IETF)" <ietf@trammell.ch>, IETF IPPM WG <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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Date: Mon, 25 Nov 2019 09:45:10 +0000
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Subject: Re: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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Dear All,
I support the adoption of this draft.
I think it is useful to integrate the DEX option into IOAM.

Regards,

Giuseppe


-----Original Message-----
From: ippm [mailto:ippm-bounces@ietf.org] On Behalf Of Brian Trammell (IETF=
)
Sent: Monday, November 18, 2019 4:46 AM
To: IETF IPPM WG <ippm@ietf.org>
Subject: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export

Greetings, all,

The IPPM working group has been asked to adopt draft-ioamteam-ippm-ioam-dir=
ect-export-00 as as a working group document.

This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.org indicating:

- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm


From nobody Mon Nov 25 05:25:56 2019
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From: "MORTON, ALFRED C (AL)" <acm@research.att.com>
To: Ian Swett <ianswett=40google.com@dmarc.ietf.org>, Gorry Fairhurst <gorry@erg.abdn.ac.uk>
CC: "quic@ietf.org" <quic@ietf.org>, "tsvwg@ietf.org" <tsvwg@ietf.org>, "IETF IPPM WG (ippm@ietf.org)" <ippm@ietf.org>, Peter Gutmann <pgut001@cs.auckland.ac.nz>, tsvwg-chairs <tsvwg-chairs@ietf.org>, "opsawg@ietf.org" <opsawg@ietf.org>, "Joel M. Halpern" <jmh@joelhalpern.com>, "saag@ietf.org" <saag@ietf.org>
Thread-Topic: [ippm] [OPSAWG] TSVWG WGLC: draft-ietf-tsvwg-transport-encrypt-08, closes 23 October 2019
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Date: Sun, 24 Nov 2019 12:52:03 +0000
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Dear All,
I support the adoption of this draft.=20
It's very useful.

Regards,
Joanna

-----Original Message-----
From: ippm [mailto:ippm-bounces@ietf.org] On Behalf Of Brian Trammell (IETF=
)
Sent: Monday, November 18, 2019 4:46 AM
To: IETF IPPM WG <ippm@ietf.org>
Subject: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export

Greetings, all,

The IPPM working group has been asked to adopt draft-ioamteam-ippm-ioam-dir=
ect-export-00 as as a working group document.

This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.org indicating:

- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm

_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm


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From: Dangjuanna <dangjuanna@huawei.com>
To: "Ackermann, Michael" <MAckermann@bcbsm.com>, "Brian Trammell (IETF)" <ietf@trammell.ch>, IETF IPPM WG <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method
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Hi all,
I support the adoption of this draft and I think it is useful to optimize t=
he network. Only clearly obtaining path capacity measured, network optimiza=
tion will become targeted.

In the last 3 meetings, I have been focusing on multi-path load sharing ,pa=
th experience optimization and dealing with microburst traffic.
So I submitted draft-dang-ippm-congestion and draft-dang-ippm-multiple-path=
-measurement at the IETF 104, draft-liu-ican at the IETF 105. And these doc=
uments has been being updated simultaneously.
The path congestion metric defined is not only to determine whether the pat=
h is congested but also to obtain the capacity of the path. The purpose is =
to allow service flows to be load-balanced to the available paths.

Therefore, the capacity of the IP path is mentioned in this document and I =
think we still has a common understanding.

I already have a more detailed and deep analysis and ways of the path capac=
ity, and hope to contribute them to this document in the future.

Best wishes,
Joanna

-----Original Message-----
From: ippm <ippm-bounces@ietf.org> On Behalf Of Brian Trammell (IETF)
Sent: Sunday, November 17, 2019 10:57 PM
To: IETF IPPM WG <ippm@ietf.org>
Subject: [ippm] Adoption Call for draft-morton-ippm-capacity-metric-method

[External email]


Greetings, all,

The IPPM working group has been asked to adopt draft-morton-ippm-capacity-m=
etric-method-01 as as a working group document.

This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.orgindicating:

- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm


The information contained in this communication is highly confidential and =
is intended solely for the use of the individual(s) to whom this communicat=
ion is directed. If you are not the intended recipient, you are hereby noti=
fied that any viewing, copying, disclosure or distribution of this informat=
ion is prohibited. Please notify the sender, by electronic mail or telephon=
e, of any unintended receipt and delete the original message without making=
 any copies.
=20
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onprofit corporations and independent licensees of the Blue Cross and Blue =
Shield Association.

_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm


From nobody Wed Nov 27 13:35:07 2019
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Subject: [ippm] I-D Action: draft-ietf-ippm-metric-registry-22.txt
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A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the IP Performance Measurement WG of the IETF.

        Title           : Registry for Performance
    Metrics
        Authors         : Marcelo Bagnulo
                          Benoit Claise
                          Philip Eardley
                          Al Morton
                          Aamer Akhter
	Filename        : draft-ietf-ippm-metric-registry-22.txt
	Pages           : 38
	Date            : 2019-11-27

Abstract:
   This document defines the format for the IANA Performance Metrics
   Registry.  This document also gives a set of guidelines for
   Registered Performance Metric requesters and reviewers.


The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-ippm-metric-registry/

There are also htmlized versions available at:
https://tools.ietf.org/html/draft-ietf-ippm-metric-registry-22
https://datatracker.ietf.org/doc/html/draft-ietf-ippm-metric-registry-22

A diff from the previous version is available at:
https://www.ietf.org/rfcdiff?url2=draft-ietf-ippm-metric-registry-22


Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

Internet-Drafts are also available by anonymous FTP at:
ftp://ftp.ietf.org/internet-drafts/


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Subject: [ippm] I-D Action: draft-ietf-ippm-initial-registry-14.txt
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A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the IP Performance Measurement WG of the IETF.

        Title           : Initial Performance Metrics Registry
    Entries
        Authors         : Al Morton
                          Marcelo Bagnulo
                          Philip Eardley
                          Kevin D'Souza
	Filename        : draft-ietf-ippm-initial-registry-14.txt
	Pages           : 77
	Date            : 2019-11-27

Abstract:
   This memo defines the set of Initial Entries for the IANA Performance
   Metrics Registry.  The set includes, UDP Round-trip Latency and Loss,
   Packet Delay Variation, DNS Response Latency and Loss, UDP Poisson
   One-way Delay and Loss, UDP Periodic One-way Delay and Loss, ICMP
   Round-trip Latency and Loss, and TCP round-trip Latency and Loss.



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https://datatracker.ietf.org/doc/draft-ietf-ippm-initial-registry/

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https://tools.ietf.org/html/draft-ietf-ippm-initial-registry-14
https://datatracker.ietf.org/doc/html/draft-ietf-ippm-initial-registry-14

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https://www.ietf.org/rfcdiff?url2=draft-ietf-ippm-initial-registry-14


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until the htmlized version and diff are available at tools.ietf.org.

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Hi all,

         I have read this draft and think it mature enough to be a WG
document.

        =20

=20

Thanks & BR,

Fengwei Qin

=20

=B7=A2=BC=FE=C8=CB=A3=BA Brian Trammell (IETF)<ietf@trammell.ch>

=CA=D5=BC=FE=C8=CB=A3=BA IETF IPPM WG<ippm@ietf.org>

=D6=F7=CC=E2=A3=BA [ippm] Adoption Call for =
draft-ioamteam-ippm-ioam-direct-export

=CA=B1=BC=E4=A3=BA 2019-11-18 11:46:30

=20

Greetings, all,

The IPPM working group has been asked to adopt
draft-ioamteam-ippm-ioam-direct-export-00 as as a working group =
document.

This message begins an adoption call to end on Monday 9 December 2019.
Please send a message to ippm@ietf.org indicating:

- whether you believe the draft is in scope for the WG and mature enough =
to
be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm


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draft and think it mature enough to be a WG =
document.<o:p></o:p></span></p><p class=3DMsoNormal><span lang=3DEN-US =
style=3D'font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
<o:p></o:p></span></p><p class=3DMsoNormal><span lang=3DEN-US =
style=3D'font-size:10.5pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><div><p class=3DMsoNormal =
style=3D'text-align:justify;text-justify:inter-ideograph'><span =
lang=3DEN-US =
style=3D'font-size:10.5pt;font-family:"Calibri","sans-serif";color:black'=
>Thanks &amp; BR,<o:p></o:p></span></p><p class=3DMsoNormal =
style=3D'text-align:justify;text-justify:inter-ideograph'><span =
lang=3DEN-US =
style=3D'font-size:10.5pt;font-family:"Calibri","sans-serif";color:black'=
>Fengwei Qin<o:p></o:p></span></p><p class=3DMsoNormal =
style=3D'text-align:justify;text-justify:inter-ideograph'><span =
lang=3DEN-US =
style=3D'font-size:10.5pt;font-family:"Calibri","sans-serif";color:black'=
><o:p>&nbsp;</o:p></span></p></div><div><div =
style=3D'border:none;border-top:solid #B5C4DF 1.0pt;padding:5.0pt 0cm =
0cm 0cm' name=3D"x_AnyOffice-Background-Image"><div><p =
class=3DMsoNormal><b>=B7=A2=BC=FE=C8=CB=A3=BA </b><span =
lang=3DEN-US>Brian Trammell (IETF)&lt;<a =
href=3D"mailto:ietf@trammell.ch">ietf@trammell.ch</a>&gt;<o:p></o:p></spa=
n></p></div><div><p class=3DMsoNormal><b>=CA=D5=BC=FE=C8=CB=A3=BA =
</b><span lang=3DEN-US>IETF IPPM WG&lt;<a =
href=3D"mailto:ippm@ietf.org">ippm@ietf.org</a>&gt;<o:p></o:p></span></p>=
</div><div><p class=3DMsoNormal><b>=D6=F7=CC=E2=A3=BA </b><span =
lang=3DEN-US>[ippm] Adoption Call for =
draft-ioamteam-ippm-ioam-direct-export<o:p></o:p></span></p></div><div><p=
 class=3DMsoNormal><b>=CA=B1=BC=E4=A3=BA </b><span =
lang=3DEN-US>2019-11-18 11:46:30<o:p></o:p></span></p></div><p =
class=3DMsoNormal><span =
lang=3DEN-US><o:p>&nbsp;</o:p></span></p></div></div><div><p =
class=3DMsoNormal><span lang=3DEN-US =
style=3D'font-size:10.0pt'>Greetings, all,<br><br>The IPPM working group =
has been asked to adopt draft-ioamteam-ippm-ioam-direct-export-00 as as =
a working group document.<br><br>This message begins an adoption call to =
end on Monday 9 December 2019. Please send a message to ippm@ietf.org =
indicating:<br><br>- whether you believe the draft is in scope for the =
WG and mature enough to be a WG document, and if not, why not<br>- =
whether you are willing to review the document<br><br>Many thanks, =
cheers,<br><br>Brian (as =
co-chair)<br>_______________________________________________<br>ippm =
mailing list<br>ippm@ietf.org<br><a =
href=3D"https://www.ietf.org/mailman/listinfo/ippm">https://www.ietf.org/=
mailman/listinfo/ippm</a><o:p></o:p></span></p></div></div></body></html>
------=_NextPart_000_0061_01D5A5CB.13649280--




From nobody Wed Nov 27 17:45:04 2019
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From: Mach Chen <mach.chen@huawei.com>
To: "Brian Trammell (IETF)" <ietf@trammell.ch>, IETF IPPM WG <ippm@ietf.org>
Thread-Topic: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
Thread-Index: AQHVncLEDbPY/9/fy0u8mdqLuTobT6ef3u0A
Date: Thu, 28 Nov 2019 01:44:47 +0000
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Subject: Re: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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Hi,

I have read the draft, and think it's useful and support for WG adoption.

Best regards,
Mach

> -----Original Message-----
> From: ippm [mailto:ippm-bounces@ietf.org] On Behalf Of Brian Trammell
> (IETF)
> Sent: Monday, November 18, 2019 11:46 AM
> To: IETF IPPM WG <ippm@ietf.org>
> Subject: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
>=20
> Greetings, all,
>=20
> The IPPM working group has been asked to adopt draft-ioamteam-ippm-
> ioam-direct-export-00 as as a working group document.
>=20
> This message begins an adoption call to end on Monday 9 December 2019.
> Please send a message to ippm@ietf.org indicating:
>=20
> - whether you believe the draft is in scope for the WG and mature enough =
to
> be a WG document, and if not, why not
> - whether you are willing to review the document
>=20
> Many thanks, cheers,
>=20
> Brian (as co-chair)
> _______________________________________________
> ippm mailing list
> ippm@ietf.org
> https://www.ietf.org/mailman/listinfo/ippm


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Thread-Topic: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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Subject: Re: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export
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------=_Part_123968_2020332686.1575011226038
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Dear IPPM WG,

I support the adoption of this draft.=20

I think DEX is a smart option to declare which packets should be exported t=
o data collection in transit and which not.

Best Wishes
Thomas Graf


-----Original Message-----
From: ippm <ippm-bounces@ietf.org> On Behalf Of Brian Trammell (IETF)
Sent: Monday, November 18, 2019 4:46 AM
To: IETF IPPM WG <ippm@ietf.org>
Subject: [ippm] Adoption Call for draft-ioamteam-ippm-ioam-direct-export

Greetings, all,

The IPPM working group has been asked to adopt draft-ioamteam-ippm-ioam-dir=
ect-export-00 as as a working group document.

This message begins an adoption call to end on Monday 9 December 2019. Plea=
se send a message to ippm@ietf.org indicating:

- whether you believe the draft is in scope for the WG and mature enough to=
 be a WG document, and if not, why not
- whether you are willing to review the document

Many thanks, cheers,

Brian (as co-chair)
_______________________________________________
ippm mailing list
ippm@ietf.org
https://www.ietf.org/mailman/listinfo/ippm
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ht: 1.5; }</style></head><body>=0A<div><span></span><div>Dear IPPM WG,</di=
v><div>&nbsp;</div><div><div style=3D"font-family: =E5=BE=AE=E8=BD=AF=E9=
=9B=85=E9=BB=91, Tahoma;">I have read the draft, and think it's useful and=
 support for WG adoption.</div><div style=3D"font-family: =E5=BE=AE=E8=BD=
=AF=E9=9B=85=E9=BB=91, Tahoma;">&nbsp;</div><div style=3D"font-family: =E5=
=BE=AE=E8=BD=AF=E9=9B=85=E9=BB=91, Tahoma;">Best regards,</div></div><div>=
&nbsp;</div><div>Best Wishes</div><div>Hang Yuan</div><div>&nbsp;</div><di=
v>&nbsp;</div><div>-----Original Message-----</div><div>From: ippm &lt;ipp=
m-bounces@ietf.org&gt; On Behalf Of Brian Trammell (IETF)</div><div>Sent: =
Monday, November 18, 2019 4:46 AM</div><div>To: IETF IPPM WG &lt;ippm@ietf=
.org&gt;</div><div>Subject: [ippm] Adoption Call for draft-ioamteam-ippm-i=
oam-direct-export</div><div>&nbsp;</div><div>Greetings, all,</div><div>&nb=
sp;</div><div>The IPPM working group has been asked to adopt draft-ioamtea=
m-ippm-ioam-direct-export-00 as as a working group document.</div><div>&nb=
sp;</div><div>This message begins an adoption call to end on Monday 9 Dece=
mber 2019. Please send a message to ippm@ietf.org indicating:</div><div>&n=
bsp;</div><div>- whether you believe the draft is in scope for the WG and =
mature enough to be a WG document, and if not, why not</div><div>- whether=
 you are willing to review the document</div><div>&nbsp;</div><div>Many th=
anks, cheers,</div><div>&nbsp;</div><div>Brian (as co-chair)</div><div>___=
____________________________________________</div><div>ippm mailing list</=
div><div>ippm@ietf.org</div><div>https://www.ietf.org/mailman/listinfo/ipp=
m</div></div>=0A<div><br></div><hr style=3D"width: 210px; height: 1px;" co=
lor=3D"#b5c4df" size=3D"1" align=3D"left">=0A<div><span><div style=3D"MARG=
IN: 10px; FONT-FAMILY: verdana; FONT-SIZE: 10pt"><div style=3D"margin: 10p=
x; font-size: 10pt;"><br></div></div></span></div><blockquote style=3D"mar=
gin-top: 0px; margin-bottom: 0px; margin-left: 0.5em;"><div>=0A</div></blo=
ckquote>=0A</body></html>
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