RFC3264 is the standard for SDP offer and answer. Check it out.
Regards, Attila Attila Sipos http://www.vegastream.com >> -----Original Message----- >> From: [EMAIL PROTECTED] >> [mailto:[EMAIL PROTECTED] Behalf Of Andrew >> Chalk >> Sent: 22 September 2006 06:54 >> To: [email protected] >> Subject: [Sip-implementors] Choosing media format >> >> >> How exactly do the two parties to a SIP phone call negotiate >> the media >> format? I see that the INVITE message contains a list of the >> inviter's >> supported formats, and the Status: 200 message contains a list of the >> responder's supported formats but RFC 3261 doesn't explain >> how this results >> in a negotiated protocol. >> >> >> >> >> >> Many thanks. >> >> >> >> _______________________________________________ >> 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
