RFC 3550 RTP July 2003 2.2 Audio and Video Meeting If each audio and video media are Employed in a conference, They're transmitted as different RTP classes. That is definitely, independent RTP and RTCP packets are transmitted for every medium working with two diverse UDP port pairs and/or multicast addresses. https://net33rtp67665.blog5star.com/30058511/a-simple-key-for-net33-rtp-unveiled