RFC 3550 RTP July 2003 two.2 Audio and Movie Convention If each audio and video media are Employed in a conference, they are transmitted as separate RTP classes. That is definitely, individual RTP and RTCP packets are transmitted for each medium applying two distinct UDP port pairs and/or multicast addresses. https://net33-rtp55443.myparisblog.com/30157747/the-smart-trick-of-net33-rtp-that-nobody-is-discussing