European digital cellular telecommunications system (Phase 2) - Network functions; English version ETS 300521:1994
Edition 1995-02

Integrated Services Digital Network (ISDN) - ISDN Packet Mode Bearer Services (PMBS) - ISDN Virtual Call (VC) and Permanent Virtual Call (PVC) bearer services provided by the B-channel of the user access, basic and primary rate; English version ETS 300048:1997
Edition 1998-08

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Enhanced Radio MEssage System (ERMES) - Part 1: General aspects; English version ETS 300133-1:1997
Edition 1998-12

Integrated Services Digital Network (ISDN) - ISDN Packet Mode Bearer Services (PMBS) - ISDN Virtual Call (VC) and Permanent Virtual Call (PVC) bearer services provided by the D-channel of the user access; basic and primary rate; English version ETS 300049:1997
Edition 1998-08

Terminal Equipment (TE); syntax-based videotex lower layer protocols using packet mode access over the Public Switched Telephone Network (PSTN); English version ETS 300221:1993
Edition 1994-01

Integrated Services Digital Network (ISDN); routing in support of ISUP version 1 services; english version ETS 300100:1992
Edition 1992-09

European digital cellular telecommunications system (Phase 2) - Terminal Adaptation Functions (TAF) for services using asynchronous bearer capabilities; English version ETS 300583:1994
Edition 1995-03

European digital cellular telecommunications system (Phase 2) - Numbering, addressing and identification; English version ETS 300523:1995
Edition 1995-09

Frame relay services - Part 1: General description; English version ETS 300399-1:1995
Edition 1995-11

Electromagnetic compatibility and Radio spectrum Matters (ERM) - Enhanced Radio MEssage System (ERMES) - Part 3: Network aspects; English version ETS 300133-3:1997
Edition 1998-12