Integrated Services Digital Network (ISDN) - Basic User Network Interface (UNI) - Part 2: Implementation Conformance Statement (ICS) and Implementation eXtra Information for Testing (IXIT) specification for interface IA (Endorsement of the English version ETS 300012-2:1998 as German Standard)
Information processing systems; interface connector and contact assignment for ISDN basic access interface located at reference points S and T (ISO 8877, 1st edition 1987), EN 28877:1990— 15 стр.
Information technology; telecommunications and information exchange between systems; interface connector and contact assignment for ISDN basic access interface located at reference points S and T (ISO/IEC 8877:1992); English version EN 28877:1993— 16 стр.
Connectors for electronic equipment - Part 7-7: Detail specification for 8-way, shielded, free and fixed connectors for data transmission with frequencies up to 600 MHz (IEC 60603-7-7:2006); German version EN 60603-7-7:2006— 94 стр.
Customer premises cabling for information technology - Part 2: 2048 kbit/s ISDN primary access and leased line network interface; German version EN 50098-2:1996— 15 стр.
