rfc-4961

Symmetric RTP / RTP Control Protocol (RTCP)

D. Wing

date2007-07 streamIETF wgnon working group statusBEST CURRENT PRACTICE pages6 canonicalhttps://www.rfc-editor.org/rfc/rfc4961 doi10.17487/RFC4961

This document recommends using one UDP port pair for both communication directions of bidirectional RTP and RTP Control Protocol (RTCP) sessions, commonly called "symmetric RTP" and "symmetric RTCP". This document specifies an Internet Best Current Practices for the Internet Community, and requests discussion and suggestions for improvements.

also

bcp-131