Phil, I agree the messaging after 200 ok is incorrect but the main question is with the CRBT which is sent before 200 ok. Why do u think that the client would not get early media if the sdp in INV is correct ?
Rgrda Mustafa From: [email protected] [[email protected]] On Behalf Of Paul Kyzivat [[email protected]] Sent: Wednesday, October 15, 2014 5:47 PM To: [email protected] Subject: Re: [Sip-implementors] can CRBT palyed without Reliable Provisonal response. On 10/15/14 10:22 AM, Sourav Dhar Chaudhuri wrote: > Hi, > Can CRBT works without using Reliable Provisional Response ? > > > > A ================ INVITE (with SDP offer) ========================> B > > A <=============== 180 ringing (with SDP answer ) ==================== B > ----------------------> It is not a RPR > > CRBT Played > > A <=============== 200 OK for INVITE ( new SDP offer) =============== > B > > A ================= ACK (new SDP answer) =======================> B > > > Whether the above diagram is a correct call flow for CRBT without using > Reliable Provisional response? This is not correct, and wouldn't be correct even if the 180 was reliable. See RFC6337. Thanks, Paul > Regards > > Sourav Dhar Chaudhuri > _______________________________________________ > Sip-implementors mailing list > [email protected] > https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors > _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors
