Re: [Sip-implementors] Use case for Inivite without SDP

2014-12-16 Thread Vivek Batra
Sesh, There could be various use case involved with INVITE without SDP depends on your application. One of the most frequent scenario for me exist during call transfer where PBX/Server wants to connect transferee with transfer target but is not aware about media capabilities of transfer target. I

[Sip-implementors] Use case for Inivite without SDP

2014-12-16 Thread Seshagiri Kondaveti
Hi all, What is the use case for Inivite without SDP ? I see most of the softphones sends out invite with SDP but don’t know when to use invite without SDP. Request you to share your experience. Regards Sesh ___ Sip-implementors mailing list Sip-

[Sip-implementors] How to negotiate H.264 video frame rate in SDP?

2014-12-16 Thread fan fan
Hi all, I want peer endpoint know it's max video frame rate. How to do? 1. I find a=framerate in SDP, but this is not use in other devices. 2. I find max-fs, max-mbps maybe not work, because max-fs, max-mbps need greater than is indicated in profile-level-id, Sample H.264 -HD(720p)in SDP