Hi Kinnu, Yes, UAC is at fault here but in this case what should do UAS if PRACK is droped on network or not send from UAC and UAS receive the Update message with SDP.
Regards VYADAV On Thu, Dec 3, 2009 at 12:52 PM, Kanta C <[email protected]> wrote: > I think the UAC is at fault here. It should have responded with a PRACK for > the 183 and then 200 OK for UPDATE. > > > Regards, > Kinnu > > > ------------------------------ > *From:* vijaya yadav <[email protected]> > *To:* [email protected] > *Sent:* Thu, December 3, 2009 12:30:00 PM > *Subject:* [Sip-implementors] UPDATE recieve with SDP without completeing > provisional response. > > Hi > > > > <----- INVITE (SDP) > > ------>183(SDP) (100rel) > > PRACK not received from the UAC > > <-----UPDATE(SDP) > > ------>200OK(SDP) [Is this correct message or UAS send any 4xx message] > > ------>183 retransmitted > > ----->500 Internal server error > > > > > > What is the behaviour of UAS if not recievd the PRACK of 183 and recieve a > UPDATE message with new offer > > > > > ~Vijaya > _______________________________________________ > 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
