Universal Personal Telecommunication (UPT) - Specification of the security architecture for UPT phase 1 - Part 2: Implementation Conformance Statement (ICS) proformas; English Version ETS 300391-2:1995
Edition 1996-02

Public Switched Telephone Network (PSTN) - Calling Line Identification Restriction (CLIR) supplementary service - Service description; English version ETS 300649:1997
Edition 1997-12

Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; service description; english version ETS 300062:1991
Edition 1992-09

European digital cellular telecommunications system (Phase 2) - Bearer services supported by a GSM Public Land Mobile Network (PLMN); English version ETS 300501:1994
Edition 1995-01

European digital cellular telecommunications system (Phase 2) - Mobile Station - Base Station System (MS-BSS) interface - General aspects and principles; English version ETS 300550:1994
Edition 1995-01

European digital cellular telecommunications system (Phase 2) - Advice of Charge (AoC) supplementary services - Stage 2; English version ETS 300547:1995
Edition 1995-09

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

Satellite Earth Stations and Systems (SES) - Receive-only Very Small Aperture Terminals (VSATs) operating in the 4 GHz frequency band; English version ETS 300333:1997
Edition 1998-05

European digital cellular telecommunications system (Phase 2) - Procedure for call progress indications; English version ETS 300512:1996
Edition 1996-08

Television systems - Enhanced 625-line PAL/SECAM television - Ghost Cancellation Reference (GCR) signals; English version ETS 300732:1997
Edition 1997-08