This SDP seems to be correct. "rtpmap" is not mandatory for static payload types. Payload type 0 belongs in this range and corresponds to G.711 uLaw. Similar is the case for payload type 18 but not for 100 which is a dynamic payload type.
On Tue, May 20, 2008 at 8:51 PM, Rashid Shakil <[EMAIL PROTECTED]> wrote: > > Quick question I was analyzing the SDP which my softswtich is sending in > response to an INVITE for an inbound call I received from my SIP peer. I > noticed that I can see two codec choices in media description (m=) line but > the rtpmap attribute of the SDP just showing one. Can any one tell what does > it means and which one has precedence if I have media description and rtpmap > present in an SDP? > > c=IN IP4 5.5.5.2 > t=0 0 > m=audio 21092 RTP/AVP 18 0 100 > a=rtpmap:18 G729/8000 > a=rtpmap:100 telephone-event/8000 > a=fmtp:100 0-11 > > > _______________________________________________ > 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
