Frame relay services - Part 2: Integrated Services Digital Network (ISDN); frame relay bearer service; service definition; English version ETS 300399-2:1995
Edition 1995-10

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 2: General protocol specification [ITU-T Q.921 (1993), modified]; English version ETS 300402-2:1995
Edition 1996-06

Glass in building - Coated glass - Part 2: Requirements and test methods for class A, B and S coatings; German version EN 1096-2:2012
Edition 2012-04

European digital cellular telecommunications system (Phase 2) - GSM Public Land Mobile Network (PLMN) connection types; English version ETS 300528:1994
Edition 1995-01

European digital cellular telecommunications system (Phase 2) - Mobile Station - Base Station System (MS-BSS) interface - Data Link (DL) layer specification; English version ETS 300555:1994
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

Digital cellular telecommunications system (Phase 2) - Network Management (NM) - Part 2: Common aspects of GSM/DCS1800 Network Management; English version ETS 300612-2:1996
Edition 1997-07

Railway applications - Ballastless track systems - Part 2: System design, subsystems and components; German version EN 16432-2:2017
Edition 2017-10

Building environment design - Embedded radiant heating and cooling systems - Part 2: Determination of the design heating and cooling capacity - AMENDMENT 1 (ISO 11855-2:2021/DAM 1:2023); German and English version EN ISO 11855-2:2021/prA1:2023
Edition 2023-04

Digital cellular telecommunications system (Phase 2) - Network Management (NM) procedures and messages on the A-bis interface; English version ETS 300623:1996
Edition 1997-07