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) (Endorsement of the English version EN 300647-1 V1.1.2 (1998-11) as German standard)
Edition 2000-12

Integrated Services Digital Network (ISDN); support of CCITT recommendation X.21, X.21bis and X.20bis based Data Terminal Equipments (DTEs) by an ISDN; synchronous and asynchronous terminal adaption functions; english version ETS 300103:1990
Edition 1992-02

Broadband Integrated Services Digital Network (B-ISDN); signalling ATM Adaptation Layer (SAAL); service Specific Co-ordination Function (SSCF) for support of signalling at the User-Network Interface (UNI) - Part 1: Specification of SSCF at UNI (ITU-T Q.2130 (1995), modified); English version ETS 300437-1:1995
Edition 1996-06

Broadband Integrated Services Digital Network (B-ISDN); signalling ATM Adaptation Layer (SAAL); service Specific Co-ordination Function (SSCF) for support of signalling at the User-Network Interface (UNI) - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification; English version ETS 300437-2:1996
Edition 1997-04

Broadband Integrated Services Digital Network (B-ISDN) - Signalling ATM Adaptation Layer (SAAL); Service Specific Co-ordination Function (SSCF) for support of signalling at the Network Node Interface (NNI) - Part 1: Specification of SSCF at NNI (ITU-T Q.2140 (1995), modified); English version ETS 300438-1:1995
Edition 1996-07

Broadband Integrated Services Digital Network (B-ISDN) - Signalling ATM Adaptation Layer (SAAL); Service Specific Co-ordination Function (SSCF) for the support of signalling at the Network Node Interface (NNI) - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version ETS 300438-2:1998 as German standard)
Edition 1999-09

Digital cellular telecommunications system (Phase 2) - General on Terminal Adaptation Functions (TAF) for Mobile Stations (MS) (Endorsement of the English version ETS 300582:1996-04 as German standard)
Edition 2000-12

Digital cellular telecommunications system (Phase 2+) - General on Terminal Adaptation Functions (TAF) for Mobile Stations (MS) (Endorsement of the English version ETS 300913:1999-07 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Terminal Adaptation Functions (TAF) for services using asynchronous bearer capabilities (Endorsement of the English version ETS 300914:1998-07 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Terminal Adaptation Functions (TAF) for services using synchronous bearer capabilities (Endorsement of the English version ETS 300915:1998-07 as German standard)
Edition 2001-06