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

Transmission and Multiplexing (TM) - Optical Distribution Network (ODN) for Optical Access Network (OAN); English version ETS 300681:1997
Edition 1998-05

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) - Access digital section for ISDN primary rate; English version ETS 300233/A1:1995
Edition 1995-10

Integrated Services Digital Network (ISDN) - Access digital section for ISDN basic access; English version ETS 300297:1995
Edition 1995-12

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

Transmission and Multiplexing (TM) - Synchronous Digital Hierarchy (SDH) Network protection schemes - Automatic Protection Switch; APS protocols and operation; English version ETS 300746:1997
Edition 1997-12

Integrated Services Digital Network (ISDN) - Access digital section for ISDN primary rate; English version ETS 300233:1994
Edition 1994-10

Transmission and Multiplexing (TM) - Synchronous cross connection equipment 64 and n × 64 kbit/s cross connection rate 2048 kbit/s access ports - Part 2: Management aspects; English version ETS 300010-2:1997
Edition 1997-12

Transmission and Multiplexing (TM) - Flexible Multiplexer Equipment - Part 1: Core functions, 2048 kbit/s aggregate interface functions, tributary interface functions and special functions; English version ETS 300461-1:1996
Edition 1997-07