Business telecommunications (BT); Open Network Provision (ONP) technical requirements; 2048 kbit/s digital unstructured leased line (D2048U); network interface presentation; English version ETS 300246:1993
Edition 1994-04

Network Aspects (NA); Metropolitan Area Network (MAN); physical layer convergence procedure for 34,368 Mbit/s; English version ETS 300214:1992
Edition 1993-07

Network Aspects (NA); Metropolitan Area Network (MAN); physical layer convergence procedure for 139,264 Mbit/s; English version ETS 300215:1992
Edition 1993-07

Integrated Services Digital Network (ISDN) - Audiovisual services - Inband signalling procedures for audiovisual terminals using digital channels up to 2048 kbit/s; English version ETS 300143:1994
Edition 1994-12

Public Switched Telephone Network (PSTN) - Category II specification for 9600 or 4800 bits per second duplex modems standardized for use on the PSTN; English version ETS 300002:1996
Edition 1997-08

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

Public Switched Telephone Network (PSTN) - Category II specification for 14400, 12000, 9600, 7200 and 4800 bits per second duplex modems standardized for use on the PSTN; English version ETS 300492:1996
Edition 1997-08

Aerospace series - Electrical contacts used in elements of connection - Part 070: Contacts, electrical, male, type A, crimp, class S - Product standard; English version prEN 3155-070:2023
Edition 2023-04

Aerospace series - Electrical contacts used in elements of connection - Part 071: Contacts, electrical, female, type A, crimp, class S - Product standard; English version prEN 3155-071:2023
Edition 2023-04

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