IETF RFC 3389
Real-time Transport Protocol (RTP) Payload for Comfort Noise (CN)
|Publication Date:||1 September 2002|
This document describes a Real-time Transport Protocol (RTP) payload format for transporting comfort noise (CN). The CN payload type is primarily for use with audio codecs that do not support comfort noise as part of the codec itself such as ITU-T Recommendations G.711, G.726, G.727, G.728, and G.722.