European digital cellular telecommunications system (Phase 2) - Discontinuous Reception (DRX) in the GSM system; English version ETS 300531:1994
Edition 1995-01

Transmission and Multiplexing (TM) - Performance monitoring information model for the Network Element (NE) view; English version ETS 300411:1995
Edition 1995-11

Broadband Integrated Services Digital Network (B-ISDN) - Signalling system No. 7 - Interworking between Broadband ISDN User Part (B-ISUP) and Digital Subscriber Signalling system No. 2 (DSS2) (ITU-T Q.2650:1995, modified); English version ETS 300495:1997
Edition 1998-02

Public Switched Telephone Network (PSTN) - Calling Line Identification Presentation (CLIP) supplementary service - Service description; English version ETS 300648:1997
Edition 1997-12

Integrated Services Digital Network (ISDN); circuit mode structured bearer service category usable for 3,1 kHz audio information transfer; terminal requirements necessary for end-to-end compatibility; English version ETS 300084:1993
Edition 1993-11

Network aspects (NA); accessibility for 64 kbit/s circuit switched international end-to-end ISDN traffic relations; English version ETS 300251:1993
Edition 1994-04

Network Aspects (NA) - Metropolitan Area Network (MAN) - Physical Layer Convergence Procedure (PLCP) for 155,520 Mbit/s; CCITT Recommendations G.707, G.708 and G.709; SDH based systems; Protocol Implementation Conformance Statement (PICS); English version ETS 300272:1994
Edition 1994-10

Network Aspects (NA); Metropolitan Area Network (MAN) - Physical Layer Convergence Procedure (PLCP) for 622,080 Mbit/s; CCITT Recommendations G.707, G.708 and G.709; SDH based systems; Protocol Implementation Conformance Statement (PICS); English version ETS 300277:1994
Edition 1994-10

Network Aspects (NA) - Metropolitan Area Network (MAN) - Physical Layer Convergence Procedure (PLCP) for 2,048 Mbit/s - Protocol Implementation Conformance Statement (PICS); English version ETS 300269:1994
Edition 1994-10

Network Aspects (NA) - Metropolitan Area Network (MAN) - Physical Layer Convergence Procedure (PLCP) for 34,368 Mbit/s - Protocol Implementation Conformance Statement (PICS); English version ETS 300270:1994
Edition 1994-10