Hi, >>Case 1: You're a basic endpoint or PSTN Gateways the UAC, and have to pick one of many 183 w/SDP responses for which to >>play early media for. Typically they pick the first one >>received, and don't change until the 200 ok. (some pick the most recently received one instead, but that's just Z >>guessing too) So if I call Bob, and it went to a simple find-me-follow-me service, the service plays "we're looking >>for Bob, please hold...". Once it finds Bob, and Bob's phone rings, >>I would like my UAC to stop listening to the announcement and instead switch to Bob's ringback. So the proxy needs to >>send my UAC the 199. > >Correct. That is how many gateways/UACs work today, and one use-case >I've had in mind where 199 could be useful. The reaons I didn't add it >to the draft before was because it is not so much related to >resources, but more to early dialog policy, but for sure I could add >it to the draft. >[JRE] Personally I think this is a more compelling use case.
I'll add it to the draft. Regards, Christer _______________________________________________ Sip mailing list https://www.ietf.org/mailman/listinfo/sip This list is for NEW development of the core SIP Protocol Use [EMAIL PROTECTED] for questions on current sip Use [EMAIL PROTECTED] for new developments on the application of sip
