We do have support for transmitting audio with RTP, but we don't support video yet. Please see http://www.pjsip.org/trac/wiki/FAQ#VideoQuestions for more info. cheers, -benny raja rajeswari wrote: > Hi > > I am using PJ sip stack to build a sip client on mobile. > > Since the PJ sip stack complaints with RFC 3551. > I have gone through some of the samples in PJ . I did not get any idea > of how a RTP profile is being implementated . As i am new to C coding i > could not understand of how an RTP profile was used in the esablishment > of audio calls. > > Am i right that PJ sip stack confirms to RFC 3551 to establish audio > calls or is it independent of RTP profile. > > What iam trying is if there is a RTP profile then use it to extend to video. > > Any pointers related to extending video on the RTP side implentation > would be greatly appreciated. > > > Thanks & Regards > Rajeswari.R