Transmission and Multiplexing (TM) - Digital Radio Relay Systems (DRRS) - Synchronous Digital Hierarchy (SDH) - System performance monitoring parameters of SDH DRRS
Edition 2002-04-01

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

Transmission and Multiplexing (TM) - Synchronous Digital Hierarchy (SDH) Network protection schemes - Automatic Protection Switch; APS protocols and operation; English version ETS 300746:1997
Edition 1997-12

Digital audio - Digital input-output interfacing - Transmission of digital audio over asynchronous transfer mode (ATM) networks (IEC 62365:2009); German version EN 62365:2009
Edition 2010-02