Fixed radio systems - Point-to-multipoint equipment - Time Division Multiple Access (TDMA); Point-to-multipoint digital radio systems in frequency bands in the range 1 GHz to 3 GHz (Endorsement of the English version EN 300636 V 1.3.1 (2001-02) as German Standard)
Edition 2001-10

Fixed radio systems - Point-to-point equipment - Sub-STM-1 digital radio systems operating in the 13 GHz, 15 GHz and 18 GHz frequency bands with about 28 MHz co-polar and 14 MHz cross-polar channel spacing (Endorsement of the English version EN 300639 V 1.3.1 (2001-02) as German Standard)
Edition 2001-10

Telecommunications Management Network (TMN) - Synchronous Digital Hierachy (SDH) radio relay equipment - Information model for use on Q interface (Endorsement of the English version EN 300645 V 1.2.1 (1998-10) as German standard)
Edition 2000-09

Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Digital cellular telecommunications system (phase 2); Application of ISDN User Part (ISUP) version 2 for the ISDN - Public Land Mobile Network (PLMN) signalling interface - Part 1: Protocol specification (GSM 09.12 version 4.2.2) (Endorsement of the English version EN 300646-1 V 4.2.2 (1999-05) as German standard)
Edition 2000-12

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) - Message Waiting Indication (MWI) supplementary service - Service description (Endorsement of the English version EN 300650 V 1.2.1 (2001-05) as German standard)
Edition 2002-07

Broadband Radio Access Networks (BRAN) - High PErformance Radio Local Area Network (HIPERLAN) Type 1 - Functional specification (Endorsement of the English version EN 300652 V 1.2.1 (1998-07) as German standard)
Edition 2001-02

Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 1: On-hook data transmission (Endorsement of the English version EN 300659-1 V 1.3.1 (2001-01) as German Standard)
Edition 2001-12

Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 2: Off-hook data transmission (Endorsement of the English version EN 300659-2 V 1.3.1 (2001-01) as German Standard)
Edition 2001-12

Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 3: Data link message and parameter codings (Endorsement of the English version EN 300659-3 V 1.3.1 (2001-01) as German Standard)
Edition 2001-12