Network Aspects (NA) - Availability performance of path elements of international digital paths (Endorsement of the English version EN 300416 V 1.2.1 (1998-08) as German standard)
Edition 2000-09

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

Transmission and Multiplexing (TM) - Management of Synchronous Digital Hierarchy (SDH) transmission equipment - Fault management and performance monitoring; functional description (Endorsement of the English version EN 301167 V 1.1.1 (1998-08) as German standard)
Edition 2000-09

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

Telecommunications Management Network (TMN) - Linear multiplex section protection configuration information model for the Network Element (NE) view (Endorsement of the English version EN 301268 V 1.1.1 (1999-05) as German Standard)
Edition 1999-12

Telecommunications Management Network (TMN) - Scheduling function - Support object classes (Endorsement of the English version EN 301098 V 1.1.1 (1998-08) as German Standard)
Edition 1999-12

Synchronous Digital Hierarchy (SDH) - Unidirectional performance monitoring for the network element view (Endorsement of the English version EN 301155 V 1.1.1 (1998-05) as German Standard)
Edition 1999-12

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

Telecommunications Management Network (TMN) - Q3 interface at the Local Exchange (LE) for fault and performance management of V5 interfaces and associated customer profiles - Part 1: Q3 interface specification (Endorsement of the English version EN 300379-1 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