Universal Personal Telecommunication (UPT) - Specification of the security architecture for UPT phase 1 - Part 3: Conformance Test Specification (CTS); English Version ETS 300391-3:1995
Edition 1996-02

Network Aspects (NA); connectionless broadband data service (CBDS); part 1: overview; English version ETS 300217-1:1992
Edition 1993-07

Broadband Integrated Services Digital Network (B-ISDN) - B-ISDN Protocol Reference Model (PRM); English version ETS 300354:1995
Edition 1996-04

Transmission and Multiplexing (TM) - Generic frame structures for the transport of various signals (including Asynchronous Transfer Mode (ATM) cells and Synchronous Digital Hierarchy (SDH) elements) at the ITU-T Recommendation G.702 hierarchical rates of 2048 kbit/s, 34368 kbit/s and 139264 kbit/s; English version ETS 300337:1997
Edition 1998-04

Broadband Integrated Services Digital Network (B-ISDN) - B-ISDN Operation and Maintenance (OAM) principles and functions; English version ETS 300404:1997
Edition 1998-07

Network Aspects (NA); Metropolitan Area Network (MAN); principles and architecture; English version ETS 300211:1992
Edition 1993-07

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol; signalling network layer for circuit-mode basic call control - Part 5: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user; English version ETS 300403-5:1997
Edition 1998-08