Digital cellular telecommunications system (Phase 2) - Comfort noise aspects for Enhanced Full Rate (EFR) speech traffic channels (GSM 06.62 version 4.0.1) (Endorsement of the English version EN 301247 V 4.0.1 (1997-12) as German standard)
Edition 2003-11

Digital cellular telecommunications system (Phase 2) - Use of the V series Data Terminal Equipment - Data Circuit terminating Equipment (DTE-DCE) interface at the Mobile Station (MS) for Mobile Termination (MT) configuration (Endorsement of the English version ETS 300586:1995 as German standard)
Edition 2000-12

Digital cellular telecommunications system (Phase 2) - Radio Link Protocol (RLP) for data and telematic services on the Mobile Station-Base Station System (MS-BSS) interface and the Base Station System-Mobile-services Switching Centre (BSS-MSC) interface (Endorsement of the English version ETS 300563:1998-10 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2) - Use of Data Terminal Equipment-Data Circuit terminating Equipment (DTE-DCE) interface for Short Message Service (SMS) and Cell Broadcast Service (CBS) (Endorsement of the English version ETS 300585:1997-04 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2+) - Radio Link Protocol (RLP) for data and telematic services on the Mobile Station - Base Station System (MS-BSS) interface and the Base Station System; Mobile-services Switching Centre (BSS-MSC) interface (Endorsement of the English version ETS 300946:2000-06 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2) - Attachment requirements for Global System for Mobile communications (GSM) - Mobile stations in the DCS-1800-band and additional GSM 800 band; Telephony (GSM 13.02 version 4.0.1) (Endorsement of the English version EN 301420 V 4.0.1 (1999-12) as German standard)
Edition 2003-04

Digital cellular telecommunications system (Phase 2) - Substitution and muting of lost frames for Enhanced Full Rate (EFR) speech traffic channels (GSM 06.61 version 4.0.1) (Endorsement of the English version EN 301246 V 4.0.1 (1997-12) as German standard)
Edition 2003-11

Digital cellular telecommunications system (Phase 2) - Voice Activity Detector (VAD) for Enhanced Full Rate (EFR) speech traffic channels (GSM 06.82 version 4.0.1) (Endorsement of the English version EN 301249 V 4.0.1 (1997-12) as German standard)
Edition 2003-11

Digital cellular telecommunications system (Phase 2+) - Substitution and muting of lost frames for Adaptive Multi Rate (AMR) speech traffic channels (GSM 06.91 version 7.1.1 Release 1998) (Endorsement of the English version EN 301705 V7.1.1 (2000-04) as German standard)
Edition 2004-03

Digital cellular telecommunications system (Phase 2) - Information element mapping between Mobile Station-Base Station System (MS-BSS) and Base Station System-Mobile-services Switching Centre (BSS-MSC) signalling procedures and the Mobile Application Part (MAP) (Endorsement for the English version ETS 300605:1998-05 as German standard)
Edition 2001-04