Information technology - Telecommunications and information exchange between systems - DTE/DCE interface back-up control operation using ITU-T recommendation V.24 interchange circuits
Edition 1995-09

CHILL - The ITU-T programming language
Edition 2003-12

Information technology - Open Systems Interconnection - Procedures for the operation of OSI Registration Authorities: Registration of Object Identifier arcs beneath the top-level arc jointly administered by ISO and ITU-T
Edition 2008-12

Information technology - Open Systems Interconnection - Procedures for the operation of OSI Registration Authorities: Joint ISO and ITU-T Registration of International Organizations
Edition 2008-12

Integrated Services Digital Network (ISDN) - Signalling System No.7 - Message Transfer Part (MTP) to support international interconnection - Part 1: Protocol specification [ITU-T Recommendations Q.701, Q.702, Q.703, Q.704, Q.705, Q.706, Q.707 and Q.708, modified]
Edition 2003-09-01

Integrated Services Digital Network (ISDN) - Signalling System No.7 - Signalling Connection Control Part (SCCP) (connectionless and connection-oriented) to support international interconnection - Part 1: Protocol specification [ITU-T Recommendations Q.711 to Q.716 (1996), modified]
Edition 2001-05-01

Integrated Services Digital Network (ISDN) - Application of the ISDN User Part (ISUP) of ITU-T Signalling System No.7 (SS7) for international ISDN interconnections (ISUP version 1) - Amendment 1: International Emergency Preference Scheme (IEPS) service [ITU-T Recommendation Q.767 Amendment 1 (2002), modified]
Edition 2003-09-01

Broadband Integrated Services Digital Network (B-ISDN) - Traffic control and congestion control in B-ISDN - Conformance definitions for Available Bit Rate (ABR) and ATM Block Transfer (ABT) [ITU-T Recommendation I.371.1 (1997)]
Edition 1998-07-01

Integrated Services Digital Network (ISDN) - Signalling System No.7 (SS7) - ISDN User Part (ISUP) version 4 for the international interface - Part 1: Basic services [ITU-T Recommendations Q.761 to Q.764 (1999), modified]
Edition 2001-11-01

Integrated Services Digital Network (ISDN) - Signalling System No.7 (SS7) - ISDN User Part (ISUP) version 4 for the international interface - Part 2: ISDN supplementary service [ITU-T Recommendation Q.730 (1999), modified]
Edition 2002-10-01