Broadband Integrated Services Digital Network (B-ISDN) - Synchronous Digital Hierarchy (SDH) based user network access - Physical Layer User Network Interface (UNI) for 155520 kbit/s and 622080 kbit/s Asynchronous Transfer Mode (ATM) B-ISDN applications; English version ETS 300300:1997
Edition 1998-02

Universal Personal Telecommunication (UPT) - Security architecture for UPT phase 2 - Specification; English version ETS 300790:1997
Edition 1998-07

Integrated Services Digital Network (ISDN) - Audio characteristics of terminals designed to support conference services in the ISDN; English version ETS 300807:1997
Edition 1998-07

Digital Enhanced Cordless Telecommunications (DECT) - Global System for Mobile communications (GSM) - DECT/GSM Interworking Profile (IWP); implementation of bearer services; English version ETS 300756:1997
Edition 1998-06

Digital Enhanced Cordless Telecommunications (DECT) - Global System for Mobile communications (GSM) - DECT/GSM Interworking Profile (IWP) - Implementation of short message service, point-to-point and cell-broadcast; English version ETS 300754:1997
Edition 1998-06

Transmission and multiplexing (TM); protocol suites for Q interfaces for management of transmission systems; English version ETS 300150:1992
Edition 1994-01

Public Switched Telephone Network (PSTN) - Category II specification for 9600 or 4800 bits per second duplex modems standardized for use on the PSTN; English version ETS 300002:1996
Edition 1997-08

Public Switched Telephone Network (PSTN) - Category II specification for 2400 bits per second duplex modems standardized for use on the PSTN; English version ETS 300117:1996
Edition 1997-08

European digital cellular telecommunications system - Half rate speech - Part 3: Substitution and muting of lost frames for half rate speech traffic channels; English version ETS 300581-3:1995
Edition 1996-07

Frame relay services - Part 3: Frame relay data transmission service; service definition; English version ETS 300399-3:1995
Edition 1995-10