Private Telecommunication Network (PTN) - Reference configuration - Part 1: Reference configuration for PTN eXchanges (PTNX) [ISO/IEC 11579-1 (1994), modified]; English version ETS 300475-1:1995
Edition 1996-06

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol; Subaddressing (SUB) supplementary service - Part 1: Protocol specification [ITU-T Recommendation Q.2951, clause 8 (1995), modified]; English version ETS 300667-1:1996
Edition 1997-09

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Generic functional protocol- Core aspects - Part 1: Protocol specification [ITU-T Recommendation Q.2932.1, modified]; English version ETS 300796-1:1997
Edition 1998-07

Petroleum and natural gas industries - Induction bends, fittings and flanges for pipeline transportation systems - Part 3: Flanges (ISO 15590-3:2004 modified); English version EN 14870-3:2006
Edition 2006-04

Broadband Integrated Services Digital Network (B-ISDN); signalling ATM Adaptation Layer (SAAL); service Specific Co-ordination Function (SSCF) for support of signalling at the User-Network Interface (UNI) - Part 1: Specification of SSCF at UNI (ITU-T Q.2130 (1995), modified); English version ETS 300437-1:1995
Edition 1996-06

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol; Connected Line Identification Restriction (COLR) supplementary service - Part 1: Protocol specification [ITU-T Recommendation Q.2951, clause 6 (1995), modified]; English version ETS 300666-1:1996
Edition 1997-09

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 1: General aspects [ITU-T Q.920 (1993), modified]; English version ETS 300402-1:1995
Edition 1996-06

Petroleum and natural gas industries - Induction bends, fittings and flanges for pipeline transportation systems - Part 2: Fittings (ISO 15590-2:2003 modified); English version EN 14870-2:2004
Edition 2005-11

Broadband Integrated Services Digital Network (B-ISDN) - Signalling ATM Adaptation Layer (SAAL); Service Specific Co-ordination Function (SSCF) for support of signalling at the Network Node Interface (NNI) - Part 1: Specification of SSCF at NNI (ITU-T Q.2140 (1995), modified); English version ETS 300438-1:1995
Edition 1996-07

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol - Calling Line Identification Restriction (CLIR) supplementary service - Part 1: Protocol specification (ITU-T Recommendation Q.2951, clause 4 (1995), modified); English version ETS 300664-1:1996
Edition 1997-11