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ITU-T H.323 Annex P (01/2003)

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Transfer of modem signals over H.323
This annex defines the signalling procedures to facilitate the transfer of modem signals over H.323-based networks, including the advertisement of capabilities and specific procedures for opening and closing channels that support the transport of modem signals over IP networks. Modem signals may be carried over a packet-based network using either a voice-band data channel or a modem relay channel.
Citation: https://handle.itu.int/11.1002/1000/6221
Series title: H series: Audiovisual and multimedia systems
  H.200-H.499: Infrastructure of audiovisual services
  H.300-H.349: Systems and terminal equipment for audiovisual services
Approval date: 2003-01-13
Approval process:AAP
Status: Superseded
Observation:Annex P was integrated to H.323 (07/2003) without further modifications
Maintenance responsibility: ITU-T Study Group 16
Further details: Patent statement(s)
Development history
[2 related work items in progress]
Ed. ITU-T Recommendation Status Summary Table of Contents Download
8 H.323 (V8) (03/2022) In force
here
here
here
7.1 H.323 (2009) Amd. 1 (03/2013) Superseded
here
- here
7 H.323 (12/2009) Superseded
here
here
here
6 H.323 (06/2006) Superseded
here
here
here
5.2 H.323 (2003) Amd. 2 (01/2005) Superseded
here
here
here
5.1 H.323 (2003) Amd. 1 (01/2005) Superseded
here
here
here
5.0 H.323 (2003) Err. 1 (03/2006) Superseded - - here
5 H.323 (07/2003) Superseded
here
here
here
4.6 H.323 Annex O (07/2003) Superseded - - Not available
4.5 H.323 Annex P (01/2003) Superseded
here
here
here
4.4 H.323 Annex R (07/2001) Superseded
here
here
here
4.3 H.323 Annex Q (07/2001) Superseded
here
here
here
4.2 H.323 Annex M3 (07/2001) Superseded
here
here
here
4.1 H.323 Annex L (03/2001) Superseded - - here
4 H.323 (11/2000) Superseded
here
here
here
3.1 H.323 Annex G (02/2000) Superseded -
here
here
3 H.323 (09/1999) Superseded
here
here
here
2.3 H.323 Annex F (05/1999) Superseded
here
here
here
2.2 H.323 Annex E (05/1999) Superseded
here
here
here
2.1 H.323 Annex D (09/1998) Superseded - - here
2 H.323 (02/1998) Superseded
here
here
here
1 H.323 (11/1996) Superseded - - here