Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 31: Protocol Implementation Conformance Statement (PICS) proforma specification for basis services (Endorsement of the English version EN 300356-31 V 3.0.3 (2000-08) as German Standard)
Edition 2001-09

Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 34: Protocol Implementation Conformance Statement (PICS) proforma specification for supplementary services (Endorsement of the English version EN 300356-34 V 3.0.5 (2000-09) as German standard)
Edition 2001-09

Integrated Services Digital Network (ISDN) - Signalling System No. 7 (SS7) - ISDN User Part (ISUP) version 4 for the international interface - Part 33: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for basic services (Endorsement of the English version EN 300356-33 V4.1.1 (2003-07) as German standard)
Edition 2004-07

Digital Enhanced Cordless Telecommunications (DECT) - Integrated Services Digital Network (ISDN); DECT/ISDN interworking for intermediate system configuration; profile Implementation Conformance Statement (ICS) - Part 1: Portable radio Termination (PT) (Endorsement of the English version EN 301241-1 V 1.1.1 (1998-12) as German Standard)
Edition 1999-12

Digital Enhanced Cordless Telecommunications (DECT) - Integrated Services Digital Network (ISDN); DECT/ISDN interworking for intermediate system configuration; profile Implementation Conformance Statement (ICS) - Part 2: Fixed radio Termination (FT) (Endorsement of the English version EN 301241-2 V 1.1.1 (1998-12) as German Standard)
Edition 1999-12

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO); Sub-part 2: Abstract Test Suite (ATS) for Mobile Station to Mobile Station (MS-MS) Air Interface (AI) (Endorsement of the English version ETS 300394-4-2:1999 as German standard)
Edition 2000-05

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO); Sub-part 4-1: Test Suite Structure and test Purposes (TSS&TP) for Mobile Station to Mobile Station (MS-MS) Air Interface (AI) (Endorsement of the English version ETS 300394-4-1:1999 as German standard)
Edition 2000-05

Broadband Integrated Services Digital Network (B-ISDN) - Signalling ATM Adaptation Layer (SAAL); Service Specific Co-ordination Function (SSCF) for the support of signalling at the Network Node Interface (NNI) - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version ETS 300438-2:1998 as German standard)
Edition 1999-09

V interfaces at the digital Service Node (SN) - Interfaces at the VB5.2 reference point for the support of broadband or combined narrowband and broadband Access Networks (ANs) - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) (Endorsement of the English version EN 301217-4 V 1.1.1 (2001-01) as German Standard)
Edition 2001-09

Consumer audio/video equipment - Digital interface - Part 6: Audio and music data transmission protocol (IEC 61883-6:2014); German version EN 61883-6:2014
Edition 2016-09