Re: draft-kaplan-sip-session-id-00.txt

"Dale Worley" <[email protected]>
Newsgroups gmane.ietf.sip
Organization Nortel Networks
Message-ID <[email protected]>
On Wed, 2008-12-03 at 23:43 -0500, Hadriel Kaplan wrote:
> >>
> >>                  |------ C
> >>                  |
> >>         A ------ B
> >>                  |
> >>                  |------ D
> >>
> 
> > -----Original Message-----
> > From: Paul Kyzivat [mailto:[email protected]]
> > Sent: Wednesday, December 03, 2008 3:49 PM
> >
> > You mentioned something like "dialog-set". I'm not certain yet if "set"
> > is the proper term here. But assume for the moment that it is.
> >
> > Then what you really have is a "dialog-set-id" right? Not a session-id.
> 
> I think very few people on this planet know what a SIP "dialog" is. :)

It's one of the few unambiguously defined things in SIP...

> But the word "Session" is a more common word for operators (even
> though its definition in SIP is far more ambiguous, IMO).
> 
> For example, I think in your first 3PCC example (up top) most people
> really do expect that the same Session-ID be used for A-to-C.  Whether
> it should be the same for B-D is what (IMO) is fine but not necessary,
> but that's just my opinion; and I bet plenty of operators would
> consider that the same "Session" too and be surprised if it wasn't.

"the same Session-ID to be used for A-to-C" ... as is used for *what*?
Do you mean, "the same session-id to be used for the A-to-B and B-to-C
dialogs of the A-to-C session"?

Dale


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