Hi Jagan, I think it is T1 since no provisional response has arrived.
Thanks, Ryan -------------------------------------------------- From: "Jagan Mohan" <[EMAIL PROTECTED]> Sent: Thursday, February 28, 2008 3:42 PM To: "SIP Implementors" <[email protected]> Subject: [Sip-implementors] Clarification needed on Non-INVITE ClientTransaction - RFC 3261 > Hi, > > I need a clarification on Section 17.1.2, RFC 3261 w.r.t UPDATE request. > > In this section, it's mentioned "For unreliable transports, requests > are retransmitted at an interval which starts at T1 and doubles until > it hits T2. If a provisional response is received, retransmissions > continue for unreliable transports, but at an interval of T2." > > When an UPDATE request is sent, only a 200 OK response is received as > reply to the request. There is no provisional response sent for an > UPDATE > reqeust. > > I would like to know what timer value should used for retransmission of > UPDATE request when a 200 OK response is not received. Should the > retranismission timer be set to T1 and be doubled for every > retransmission > till it reaches T2 or directly start a timer value of T2? > > TIA, > Jagan > _______________________________________________ > Sip-implementors mailing list > [email protected] > https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors > _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
