Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Signalling network layer for circuit-mode basic call control - Part 4: Test Suite Structure and Test Purposes (TSS&TP) specification for the user; English version ETS 300403-4:1997
Edition 1997-11

Quality management in medical microbiology - Part 20: Requirements for the use of control material for the examination of protozoae and microorganisms of higher order
Edition 1997-06

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

European digital cellular telecommunications system (Phase 2) - Subscriber Identity Modules (SIM), Functional characteristics; English version ETS 300509:1994
Edition 1995-01

Transmission and Multiplexing (TM) - Physical layer User Network Interface (UNI) for 2048 kbit/s Asynchronous Transfer Mode (ATM) signals; English version ETS 300742:1997
Edition 1998-02

Integrated Services Digital Network (ISDN); conference call, add-on (CONF) supplementary service; functional capabilities and information flows; English version ETS 300184:1993 + Corrigendum September 1993
Edition 1994-04

Radio Equipment and Systems (RES) - Land mobile service - Binary Interchange of Information and Signalling at 1200 bit/s (BIIS 1200); English version ETS 300230:1996
Edition 1998-06

Digital cellular telecommunications system (Phase 2) - GSM Network configuration management; English version ETS 300617:1996
Edition 1997-07

Digital Enhanced Cordless Telecommunications (DECT) - Global System for Mobile communications (GSM); Integrated Services Digital Network (ISDN); DECT access to GSM via ISDN - Functional capabilities and information flows; English version ETS 300788:1997
Edition 1998-07

Radio Equipment and Systems (RES) - Digital Enhanced Cordless Telecommunications/Global System for Mobile communications (DECT/GSM) interworking profile - Mobile services Switching Centre (MSC); Fixed Part (FP) interconnection; English version ETS 300499:1996
Edition 1998-06