Broadband Integrated Services Digital Network (B-ISDN) - ATM Adaptation Layer (AAL) - Sublayers: Service Specific Co-ordination Function (SSCF) to provide the Connection-Oriented Network Service (CONS) [ITU-T Recommendation I.365.2 (1995)] (Endorsement of the English version ETS 300842:1998 as German standard)
Edition 2000-06

Integrated Services Digital Network (ISDN) and other digital telecommunications networks - Line transmission of non-telephone signals - Video codec for audiovisual services at p×64 kbits [ITU-T Recommendation H.261 (1993), modified] (Endorsement of the English version ETS 300142:1998 as German standard)
Edition 2000-06

Broadband Integrated Services Digital Network (B-ISDN) - Asynchronous Transfer Mode (ATM) - Management of the network element view (ITU-T Recommendation I.751 (1996)) (Endorsement of the English version ETS 300469:1998-03 as German Standard)
Edition 2001-08

Broadband Integrated Service Digital Network (B-ISDN) - Asynchronous Transfer Mode (ATM) - Part 1: B-ISDN ATM functional characteristics [ITU-T Recommendation I.150 (1995)] (Endorsement of the English version ETS 300298-1:1996 as German standard)
Edition 2000-06

Broadband Integrated Service Digital Network (B-ISDN) - Asynchronous Transfer Mode (ATM) - Part 2: B-ISDN ATM layer specification [ITU-T Recommendation I.361 (1995)] (Endorsement of the English version ETS 300298-2:1996 as German standard)
Edition 2000-06

Terminal equipment (TE) - Terminal characteristics for the telematic file transfer within the teletex service (ITU-T Recommendation T.571, modified); English version ETS 300154:1994
Edition 1994-08

Integrated Services Digital Network (ISDN) - Definition and usage of cause and location in Digital Subscriber Signalling System No. one (DSS1) and Signalling System No. 7 (SS7) ISDN User Part (ISUP) (ITU-T Recommendation Q.850 (1998) with addendum, modified) (Endorsement of the English version EN 300485 V 1.3.1 (2001-04) as German standard)
Edition 2001-12

Broadband Integrated Services Digital Network (B-ISDN) - ATM Adaptation Layer (AAL) - Sublayers: Service Specific Co-ordination Function (SSCF) to provide the Connection-Oriented Transport Service (COTS) [ITU-T Recommendation I.365.3 (1995)] (Endorsement of the English version EN 301117 V 1.1.1 (1998-04) as German Standard)
Edition 2000-06

Integrated Services Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User Part (ISUP) - Enhancement for support of Number Portability (NP) (ITU-T-Recommendation Q.769.1 (2000), modified) (Endorsement of the English version EN 302097 V 1.2.2 (2000-09) as German Standard)
Edition 2001-09

Integrated Services Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User Part (ISUP) V 4 interactions with the Intelligent Network Application Part (INAP) - Part 1: Protocol specification (ITU-T-Recommendation Q.1601:1999, modified) (Endorsement of the English version EN 301464 V 1.1.1 (2000-12) as German Standard)
Edition 2001-09