Private Integrated Services Network (PISN) - Inter-exchange signalling protocol; Cordless Terminal Location Registration (CTLR) supplementary service; ECMA-QSIG-CTLR - Part 2: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification (Endorsement of the English version EN 301454-2 V 1.3.1 (2002-01) as German Standard)
Edition 2002-11

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol; Cordless terminal authentication supplementary service - Part 2: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for the VPN "b" service entry point (Endorsement of the English version EN 301492-2 V 1.2.1 (2002-01) as German Standard)
Edition 2002-11

Access and Terminals (AT) - 2048 kbit/s digital unstructured leased line (D2048U) - Connection characteristics (Endorsement of the English version EN 300247 V 1.2.1 (2001-07) as German version)
Edition 2002-01

Access and Terminals (AT) - 2048 kbit/s digital unstructured and structured leased lines (D2048U and D2048S) - Network interface presentation (Endorsement of the English version EN 300418 V 1.2.1 (2001-07) as German Standard)
Edition 2002-01

Access and Terminals (AT) - 2048 kbit/s digital structured leased lines (D2048S) - Connection characteristics (Endorsement of the English version EN 300419 V 1.2.1 (2001-07) as German Standard)
Edition 2002-01

Access and Terminals (AT) - 34 MBit/s digital leased lines (D34U and D34S) - Connection characteristics (Endorsement of the English version EN 300687 V 1.2.1 (2001-07) as German Standard)
Edition 2002-01

Access and Terminals (AT) - 140 MBit/s digital leased lines (D140U and D140S) - Connection characteristics (Endorsement of the English version EN 300688 V 1.2.1 (2001-07) as German Standard)
Edition 2002-01

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Wireless terminal location registration supplementary service and wireless terminal information exchange Additional Network Feature (ANF) (ISO/IEC 15429 (2003), modified) (Endorsement of the English version EN 301825 V1.1.1 (2004-01) as German standard)
Edition 2004-12

Identification card systems - Telecommunications integrated circuit(s) cards and terminals - Part 7: Security module; German version EN 726-7:1999
Edition 2000-01

Access and Terminals (AT) - Multiple 64 kbit/s digital unrestricted leased lines with octet integrity presented at a structured 2048 kbit/s interface at either or both ends (D64M) - Connection characteristics and network interface presentation (Endorsement of the English version EN 300766 V 1.2.1 (2001-07) as German Standard)
Edition 2002-01