Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol; Explicit Call Transfer (ECT) supplementary service - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsement of the English version EN 300369-5 V 1.3.1 (2002-05) as German Standard)
Edition 2002-12

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol; Explicit Call Transfer (ECT) supplementary service - Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network (Endorsement of the English version EN 300369-6 V 1.5.1 (2002-05) as German Standard)
Edition 2002-12

Digital Enhanced Cordless Telecommunications (DECT) - Global System for Mobile communications (GSM); DECT/GSM interworking profile (IWP) - Access and mapping (Protocol/procedure description for 3,1 kHz speech service) (Endorsement of the English version EN 300370 V 1.3.1 (2001-01) as German standard)
Edition 2002-05

Telecommunications Management Network (TMN) - Plesiochronous Digital Hierarchy (PDH) information model for the Network Element (NE) view (Endorsement of the English version EN 300371 V 1.3.2 (2001-02) as German standard)
Edition 2001-12

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Maritime mobile transmitters and receivers for use in the MF and HF bands - Part 1: Technical characteristics and methods of measurement (Endorsement of the English version EN 300 373-1 V1.4.1 (2013-09) as German standard)
Edition 2014-04

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Maritime mobile transmitters and receivers for use in the MF and HF bands - Part 2: Harmonized EN covering essential requirements under article 3.2 of the R&TTE Directive (Endorsement of the English version EN 300373-2 V1.2.1 (2009-12) as German standard)
Edition 2010-04

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Maritime mobile transmitters and receivers for use in the MF and HF bands - Part 3: Harmonized EN covering essential requirements under article 3.3 (e) of the R&TTE Directive - Equipment with integrated or associated equipment for Class E Digital Selective Calling (DSC) (Endorsement of the English version EN 300373-3 V1.2.1 (2009-12) as German standard)
Edition 2010-04

Telecommunications Management Network (TMN) - Q3 interface at the Access Network (AN) for configuration management of V5 interfaces and associated user ports - Part 1: Q3 interface specification (Endorsement of the English version EN 300376-1 V 1.2.1 (1999-10) as German standard)
Edition 2000-10

Telecommunications Management Network (TMN) - Q3 interface at the Local Exchange (LE) for configuration management of V5 interfaces and associated customer profiles - Part 1: Q3 interface specification (Endorsement of the English version EN 300377-1 V 1.2.1 (1999-10) as German standard)
Edition 2000-10

Telecommunications Management Network (TMN) - Q3 interface at the Access Network (AN) for fault and performance management of V5 interfaces and associated user ports - Part 1: Q3 interface specification (Endorsement of the English version EN 300378-1 V 1.2.1 (1999-10) as German standard)
Edition 2000-10