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

Intelligent transport systems - eSafety - Pan-European eCall operating requirements; German and English version prEN 16072:2024
Edition 2024-05

Integrated Services Digital Network (ISDN); three-party (3PTY) supplementary service; functional capabilities and information flows; English version ETS 300187:1993
Edition 1994-01

European digital cellular telecommunications system (Phase 2) - Description of Charge Advice Information (CAI); English version ETS 300510:1996
Edition 1996-10

Integrated Services Digital Network (ISDN) - Public Switched Telephone Network (PSTN) - Virtual Card Calling (VCC); service description; English version ETS 300711:1997
Edition 1997-12

Integrated Services Digital Network (ISDN); Malicious Call Identification (MCID) supplementary service; functional capabilities and information flows; english version ETS 300129:1992
Edition 1992-11

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

Digital Enhanced Cordless Telecommunications (DECT) - Global System for Mobile communications (GSM); Integrated Services Digital Network (ISDN); DECT access to GSM via ISDN - General description of service requirements; English version ETS 300787:1997
Edition 1998-07

Integrated Services Digital Network (ISDN); Subaddressing (SUB) supplementary service; service description; english version ETS 300059:1991
Edition 1992-09

Integrated Services Digital Network (ISDN); advice of charge: charging information at call set-up time (AOC-S) supplementary service; service description; English version ETS 300178:1992
Edition 1993-09