Integrated Services Digital Network (ISDN); Malicious Call Identification (MCID) supplementary service; serving description; english version ETS 300128:1992
Edition 1992-12

Integrated Services Digital Network (ISDN) - Public Switched Telephone Network (PSTN) - Premium Rate (PRM) service; service description; English version ETS 300712:1997
Edition 1997-12

Integrated Services Digital Network (ISDN); Closed User Group (CUG) supplementary service; service description; english version ETS 300136:1992
Edition 1992-12

Digital Enhanced Cordless Telecommunications (DECT) - Integrated Services Digital Network (ISDN) interworking for end system configuration; Profile Implementation Conformance Statement (ICS) - Part 2: Fixed radio Termination (FT); English Version ETS 300705-2:1997
Edition 1998-06

Broadband Integrated Services Digital Network (B-ISDN) - Signalling system No. 7 - Interworking between Broadband ISDN User Part (B-ISUP) and narrowband ISDN User Part (ISUP) (ITU-T Q.2660:1995, modified); English version ETS 300496:1997
Edition 1998-02

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; service description; english version ETS 300056:1991
Edition 1992-09

Integrated Services Digital Network (ISDN) - Public Switched Telephone Network (PSTN) - Televoting (VOT) service; service description; English version ETS 300713:1997
Edition 1997-12

Integrated Services Digital Network (ISDN) - Call Deflection (CD) supplementary service - Service description; English version ETS 300202:1994
Edition 1995-05

Network Aspects (NA) - Universal Personal Telecommunication (UPT); Phase 1 - Service description; English version ETS 300779:1997
Edition 1998-07

Integrated Services Digital Network (ISDN) - Videoconference teleservice - Service description; English version ETS 300678:1996
Edition 1997-11