Published Date: 08/01/1992

Attachment requirements for Data Terminal Equipment (DTE) to connect to Packet Switched Public Data Networks (PSPDN) using CCITT recommendation X.25 (1984) interface; requirements applicable to DTEs subscribing to Multilink operation; english version ETS 300124:1991

$24.525

DIN ETS 300223

Published Date: 01/01/1994

Terminal equipment (TE); syntax-based videotex common end-to-end protocols; English version ETS 300223:1993

$48.069

DIN ETS 300391-3

Published Date: 02/01/1996

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

$20.274

DIN ETS 300499

Published Date: 06/01/1998

Radio Equipment and Systems (RES) - Digital Enhanced Cordless Telecommunications/Global System for Mobile communications (DECT/GSM) interworking profile - Mobile services Switching Centre (MSC); Fixed Part (FP) interconnection; English version ETS 300499:1996

$26.814