Subject: Re: [Roll] [6lowpan] how does a node get an IP address

From: "Pascal Thubert (pthubert)" <[email-masked]>
Date: Mon, 10 May 2010 11:06:56 +0200

Anders, 

sorry but you're confused. 

Even if we decided to limit to one instance per OCP, then the instanceID
discussion would become an OCP discussion.

Cheers,

Pascal

> -----Original Message-----
> From: [email-masked] [mailto:[email-masked]] On Behalf
Of
> Anders Brandt
> Sent: Monday, May 10, 2010 10:52 AM
> To: Erik Nordmark; [email-masked]; [email-masked]
> Subject: Re: [Roll] [6lowpan] how does a node get an IP address
> 
> 
> > Where can I find the architectural definition of "an RPL instance"?
> >
> > Is it in essence akin to a VLAN on an Ethernet?
> 
> It sounds like the same to me. With the difference that VLAN was
created to
> simulate individual media over one wired infrastructure.
> With individual DODAGIDs this is already possible in RPL (?)
> 
> If the rest of the Internet can live without this complex mechanism,
why do
> we want to put that burden on much smaller nodes?
> My take is we should leave all this flow label stuff for the future if
it appears
> that there really is a need for it.
> Internally RPL already has the OCP to do the same.
> 
> just my $0.05
> 
> > -----Original Message-----
> > From: [email-masked]
> > [mailto:[email-masked]] On Behalf Of Erik Nordmark
> > Sent: Monday, May 10, 2010 09:01
> > To: [email-masked]
> > Subject: Re: [6lowpan] [Roll] how does a node get an IP address
> >
> > On 05/ 6/10 12:02 AM, Pascal Thubert (pthubert) wrote:
> >
> > > The RPL instance decision is end to end and matches the
application
> > > requirements. A device might send traffic over multiple
> > instances and
> > > it has to indicate that in the flow label.
> >
> > Where can I find the architectural definition of "an RPL instance"?
> >
> > Is it in essence akin to a VLAN on an Ethernet?
> >
> > This sounds like a significant departure from the existing Internet
> > architecture.
> >
> >     Erik
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