RFC 3389: Real-time Transport Protocol (RTP) Payload for Comfort Noise (CN)

In plain English — editorial summary, not part of the RFC

This document describes an RTP [2] 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 [3], G.726 [4], G.727 [5], G.728 [6], and G.722 [7].

Document record

Document ID

RFC3389

Published

October 2002

Authors

R. Zopf

Status

PROPOSED STANDARD

Stream

IETF

Area

rai

Pages

8

Also known as

—

• Read the full RFC text →
• Plain text version
• IETF Datatracker history
• DOI: 10.17487/RFC3389
• Reported errata exist →

Topics

• RTP
• Real-time Transport Protocol
• CN
• Comfort Noise
• codecs
• audio
• multimedia

Related documents

Ranked automatically by shared keywords, IETF area and stream — not by editorial selection.

• RFC 3550RTP: A Transport Protocol for Real-Time ApplicationsUpdated

  July 2003

• RFC 3190RTP Payload Format for 12-bit DAT Audio and 20- and 24-bit Linear Sampled AudioCurrent

  January 2002

• RFC 3497RTP Payload Format for Society of Motion Picture and Television Engineers (SMPTE) 292M VideoCurrent

  March 2003

• RFC 3267Real-Time Transport Protocol (RTP) Payload Format and File Storage Format for the Adaptive Multi-Rate (AMR) and Adaptive Multi-Rate Wideband (AMR-WB) Audio CodecsObsoleted

  July 2002

• RFC 3551RTP Profile for Audio and Video Conferences with Minimal ControlUpdated

  July 2003

• RFC 3189RTP Payload Format for DV (IEC 61834) VideoObsoleted

  January 2002

• RFC 3047RTP Payload Format for ITU-T Recommendation G.722.1Obsoleted

  January 2001

• RFC 3016RTP Payload Format for MPEG-4 Audio/Visual StreamsObsoleted

  November 2000

Also filed under

• PROPOSED STANDARD
• 2002
• IETF stream
• rai area