NISP Nation

ITU Standardisation (ITU-T)

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ITU-T owns 28 standards, which are:

Pubnum	Title	Date
E.123	Notation for national and international telephone numbers, e-mail addresses and web addresses	2001
E.164	The international public telecommunication numbering plan	2010
G.652	Characteristics of a single-mode optical fibre and cable	2016
G.703	Physical/electrical characteristics of hierarchical digital interfaces	2001
G.711	Pulse code modulation (PCM) of voice frequencies	1988
G.722	7 kHz Audio-Coding within 64 kbit/s	2012
G.722.1	Low-complexity coding at 24 and 32 kbit/s for hands-free operation in systems with low frame loss	2005
G.722.1 (2005) Corrigendum 1 (06/08)	Low-complexity coding at 24 and 32 kbit/s for hands-free operation in systems with low frame loss	2008
G.729	Coding of speech at 8 kbit/s using conjugate-structure algebraic-code-excited linear prediction (CS-ACELP)	2012
G. 993-2	Very high speed digital subscriber line transceivers 2 (VDSL2)	2011
H.248.1	Gateway Control Protocol (MGCP) v3	2013
H.263	Video coding for low bit rate communication	2005
H.264	Advanced video coding for generic audiovisual services	2017
H.320	Circuit-based Multimedia Comms. System	2004
H.323	Packet-based Multimedia Communication System	2003
J.241	Quality of service ranking and measurement methods for digital video services delivered over broadband IP networks	2005
M.2301	Performance objectives and procedures for provisioning and maintenance of IP-based networks	2002
T.120	Data Protocols for Multimedia Conferencing	2007
T.30	Procedures for document facsimile transmission in the general switched telephone network	2005
T.38	Procedures for real-time Group 3 facsimile communication over IP networks	2010
T.4	Standardization of group 3 facsimile terminals for document transmission	2003
T.6	Facsimile coding schemes and coding control functions for group 4 facsimile apparatus	1988
X.509	Information technology - Open Systems Interconnection - The Directory: Public-key and attribute certificate frameworks	2016
X.841	Information Technology - Security Techniques - Security information objects for access control	2000
Y.1540	IP packet transfer and availability performance parameters	2016
Y.1540	Internet protocol data communication service - IP packet transfer and availability performance parameters	2019
Y.1541	Network performance objectives for IP-based services	2011
Y.1542	Framework for achieving end-to-end IP performance objectives	2010