Integrated Services Digital Network (ISDN) - Signalling System No.7 (SS7) - Signalling Connection Control Part (SCCP) (connectionless and connection-oriented class 2) to support international interconnection - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification
Edition 2002-07-01

Access and Terminals (AT) - 2 048 kbit/s digital unstructured leased line (D2048U) - Connection characteristics
Edition 2001-11-01

Access and Terminals (AT) - 64 kbit/s digital unrestricted leased line with octet integrity (D64U) - Connection characteristics
Edition 2001-11-01

Access and Terminals (AT) - 2 048 kbit/s digital structured leased lines (D2048S) - Connection characteristics
Edition 2001-11-01

Broadband Integrated Services Digital Network (B-ISDN) - Signalling ATM Adaptation Layer (SAAL) - Service Specific Connection Oriented Protocol (SSCOP) - Part 1: Protocol specification [ITU-T Recommendation Q.2110, modified]
Edition 2000-12-01

Access and Terminals (AT) - Ordinary quality voice bandwidth 2-wire analogue leased line (A2O) - Connection characteristics and network interface presentation
Edition 2001-11-01

Access and Terminals (AT) - Special quality voice bandwidth 2-wire analogue leased line (A2S) - Connection characteristics and network interface presentation
Edition 2001-11-01

Access and Terminals (AT) - Ordinary quality voice bandwidth 4-wire analogue leased line (A4O) - Connection characteristics and network interface presentation
Edition 2001-11-01

Access and Terminals (AT) - Special quality voice bandwidth 4-wire analogue leased line (A4S) - Connection characteristics and network interface presentation
Edition 2001-11-01

Broadband Integrated Services Digital Network (B-ISDN) - Signalling ATM Adaptation Layer (SAAL) - Layer Management for the SAAL at the Network Node Interface (NNI) - Part 1: Service Specific Connection Oriented Protocol (SSCOP) and Service Specific Co-ordination Function (SSCF) [ITU-T Recommendation Q.2144 (1995), modified]
Edition 1999-03-01