Digital Enhanced Cordless Telecommunications (DECT) - Common Interface (CI); Test Case Library (TCL) - Part 1: Test Suite Structure (TSS) and Test Purposes (TP) for Medium Access Control (MAC) layer (Endorsement of the English version EN 300497-1 V 0.3.2 (1999-09) as German standard)
Edition 2000-07

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol; Cordless terminal authentication supplementary services - Part 1: Test Suite structure and Test Purposes (TSS&TP) specification for the VPN "b" service entry point (Endorsement of the English version EN 301492-1 V 1.1.2 (2000-12) as German standard)
Edition 2001-05

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol; Call offer supplement service - Part 1: Test Suite structure and Test Purposes (TSS&TP) (Endorsement of the English version EN 301491-1 V 1.1.2 (2000-11) as German standard)
Edition 2001-05

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol; Call transfer supplementary service for the VPN "b" service entry point - Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification (Endorsement of the English version EN 301490-1 V 1.1.2 (2000-12) as German standard)
Edition 2001-05

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol; Advice of Charge (AoC) supplementary services (ISO/IEC 15049 (1997), modified) - Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification (Endorsement of the English version EN 301483-1 V 1.2.2 (2000-09) as German standard)
Edition 2001-05

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol; Cordless Terminal Incoming Call additional network feature (ANF-CTMI) for the VPN "b" service entry point - Part 1: Test Suite structure and Test Purposes (TSS&TP) (Endorsement of the English version EN 301455-1 V 1.1.4 (2000-09) as German standard)
Edition 2001-05

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol; Cordless Terminal Location Registration (CTLR) supplementary service - Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification (Endorsement of the English version EN 301454-1 V 1.1.4 (2000-09) as German standard)
Edition 2001-05

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol; Diversion supplementary services (ISO/IEC 13873 (1995), modified) - Part 1: Test Suite Structure and Test Purposes (TSS&TP) specification (Endorsement of the English version EN 301453-1 V 1.1.2 (2000-11) as German standard)
Edition 2001-05

Private Integrated Services Network (PISN) - Cordless Terminal Mobility (CTM); Inter-exchange signalling protocol; Cordless terminal outgoing call additional network feature (ANF-CTMO) for the VPN "b" service entry point - Part 1: Test Suite structure and Test Purposes (TSS&TP) (Endorsement of the English version EN 301451-1 V 1.1.4 (2000-09) as German standard)
Edition 2001-05

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol, Circuit mode basic services, Network Layer (NL) - Part 1: Test Suite Structure and Test Purposes (TSS&TP) (Endorsement of the English version EN 300805-1 V 1.2.1 (2000-05) as German standard)
Edition 2001-06