[Sip-implementors] sip trunking question

2015-07-22 Thread Paul Heitkemper
I hope this is apropos for this listserv. Is there a good source somewhere which describes (with examples) the messaging inherent in making a trunk? What does it mean "to be a trunk"? Thanks, Paul ___ Sip-implementors mailing list Sip-implementors@l

Re: [Sip-implementors] No Session Expire Header in 200 OK

2015-07-22 Thread Paul Kyzivat
On 7/22/15 3:12 PM, Brett Tate wrote: Hi, Concerning the 408, I assume that a transaction stateful middle box generated it upon re-INVITE transaction timeout (or similar issue) hitting the "best response" behavior of RFC 3261 section 16.7. Oh, duh. When I wrote my response I was thinking of 48

Re: [Sip-implementors] No Session Expire Header in 200 OK

2015-07-22 Thread Brett Tate
Hi, Concerning the 408, I assume that a transaction stateful middle box generated it upon re-INVITE transaction timeout (or similar issue) hitting the "best response" behavior of RFC 3261 section 16.7. > -Original Message- > From: sip-implementors-boun...@lists.cs.columbia.edu [mailto:si

Re: [Sip-implementors] No Session Expire Header in 200 OK

2015-07-22 Thread Paul Kyzivat
I generally agree with what Tarun is saying, but have one clarification On 7/22/15 1:39 PM, Tarun2 Gupta wrote: Hi Please refer Section 7.2 of RFC 4028. If the UAS did not include a SE header in 200 OK response, it means that it does not want / support session expiration. In this case, UAC ca

Re: [Sip-implementors] No Session Expire Header in 200 OK

2015-07-22 Thread Tarun2 Gupta
Hi Please refer Section 7.2 of RFC 4028. If the UAS did not include a SE header in 200 OK response, it means that it does not want / support session expiration. In this case, UAC can perform refreshes but for its own benefit only. UAC should behave as if the 200 OK response contained refresher

[Sip-implementors] No Session Expire Header in 200 OK

2015-07-22 Thread NK
Dear All, I need your help to understand a logic behind the session expires. My doubt is. --> Invite have "session-expire" header in Invite (from UAC to UAS) --> UAS did not included "session-expire" header in 200 OK to the correspondence of initial invite. 1) So in this case what we should as