In force components 
Number

Title 
Status 
H.323 (03/22) 
Packetbased multimedia communications systems

In force


Superseded and Withdrawn components 
Number

Title 
Status 
H.323 (11/96) 
Visual telephone systems and equipment for local area networks which provide a nonguaranteed quality of service

Superseded

H.323 (02/98) 
Packetbased multimedia communications systems

Superseded

H.323 Annex D (09/98) 
Realtime facsimile over H.323 systems

Superseded

H.323 Annex E (05/99) 
Framework and wireprotocol for multiplexed call signalling transport

Superseded

H.323 Annex F (05/99) 
Simple endpoint types
Annex F was integrated in H.324 (03/2002)

Superseded

H.323 (09/99) 
Packetbased multimedia communications systems

Superseded

H.323 (1999) Annex G (02/00) 
Text conversation and Text SET

Superseded

H.323 (11/00) 
Packetbased multimedia communications systems
This version 4 of H.323 integrates without further modifications Annex G (17/02/2000), and includes Annexes J, K, M1 et M2 approved on 17 November 2000, and Annex L that was approved independently on 1 March 2001

Superseded

H.323 Annex M3 (07/01) 
Tunneling of DSS1 through H.323
Annex M3 was integrated to H.323 (07/2003) without further modifications

Superseded

H.323 Annex P (01/03) 
Transfer of modem signals over H.323
Annex P was integrated to H.323 (07/2003) without further modifications

Superseded

H.323 Annex Q (07/01) 
Farend camera control and H.281/H.224
Annex Q was integrated to H.323 (07/2003) without further modifications

Superseded

H.323 Annex R (07/01) 
Robustness methods for H.323 entities
Annex R was integrated to H.323 (07/2003) without further modifications

Superseded

H.323 (07/03) 
Packetbased multimedia communications systems
This version 5 of H.323 integrates without further modifications Annexes M3 (07/2001), P (01/2003), Q (07/2001) and R (07/2001) that were published separately, and Annex O that was approved independently on 07/2003

Superseded

H.323 (2003) Erratum 1 (03/06) 
Applies to French version only

Superseded

H.323 (2003) Amendment 1 (01/05) 
Revised Annex D  Realtime facsimile over H.323 systems: Transport of facsimile signals using RTP

Superseded

H.323 (2003) Amendment 2 (01/05) 
New Annex M4  Tunnelling of narrowband signalling syntax (NSS) for H.323

Superseded

H.323 (06/06) 
Packetbased multimedia communications systems

Superseded

H.323 (12/09) 
Packetbased multimedia communications systems

Superseded

H.323 (2009) Amendment 1 (03/13) 
Use of Facility message to enable call transfer

Superseded

H.Imp323/H.323 System (04/06) 
Implementors' Guide for Recommendations of the H.323 System ("Packetbased multimedia communications systems"): H.323, H.225.0, H.245, H.246, H.283, H.341, H.450 Series, H.460 Series, and H.500 Series (04/2006)

Superseded

H.Imp323/H.323 System (01/04) 
Implementors' Guide for Recommendations of the H.323 System ("Packetbased multimedia communications systems"):H.323, H.225.0, H.245, H.246, H.283, H.235, H.341, H.450 Series, H.460 Series, and H.500 Series (01/2004)

Superseded

H.Imp323/H.323 System (11/06) 
Implementors' Guide for Recommendations of the H.323 System (Packetbased multimedia communications systems): H.323, H.225.0, H.245, H.246, H.283, H.341, H.450 Series, H.460 Series, and H.500 Series (11/2006)

Superseded

H.Imp323/H.323 System (07/07) 
Implementors' Guide for Recommendations of the H.323 System (Packetbased multimedia communications systems): H.323, H.225.0, H.245, H.246, H.283, H.341, H.450 Series, H.460 Series, and H.500 Series (07/07)

Superseded

H.Imp323/H.323 System (05/99) 
Implementors' Guide for Recommendations of the H.323 System Version 2 (Part 1/2)  Part II.B (Implementors' Guides) of the report of WP 2/16 (Services and high rates systems)

Superseded

H.Imp323/H.323 System (02/00) 
Implementors' Guide for Recommendations of the H.323 System Version 2  Part 1 (05/1999) and Part 2 (02/2000)

Superseded

H.Imp323/H.323 System (03/97) 
Implementors' Guide for Recommendations of the H.323 System Version 1 (Section 9): H.323, H.225.0 and H.245 (02/1997)

Superseded

H.Imp323/H.323 System (05/08) 
Implementors' Guide for Recommendations of the H.323 System (Packetbased multimedia communications systems): H.323, H.225.0, H.245, H.246, H.283, H.341, H.450 Series, H.460 Series, and H.500 Series

Superseded

H.Imp323/H.323 System (02/09) 
Implementors' Guide for Recommendations of the H.323 System (Packetbased multimedia communications systems): H.323, H.225.0, H.245, H.246, H.283, H.341, H.450 Series, H.460 Series, and H.500 Series

Superseded

H.Imp323/H.323 System (11/09) 
Implementors' Guide for Recommendations of the H.323 System (Packetbased multimedia communications systems): H.323, H.225.0, H.245, H.246, H.283, H.341, H.450 Series, H.460 Series, and H.500 Series

Superseded

H.Imp323/H.323 System (11/04) 
Implementors' Guide for Recommendations of the H.323 System ("Packetbased multimedia communications systems"):H.323, H.225.0, H.245, H.246, H.283, H.235, H.341, H.450 Series, H.460 Series, and H.500 Series (11/2004)

Superseded

H.Imp323/H.323 System (08/05) 
Implementors' Guide for Recommendations of the H.323 System ("Packetbased multimedia communications systems"): H.323, H.225.0, H.245, H.246, H.283, H.235, H.341, H.450 Series, H.460 Series, and H.500 Series (08/2005)

Superseded

H.Imp323/H.323 System (05/03) 
Implementors Guide for Recommendations of the H.323 System:H.323, H.225.0, H.245, H.246, H.283, H.235, H.341, H.450 Series, H.460 Series, and H.500 Series (05/2003)

Superseded

H.Imp323/H.323 System (02/02) 
Implementers Guide for H.323, H.225.0, H.245, H.246, H.283, H.235, H.450 Series, H.460 Series, and H.341 Recommendations (02/2002)

Superseded

H.Imp323/H.323 System (10/02) 
Implementors Guide for Recommendations of the H.323 System: H.323, H.225.0, H.245, H.246, H.283, H.235, H.341, H.450 Series, H.460 Series, and H.500 Series (10/2002)

Superseded
