Digital cellular telecommunications system (Phase 2) - Interworking of GSM Network Management (NM) procedures and messages at the Base Station Controller (BSC) (Endorsement of the English version ETS 300624:1996 as German standard)
Edition 2000-12

Integrated Services Digital Network (ISDN) - Harmonized Programmable Communication Interface (HPCI) for ISDN (Endorsement of the English version ETS 300838:1998 as German)
Edition 2001-04

Digital cellular telecommunications system (Phase 2) - Performance data measurements (Endorsement of the English version ETS 300615:1996-08 as German standard)
Edition 2001-04

Integrated Services Digital Network (ISDN) - Specification of the Packet Handler access point Interface (PHI) (Endorsement of the English version ETS 300099:1998 as German standard)
Edition 2000-06

Network Aspects (NA) - Digital coding of component television signals for contribution quality applications in the range 34-45 Mbit/s (Endorsement of the English version ETS 300174:1992 + A1:1997 as German standard)
Edition 2000-06

Broadband Integrated Services Digital Network (B-ISDN) - Support of Frame Relay Bearer Service (FRBS) in B-ISDN and frame relay interworking between B-ISDN and other networks (Endorsement of the English version ETS 300467:1998 as German standard)
Edition 2000-06

Broadband Integrated Services Digital Network (B-ISDN) - ATM Adaptation Layer (AAL) - Support of the High Level Data Link Control (HDLC) core service by AAL type 5 [ITU-T Recommendation I.365.4 (1996)] (Endorsement of the English version ETS 300821:1998 as German standard)
Edition 2000-06

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) - Retainability performance for B-ISDN switched connections (Endorsement of the English version ETS 300818:1998 as German standard)
Edition 2000-09