Please see inline comments. kaiduan --- Harry Ford <[EMAIL PROTECTED]> wrote:
> Hi All, > > I guess this would have been discussed in mailing > list. I need some > clarification > regarding the behavior of UAC and UAS in the > following case. > 1. INVITE sent with Require:100rel (with or without > SDP) and 180 is > received without > Require:100rel. whether UA should accept this or > reject response as it > requires early > media. Is it right to accept this message and > wait for Other provisional > response to > come reliably. I think is right to accept this message and wait for other probisional response to come reliably. > 2. INVITE sent without Require:100rel (with or > without SDP) and 183 with > received reliably. > In this scenario is it right to reject the > message as protocol violation > and immediately send > CANCEL to INVITE sent. If the initial INVITE has Supported:100rel, UAC MUST accept the 183 with Require:100rel. If the initial INVITE has no Supported:100rel, UAC MUST reject the 183 with 488. (Not Acceptable here). > > TIA, > Harry > _______________________________________________ > Sip-implementors mailing list > [email protected] > https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors > __________________________________________________________ Find your next car at http://autos.yahoo.ca _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
