Maxim Sobolev wrote: > Sorry, you guys were right, I was not. It seems that if Bob accepts only > one format then the Alice can rely on not receiving any other payload type. > > http://www.rfc-archive.org/getrfc.php?rfc=4317 > > Example 2.1. > > In order to allow asymmetric session, Bob should accept more than one > format, as in example 2.2.
Speaking about original question, Bob should reply with G.711 followed by the G.729 in its SDP, then if Alice doesn't re-INVITE it could use G.729 for uplink, while Alice is likely to stick with G.711. Regards, -- Maksym Sobolyev Sippy Software, Inc. Internet Telephony (VoIP) Experts T/F: +1-646-651-1110 Web: http://www.sippysoft.com MSN: [email protected] Skype: SippySoft _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
