Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 7: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the general protocol (Endorsement of the English version EN 300402-7 V 1.4.5 (2000-08) as German standard)
Edition 2001-02

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol; Data link layer - Part 4: Protocol Implementation Conformance Statement (PICS) proforma specification for the general protocol (Endorsement of the English version EN 300402-4 V 1.2.3 (1999-11) as German standard)
Edition 2000-10

Integrated Services Digital Network (ISDN) - Narrowband Multi-service Delivery System (NMDS) - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the data link layer (NTN side) (Endorsement of the English version EN 301141-3 V 1.1.1 (2002-02) as German Standard)
Edition 2002-11

VHF air-ground Digital Link (VDL) Mode 4 radio equipment - Technical characteristics and methods of measurement for ground-based equipment - Part 2: General description and data link layer (Endorsement of the English version EN 301 842-2 V1.7.1 (2015-04) as German standard)
Edition 2015-10

VHF air-ground and air-air Digital Link (VDL) Mode 4 radio equipment - Technical characteristics and methods of measurement for aeronautical mobile (airborne) equipment - Part 2: General description and data link layer (Endorsement of the English version EN 302 842-2 V1.4.1 (2015-04) as German standard)
Edition 2015-10

V interfaces at the digital Local Exchange (LE) - V5.2 interface for the support of Access Network (AN) - Part 8: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the data link layer (Endorsement of the English version EN 300347-8  V 2.1.2 (2000-06) as German standard)
Edition 2001-05

V-interfaces at the digital Local Exchange (LE) - V5.1 interface for the support of Access Network (AN) - Part 8: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the data link layer (Endorsement of the English version EN 300324-8 V 2.1.1. (2000-05) as German standard)
Edition 2001-05

Road vehicles. Vehicle to grid communication interface. Physical and data link layer conformance test for wireless communication
Edition 2023-01-17

Road vehicles. Vehicle to grid communication interface. Physical layer and data link layer requirements for wireless communication
Edition 2020-10-07

Road vehicles. Vehicle to grid communication interface. Physical and data link layer requirements
Edition 2015-06-30