Private Integrated Services Network (PISN) - Mapping functions for the employment of 64 kbit/s circuit mode connections with 16 kbit/s sub-multiplexing (ISO/IEC 17310 (2002), modified) (Endorsement of the English version EN 301039 V 1.2.1 (2002-09) as German standard)
Edition 2003-12

Private Integrated Services Network (PISN) - Specification, functional models and information flows - Circuit-mode multi-rate bearer services [ISO/IEC 11584 (1996) modified]; English version EN 301049 V 1.1.1 (1997.09)
Edition 1998-10

Private Integrated Services Network (PISN) - Mapping functions for the employment of a circuit mode basic service and the supplementary service user-to-user signalling as a pair of on-demand inter-PINX connections (Mapping/UUS) (Endorsement of the English version EN 301102 V 1.1.1 (1998-06) as German standard)
Edition 2000-03

Digital cellular telecommunications system (Phase 2+) - Attachment requirements for Global System for Mobile communications (GSM) - High Speed Circuit Switched Data (HSCSD) Multislot Mobile Stations - Access (GSM 13.34 version 5.1.1 Release 1996) (Endorsement of the English version EN 301419-2 V5.1.1 (2000-04) as German standard)
Edition 2004-03

Cordless Terminal Mobility (CTM) - Phase 2+ Feature Package 1 (FP1); Circuit-switched data - Service description (Endorsement of the English version EN 301692 V 2.0.2 (2000-05) as German standard)
Edition 2000-12

Private Integrated Services Network (PISN) - Functional requirements for static circuit-mode inter-PINX connections (ISO/IEC 14474 (1998), modified) (Endorsement of the English version EN 301765 V 1.1.1 (2000-08) as German standard)
Edition 2001-06

Private Integrated Services Network (PISN) - Mapping functions for the employment of 64 kbit/s circuit mode connections with 8 kbit/s sub-multiplexing (ISO/IEC 17311 (2002), modified) (Endorsement of the English version EN 301924 V 1.1.1 (2002-09) as German standard)
Edition 2003-07

Digital Enhanced Cordless Telecommunications (DECT) - Cordless Terminal Mobility (CTM) - Feature Package 1 (FP1); CTM circuit-switched data profile, 32 kbit/s and 64 kbit/s unrestricted digital information (UDI) (Endorsement of the English version EN 302096 V 0.2.3 (1999-11) as German standard)
Edition 2000-07

Private Telecommunication Network (PTN); signalling protocol at the S-reference point; circuit mode basic services; English version ETS 300192:1992
Edition 1993-09

Network aspects (NA); accessibility for 64 kbit/s circuit switched international end-to-end ISDN traffic relations; English version ETS 300251:1993
Edition 1994-04