Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO); Sub-part 4-4: Test Suite Structure and Test Purposes (TSS&TP) for Direct Mode Repeater (DM-REP) type 1 (Endorsement of the English version EN 300394-4-4 V 1.1.1 (2001-01) as German standard)
Edition 2001-08

Intelligent Network (IN) - Intelligent Network Application Protocol (INAP); Capability Set 2 (CS2) - Part 4: Abstract Test Suite (ATS) specification and Partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for Service Switching Function (SSF); Sub-part 4-2: Call Party Handling (CPH) (Endorsement of the English version EN 301140-4-2 V 1.1.3 (2000-05) as German Standard)
Edition 2001-09

Intelligent Network (IN) - Intelligent Network Application Protocol (INAP); Capability Set 2 (CS2) - Part 4: Abstract Test Suite (ATS) specification and Partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for Service Switching Function (SSF); Sub-part 4-3: Specialized Resource Functions (SRF) (Endorsement of the English version EN 301140-4-3 V 1.1.3 (2000-05) as German Standard)
Edition 2001-09

Intelligent Network (IN) - Intelligent Network Application Protocol (INAP); Capability Set 2 (CS2) - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for Service Switching Function (SSF); Sub-part 3-3: Specialized Resource Functions (SRF) (Endorsement of the English version EN 301140-3-3 V 1.1.3 (2000-05) as German Standard)
Edition 2001-09

Intelligent Network (IN) - Intelligent Network Application Protocol (INAP); Capability Set 2 (CS2) - Part 4: Abstract Test Suite (ATS) specification and Partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma for Service Switching Function (SSF); Sub-part 4-1: Basic capability set of CS-1 including CS-2 complements (Endorsement of the English version EN 301140-4-1 V 1.1.3 (2000-05) as German Standard)
Edition 2001-09

Intelligent Network (IN) - Intelligent Network Application Protocol (INAP); Capability Set 2 (CS2) - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for Service Switching Function (SSF); Sub-part 3-2: Call Party Handling (CPH) (Endorsement of the English version EN 301140-3-2 V 1.1.3 (2000-05) as German Standard)
Edition 2001-09

Intelligent Network (IN) - Intelligent Network Application Protocol (INAP); Capability Set 2 (CS2) - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for Service Switching Function (SSF); Sub-part 3-1: Basic capability set of CS-1 including CS-2 complements (Endorsement of the English version EN 301140-3-1 V 1.1.3 (2000-05) as German Standard)
Edition 2001-09

Human Factors (HF) - Minimum Man-Machine Interface (MMI) to public network based supplementary services; English version ETS 300738:1997
Edition 1998-04

Aerospace series - Modular and Open Avionics Architectures - Part 005: Software; German and English version EN 4660-005:2019, only on CD-ROM
Edition 2020-07

Petroleum, petrochemical and natural gas industries - Production assurance and reliability management (ISO 20815:2018); English version EN ISO 20815:2018, only on CD-ROM
Edition 2019-08