Re: [Sip-implementors] registrations and call-ids

2008-10-20 Thread Paul Kyzivat
If you are on the registrar side of things, then by being sufficiently liberal in what you accept you can make this work. If you examine the specified procedures that a registrar is to follow, then the only real dependence on callid and cseq is at the level of the binding of individual contacts

Re: [Sip-implementors] registrations and call-ids

2008-10-20 Thread Vadim Berezniker
Thanks Paul, I'm actually on the other end of the deal. A customer is using a PBX that registers multiple AORs. It uses the same Call-ID for all the registrations which doesn't work out-of-the-box with our PBX. I'm just trying to get a grasp on what, if anything, their PBX is not doing incorrectly

Re: [Sip-implementors] registrations and call-ids

2008-10-20 Thread Paul Kyzivat
Vadim Berezniker wrote: > Paul, > > Sorry, I still haven't got my hands around the proper terminology for SIP. > It's sending out registrations for distinct AORs. Each registration has a > distinct user in the To URI. > > Hope that clears it up. Section 8.1.1.4 of 3261 says: The Call-ID h

Re: [Sip-implementors] registrations and call-ids

2008-10-20 Thread Vadim Berezniker
Paul, Sorry, I still haven't got my hands around the proper terminology for SIP. It's sending out registrations for distinct AORs. Each registration has a distinct user in the To URI. Hope that clears it up. On Mon, Oct 20, 2008 at 9:29 AM, Paul Kyzivat <[EMAIL PROTECTED]> wrote: > > > Vadim Be

Re: [Sip-implementors] registrations and call-ids

2008-10-20 Thread Paul Kyzivat
Vadim Berezniker wrote: > Hi, > > We have a client that sends multiple registrations. > All of the registrations have the same Call-ID and and incremented CSeq. > So far, I believe the behavior is correct. (Although in practice, every > other device I've seen uses a unique Call-ID for each uniqu

[Sip-implementors] registrations and call-ids

2008-10-20 Thread Vadim Berezniker
Hi, We have a client that sends multiple registrations. All of the registrations have the same Call-ID and and incremented CSeq. So far, I believe the behavior is correct. (Although in practice, every other device I've seen uses a unique Call-ID for each unique registration). It does not however w