Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplementary services stage 2; Sub-part 11-11: Call waiting (CW) (Endorsement of the English version ETS 300392-11-11:2000-09 as German standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary Services stage 3; Sub-part 12-2: Call Report (CR) (Endorsement of the English version ETS 300392-12-2:2000-09 as German standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3; Sub-part 12-11: Call waiting (CW) (Endorsement of the English version ETS 300392-12-11:2000-09 as German standard)
Edition 2001-08

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 11: Supplement services stage 2; Sub-part 10: Priority call (PC) (Endorsement of the English version EN 300392-11-10 V 1.1.1 (2001-05) as German Standard)
Edition 2002-03

Digital Enhanced Cordless Telecommunications (DECT) - Radio in the Local Loop (RLL) Access Profile (RAP) - Part 2: Advanced telephony services (Endorsement of the English version EN 300765-2 V 1.2.1 (2001-02) as German standard)
Edition 2002-05

Terrestrial Trunked Radio (TETRA) - Technical requirements for Direct Mode Operation (DMO) - Part 10: Managed Direct Mode Operation (M-DMO) (Endorsement of the English version EN 300396-10 V 1.1.2 (2002-08) as German standard)
Edition 2003-04

Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 12: Supplementary services stage 3 - Sub-part 10: Priority Call (PC) (Endorsement of the English version EN 300392-12-10 V1.2.1 (2004-02) as German standard)
Edition 2004-12

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 2: Protocol testing specification for Voice plus Data (V+D); Sub-part 2: Abstract Test Suite (ATS) for Network (NWK) layer (Endorsement of the English version ETS 300394-2-2:1998 as German standard)
Edition 1999-07

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 2: Protocol testing specification for Voice plus Data (V+D); Sub-part 3: Abstract Test Suite (ATS) for Logical Link Control (LLC) (Endorsement of the English version ETS 300394-2-3:1998 as German standard)
Edition 1999-07

Terrestrial Trunked Radio (TETRA) - Conformance testing specification - Part 2: Protocol testing specification for Voice plus Data (V+D); Sub-part 4: Abstract Test Suite (ATS) for Medium Access Control (MAC) (Endorsement of the English version ETS 300394-2-4:1998 as German standard)
Edition 1999-07