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

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

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

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

Integrated Services Digital Network (ISDN) - Primary rate User-Network Interface (UNI) - Part 3: Implementation Conformance Statement (ICS) and Implementation eXtra Information for Testing (IXIT) proforma specification for interface IA and IB; English version ETS 300011-3:1998
Edition 1998-12