Packetizer

H.323 Document Status and History

The following tables shows the current documents that are under consideration by ITU-T SG16 that are related to H.323, as well as a historical list of previously approved documents. This list does not represent an official list of publications from the ITU.

To see a list of current H.323-related standards in force, visit the H.323 standards page.

Current H.323 Series Documents in Progress
Document Most Recent Document Expected Approval
H.EMQ TD 439/WP1 (2021-04) 2023

Decided/Approved Documents
Document Most Recent Document Determination Decision
H-Series Supplement 4 Release 1 (List of GEF Identifiers) TD-74/PL (05/2003) n/a 05/2003
H-Series Supplement 4 Release 2 (List of GEF Identifiers) TD-79/PL (01/2004) n/a 01/2004
H-Series Supplement 4 Release 3 (List of GEF Identifiers) TD-61/PL (11/2004) n/a 11/2004
H-Series Supplement 4 Release 4 (List of GEF Identifiers) TD-111R1/WP (08/2005) n/a 08/2005
H-Series Supplement 4 Release 5 (List of GEF Identifiers) TD-259/PL (04/2006) n/a 04/2006
H-Series Supplement 4 Release 6 (List of GEF Identifiers) TD-419/PL (07/2007) n/a 07/2007
H-Series Supplement 4 Release 7 (List of GEF Identifiers) TD-217/PL (2010/07) n/a 07/2010
H-Series Supplement 4 Release 8 (List of GEF Identifiers) TD-417/PL (2011/12) n/a 12/2011
H-Series Supplement 4 Release 9 (List of GEF Identifiers) TD-561/PL (2016/05) n/a 06/2016
F.734 TD 234/Plen (06/2014) AAP 06/2014
H.225.0v3 COM16-96 + TD-7/PL + TD-8/PL (9/99) 05/1999 09/1999
H.225.0v4 COM16-134 +TD-91/PL (11/2000) 02/2000 11/2000
H.225.0v5 TD-60R1/PL (05/2003) AAP 05/2003
H.225.0v6 TD-275/PL (04/2006) AAP 04/2006
H.225.0v6 Amendment 1 TD-315 (11/2006) AAP 11/2006
H.225.0v7 TD-181/PL (10/2009) AAP 10/2009
H.225.0v7 Amendment 1 TD-16/PL (01/2013) AAP 01/2013
H.225.0v8 TD-556/PL (01/2022) AAP 01/2022
H.225.0 Annex Gv1 (Communication Between Administrative Domains) TD-32/PL + TD-53/PL (5/99) 09/1998 05/1999
H.225.0 Annex Gv2 (Communication Within and Between Administrative Domains) TD-76/PL (10/2002) AAP 10/2002
H.235v2 (Security) COM16-122 + TD-23/PL (11/2000) 05/2000 11/2000
H.235v3 (Security) TD-75/PL (05/2003) AAP 05/2003
H.235v3 Amendment 1 TD-73/PL (01/2004) AAP 01/2004
H.235v3 Corrigendum 1 TD-76/PL (11/2004) AAP 11/2004
H.235v3 Implementers Guide TD-147/PL (08/2005) n/a 08/2005
H.235 Annex F (Hybrid Security Profile) TD-21/PL (02/2002) AAP 02/2002
H.235 Annex F Corrigendum 1 TD-75/PLEN (05/2003) AAP 05/2003
H.235 Annex G (MIKEY and SRTP) TD-35/PL (11/2004) AAP 11/2004
H.235.0 (Security Framework - a.k.a. H.235v4) TD-114/PL (08/2005) AAP 08/2005
H.235.0 (Security Framework - a.k.a. H.235v4R1) TD-141/PL (10/2013) AAP 10/2013
H.235.1 (Baseline Security Profile) TD-115/PL (08/2005) AAP 08/2005
H.235.2 (Signature Security Profile) TD-119/PL (08/2005) AAP 08/2005
H.235.3 (Hybrid Security Profile) TD-116/PL (08/2005) AAP 08/2005
H.235.4 (Direct and Selective Routed Call Security) TD-148/PL (08/2005) AAP 08/2005
H.235.5 (Framework for secure authentication in RAS using weak shared secrets) TD-117/PL (08/2005) AAP 08/2005
H.235.6 (Voice encryption profile with native H.235/H.245 key management) TD-131/PL (08/2005) AAP 08/2005
H.235.6 Amendment 1 TD-525/PL (05/2008) AAP 05/2008
H.235.6 Corrigendum 1 TD-44/PL (02/2009) AAP 02/2009
H.235.6 (Voice encryption profile with native H.235/H.245 key management) (v4R1) TD-140/PL (10/2013) AAP 10/2013
H.235.7 (Usage of the MIKEY Key Management Protocol for SRTP) TD-118/PL (08/2005) AAP 08/2005
H.235.8 (Key Exchange for SRTP using secure Signalling Channels) TD-133/PL (08/2005) AAP 08/2005
H.235.9 (Security Gateway Support for H.323) TD-109/PL (08/2005) AAP 08/2005
H.235.10 (DTLS) TD-557/PL (01/2022) AAP 01/2022
H.239v1 (Role Mgmt and Adt'l Media Channels) TD-62R1/PL (05/2003) AAP 05/2003
H.239v2 (Role Mgmt in H.300-series terminals) TD-153/PL (08/2005) AAP 08/2005
H.241v1 (Extended Video Procedures - H.264) TD-73R1/PL (05/2003) AAP 05/2003
H.241v2 (Extended Video Procedures - H.264) TD-135/PL (08/2005) AAP 08/2005
H.241v3 (Extended Video Procedures) TD-430/PL (12/2011) AAP 12/2011
H.245v5 COM16-79 + TD-54/PL (5/99) 09/1998 05/1999
H.245v6 H.245v5 + COM16-102 + TD-48/PL (02/2000) 05/1999 02/2000
H.245v7 COM16-120 + TD-55/PL (11/2000) 02/2000 11/2000
H.245v8 H.245v7 + TD-37/PL (06/2001) AAP 06/2001
H.245v9 TD-92R1/PL (10/2002) AAP 10/2002
H.245v10 TD-88R1/PL (05/2003) AAP 05/2003
H.245v11 TD-56/PL (11/2004) AAP 11/2004
H.245v12 TD-160/PL (08/2005) AAP 08/2005
H.245v13 TD-265/PL (04/2006) AAP 04/2006
H.245v14 TD-516/PL (05/2008) AAP 05/2008
H.245v15 TD-140R2/PL (10/2009) AAP 10/2009
H.245v16 TD-332/PL (03/2011) AAP 03/2011
H.245v17 TD-558/PL (01/2022) AAP 01/2022
H.246 Amendment 1 TD-120/PL (08/2005) AAP 08/2005
H.246 Annex Cv1 (ISUP/H.323.0 Interworking) COM16-112 + TD-42/WP2 (02/2000) 05/1999 02/2000
H.246 Annex Cv2 (ISUP/H.323.0 Interworking) TD-55/PL (05/2003) AAP 05/2003
H.246 Annex E.1 (MAP/H.225.0 Interworking) COM16-137 (11/2000) 02/2000 11/2000
H.246 Annex E.2 (ANSI-41 MAP/H.225.0 Interworking) COM16-138 (11/2000) 02/2000 11/2000
H.246 Annex F (H.323-H.324 Interworking) TD-36/PL (06/2001) AAP 06/2001
H.246v2 TD-215/PL (04/2006) AAP 04/2006
H.246 Amendment 1 (IEPS) TD-329/PL (11/2006) AAP 11/2006
H.249 (Extended User Input Indications) TD-219R1/PL (04/2006) AAP 04/2006
H.282 (V.RDC) COM16-R41 (5/99) 09/1998 05/1999
H.283 (H.RDC) COM16-78 + TD-27/PL (5/99) 09/1998 05/1999
H.323 Implementers Guide (Version 2) TD-37/PL + TD-56/PL (5/99) n/a 05/1999
H.323 Implementers Guide (Version 2 & 3) TD-92/PL (02/2000) n/a 02/2000
H.323 Implementers Guide (Version 3) TD-58/PL + TD-64/PL (11/2000) n/a 11/2000
H.323 Implementers Guide (Version 4) (obsolete) TD-40/PL (02/2002) n/a 02/2002
H.323 Implementers Guide (Version 4) TD-59R1/PL (05/2003) n/a 05/2003
H.323 Implementers Guide (Version 5) (obsolete) TD-46/PL (01/2004) n/a/ 01/2004
H.323 Implementers Guide (Version 5) (obsolete) TD-52R1/PL (11/2004) n/a/ 11/2004
H.323 Implementers Guide (Version 5) TD-175PL (08/2005) n/a 08/2005
H.323 Implementers Guide (Version 6) (obsolete) TD-276/PL (04/2006) n/a 04/2006
H.323 Implementers Guide (Version 6) (obsolete) TD-358/PL (11/2006) n/a 11/2006
H.323 Implementers Guide (Version 6) (obsolete) TD-397/PL (07/2007) n/a 07/2007
H.323 Implementers Guide (Version 6) (obsolete) TD-520/PL (05/2008) n/a 05/2008
H.323 Implementers Guide (Version 6) TD-39R1/PL (02/2009) n/a 02/2009
H.323 Implementers Guide (Version 7) (obsolete) TD-182/PL (10/2009) n/a 10/2009
H.323 Implementers Guide (Version 7) TD-74R1/PL (01/2013) n/a 01/2013
H.323v3 COM16-95 + COM16-97 + D.314 + TD-5/PL + TD-6/PL (9/99) 05/1999 09/1999
H.323v4 COM16-128 + TD-59/PL (11/2000) 02/2000 11/2000
H.323v5 TD-44R1/PL (05/2003) AAP 05/2003
H.323v6 TD-274/PL (04/2006) AAP 04/2006
H.323v7 TD-179/PL (10/2009) AAP 10/2010
H.323v7 Amendment 1 TD-17/PL (1/2013) AAP 01/2013
H.323v8 TD-555/PL (01/2022) AAP 01/2022
H.323 Annex Dv1 (Real-time Fax) COM 16-60 + TD54/PL (9/98) 02/1998 09/1998
H.323 Annex Dv3 (Real-Time Fax) TD-34/PL (11/2004) AAP 11/2004
H.323 Annex E (Multiplexed Call Signaling) TD-33/PL + TD-53/PL (5/99) 09/1998 05/1999
H.323 Annex F (Simple Endpoint Type or SET) COM16-73 + TD-52/PL (5/99) 09/1998 05/1999
H.323 Annex G (Text SET) COM16-103 (02/2000) 05/1999 02/2000
H.323 Annex Gv2 (Text SET) TD-274/PL (04/2006) n/a 04/2006
H.323 Annex J (Secure SET) COM16-116 (11/2000) 02/2000 11/2000
H.323 Annex K (HTTP Service Control Transport) COM16-127 + TD-68/PL (11/2000) 02/2000 11/2000
H.323 Annex L (Stimulus Signalling in H.323) TD-60/PL (11/2000) AAP 11/2000
H.323 Annex M.1 (QSIG Tunneling) COM16-118 + TD-24/PL (11/2000) 02/2000 11/2000
H.323 Annex M.2 (ISUP Tunneling) COM16-129 + TD-66/PL (11/2000) 02/2000 11/2000
H.323 Annex M.3 (DSS1 Tunneling) TD-10/PL (6/2001) AAP 2001
H.323 Annex M.4 (Tunneling NSS) TD-30/PL (11/2004) AAP 11/2004
H.323 Annex O (Use of URLs and DNS) TD-67R1/PL (05/2003) AAP 05/2003
H.323 Annex P (Modem over IP) TD-48/PL (10/2002) AAP 10/2002
H.323 Annex Q (Camera Control) TD-17/PL (6/2001) AAP 2001
H.323 Annex R (Robustness) TD-19/PL (6/2001) AAP 2001
H.341 COM16-80 + TD-31/PL + TD-55/PL (5/99) 09/1998 05/1999
H.341 Corrigendum 1 TD-139/PL (10/2013) AAP 10/2013
H.350 (Directory Services Architecture) TD-21R1/PL (05/2003) AAP 05/2003
H.350-Series Implementers Guide TD-51/PL (01/2004) n/a 01/2004
H.350.1 (Directory Services Architecture for H.323) TD-48R1 (05/2003) AAP 05/2003
H.350.2 (Directory Services Architecture for H.235) TD-49R1 (05/2003) AAP 05/2003
H.350.3 (Directory Services Architecture for H.320) TD-50R1 (05/2003) AAP 05/2003
H.350.4 (Directory Services Architecture for SIP) TD-51R1 (05/2003) AAP 05/2003
H.350.5 (Directory Services Architecture for Non-Standard Protcols) TD-52R1 (05/2003) AAP 05/2003
H.350.6 (Call Forwarding and Call Preferences) TD-51/PL (01/2004) AAP 01/2004
H.360 (Qos Architecture) TD-76/PL (01/2004) AAP 01/2004
H.361 (QoS and Service Priority Signalling in H.323) TD-262/PL (04/2006) AAP 04/2006
H.361 Amendment 1 (IntServ, DiffServ, and Priority Signaling) TD-525/PL (05/2008) AAP 05/2008
H.420 TD 241/PL (06/2014) AAP 06/2014
H.450.1 (Supplementary Services Framework) 01/1998
H.450.1v2 (Supplementary Services Framework) TD-324R1/PL (03/2011) AAP 03/2011
H.450.2 (Call Transfer) 01/1998
H.450.2v2 (Call Transfer) TD-325R1/PL (03/2011) AAP 03/2011
H.450.3 (Call Diversion) 01/1998
H.450.3v2 (Call Diversion) TD-326R1/PL (03/2011) AAP 03/2011
H.450.4 (Hold) COM16-86 (5/1999) 09/1998 05/1999
H.450.4v2 (Hold) TD-33/PL (01/2013) AAP 01/2013
H.450.5 (Park/Pickup) COM16-87 (5/1999) 09/1998 05/1999
H.450.5v2 (Park/Pickup) TD-34/PL (01/2013) AAP 01/2013
H.450.6 (Call Waiting) COM16-88 (5/1999) 09/1998 05/1999
H.450.7 (Message Waiting) COM16-89 (5/1999) 09/1998 05/1999
H.450.7v2 (Message Waiting) TD-35/PL (01/2013) AAP 01/2013
H.450.8 (Name Identification Service) COM16-106 + D.357 (02/2000) 05/1999 02/2000
H.450.8v2 (Name Identification Service) TD-36/PL (01/2013) AAP 01/2013
H.450.9 (Call Completion) COM16-117 + TD-22/PL (11/2000) 02/2000 11/2000
H.450.10 (Call Offer) TD-61/PL (11/2000) AAP 11/2000
H.450.11 (Call Intrusion) TD-62/PL (11/2000) AAP 11/2000
H.450.12 (Common Information Additional Network Services) TD-11/PL (6/2001) AAP 2001
H.460.1 (Guidelines for the Use of the Generic Extensible Framework) TD-20/PL (02/2002) AAP 02/2002
H.460.1v2 (Guidelines for the Use of the Generic Extensibility Framework TD-18/PL (01/2013) AAP 01/2013
H.460.2 (Number Portability) TD-47/PL + TD-50/PL (6/2001) AAP 2001
H.460.2v2 (Number Portability) TD-19/PL (01/2013) AAP 01/2013
H.460.3 (Circuit Status Map) TD-47/PL (10/2002) AAP 10/2002
H.460.4 (Call Priority Designation) TD-54/PL (10/2002) AAP 10/2002
H.460.4v2 (Call Priority Designation) TD-317/PL (11/2006) AAP 11/2006
H.460.5 (Transport of multiple Q.931 IE of the same type) TD-50/PL (10/2001) AAP 10/2002
H.460.6 (Extended Fast Connect) TD-83/PL (10/2002) AAP 10/2002
H.460.6v2 (Extended Fast Connect) TD-32/PL (01/2013) AAP 01/2013
H.460.7 (Digit Maps) TD-43/PL (10/2002) AAP 10/2002
H.460.7v2 (Digit Maps) TD-40/PL (01/2013) AAP 01/2013
H.460.8 (Quering for Alternate Routes) TD-49/PL (10/2002) AAP 10/2002
H.460.9 (QoS Monitoring Reporting) TD-55/PL (10/2002) AAP 10/2002
H.460.9 Annex B (RTCP XR) TD-38/PL (01/2004) AAP 01/2004
H.460.10 (Call Party Category) TD-30R1/PL (01/2004) AAP 01/2004
H.460.11 (Delayed Call Establishment) TD-27R1/PL (01/2004) AAP 01/2004
H.460.12 (Glare Control Indicator) TD-31R1/PL (01/2004) AAP 01/2004
H.460.13 (Connection Hold) TD-39/PL (01/2004) AAP 01/2004
H.460.14 (MLPP) TD-54/PL (01/2004) AAP 01/2004
H.460.15 (Signalling Channel Suspension and Redirection) TD-49/PL (01/2004) AAP 01/2004
H.460.16 (Multiple Message Release Sequence) TD-38/PL (11/2004) AAP 11/2004
H.460.17 (Tunneling RAS within H.225.0) TD-140R1/PL (08/2005) AAP 08/2005
H.460.18 (Traversal of H.323 signalling across Firewalls and NATs) TD-137/PL (08/2005) AAP 08/2005
H.460.18v2 (Traversal of H.323 signalling across Firewalls and NATs) TD-38/PL (01/2013) AAP 01/2013
H.460.19 (Media Traversal through NAT/FWs) TD-141R1 (08/2005) AAP 08/2005
H.460.19v2 (Media Traversal through NAT/FWs) TD-39/PL (01/2013) AAP 01/2013
H.460.20 (Location Number for H.323) TD-107R1 (08/2005) AAP 08/2005
H.460.21 (Message Broadcast) TD-253/PL (04/2006) AAP 04/2006
H.460.22 (Security Profile Negotiation) TD-342r2/PL (11/2006) AAP 11/2006
H.460.22 Corrigendum 1 TD-513/PL (05/2008) AAP 05/2008
H.460.23 (NAT determination) TD-173/PL (10/2009) AAP 10/2009
H.460.23 Amendment 1 TD-327/PL (03/2011) AAP 03/2011
H.460.24 (P2Pnat media) TD-174/PL (10/2009) AAP 10/2009
H.460.24 Amendment 1 TD-328/PL (03/2011) AAP 03/2011
H.460.24 Amendment 2 TD-37/PL (01/2013) AAP 01/2013
H.460.25 (Geographic Information) TD-214/PL (07/2010) AAP 07/2010
H.460.26 (H.225.0 Media Tunnel) TD-492/PL (05/2012) AAP 05/2012
H.460.27 (Session ID) TD-371/PL (10/2015) AAP 10/2015
H.501 (Protocol for mobility management and intra/inter-domain communication in multimedia systems) TD-35/PL + TD-32/PL (02/2002) AAP 02/2002
H.510 (Mobility for H.323 multimedia systems) TD-38/PL (02/2002) AAP 02/2002
H.530 (Symmetric Security Procedures for H.510) TD-19/PL (02/2002) AAP 02/2002

AAP = Alternate Approval Procedure
APC = ATM, Packet-based, and Common protocols
AVD = Audio, Video, and Data
COM = White paper contribution to Study Group 16
PL = Plenary document
TD = Temporary document
C = Contribution
WP1 = ITU-T SG16 Working Party 1
WP2 = ITU-T SG16 Working Party 2
GEN = General document