Integrated Services Digital Network (ISDN); Telephony 7 kHz, videotelephony, audiographic conference and videoconference teleservices - Digital Subscriber Signalling System No. one (DSS 1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300267-1 V 1.3.2 (2000-05) as German standard)
Edition 2001-02

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol; Connection characteristics; ATM traffic descriptor modification with negotiation by the connection owner - Part 1: Protocol specification [ITU-T Recommendation Q.2963.3, modified] (Endorsement of the English version EN 301486-1 V 1.1.3 (2000-04) as German standard)
Edition 2001-02

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) and Signalling System No. 7 protocols; Signalling application for the mobility management service on the alpha interface - Part 2: Protocol Implementation conformance Statement (PICS) proforma specification (Endorsement of the English version EN 301144-2 V 1.1.1 (2000-10) as German standard)
Edition 2001-05

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) and Signalling System No. 7 protocols; Signalling application for the mobility management service on the alpha interface - Part 1: Protocol specification (Endorsement of the English version EN 301144-1 V 1.1.2 (2000-10) as German standard)
Edition 2001-05

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO); Sub-part 4-5: Abstract Test Suite (ATS) for Mobile Station (MS) Repeater type 1 (Endorsement of the English version EN 300394-4-5 V 1.1.1 (2001-01) as German standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO); Sub-part 4-13: Abstract Test Suite (ATS) for Mobile Station Repeater type 2 (Endorsement of the English version EN 300394-4-13 V 1.1.1 (2001-01) as German standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 4: Protocol testing specification for Direct Mode Operation (DMO); Sub-part 14: Abstract Test Suite (ATS) for Repeater type 2 (Endorsement of the English version EN 300394-4-14 V 1.1.1 (2001-01) as German standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Technical requirements for Direct Mode Operation (DMO) - Part 8: Protocol Implementation Conformance Statement (PICS) proforma specification; Sub-part 8-1: Mobile Station to Mobile Station (MS-MS); Air Interface (AI) (Endorsement of the English version ETS 300396-8-1:2000-01 as German Standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Technical requirements for Direct Mode Operation (DMO) - Part 8: Protocol Implementation Conformance Statement (PICS) proforma specification; Sub-part 2: Type 1 repeater Air Interface (AI) (Endorsement of the English version EN 300396-8-23 V 1.1.1 (2001-01) as German standard)
Edition 2001-08

Broadband Integrated Services Digital Network (B-ISDN) - Signalling System No.7; Message Transfer Part (MTP) level 3 functions and messages to support international interconnection - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version EN 301004-2 V 1.1.2 (2000-01) as German Standard)
Edition 2001-09