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RFC 2327, "SDP: Session Description Protocol", April 1998

Note: This RFC has been obsoleted by RFC 4566

Note: This RFC has been updated by RFC 3266

Source of RFC: mmusic (rai)

Errata ID: 458
Status: Held for Document Update
Type: Editorial
Publication Format(s) : TEXT

Reported By: Richard Walters
Date Reported: 2005-08-01
Held for Document Update by: Robert Sparks

Section 6 says:

      An example of a static payload type is u-law PCM coded single
      channel audio sampled at 8KHz.  This is completely defined in the
      RTP Audio/Video profile as payload type 0, so the media field for
      such a stream sent to UDP port 49232 is:

                            m=video 49232 RTP/AVP 0

      An example of a dynamic payload type is 16 bit linear encoded
      stereo audio sampled at 16KHz.  If we wish to use dynamic RTP/AVP
      payload type 98 for such a stream, additional information is
      required to decode it:

                           m=video 49232 RTP/AVP 98

It should say:

      An example of a static payload type is u-law PCM coded single
      channel audio sampled at 8KHz.  This is completely defined in the
      RTP Audio/Video profile as payload type 0, so the media field for
      such a stream sent to UDP port 49232 is:

                            m=audio 49232 RTP/AVP 0

      An example of a dynamic payload type is 16 bit linear encoded
      stereo audio sampled at 16KHz.  If we wish to use dynamic RTP/AVP
      payload type 98 for such a stream, additional information is
      required to decode it:

                           m=audio 49232 RTP/AVP 98

Notes:

The examples refer to audio but show the media type as "video". I believe
the author intended to put "m=audio" but "m=video" was put in by mistake.

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