Services and Protocols for Advanced Networks (SPAN) - Number portability for ETNS services (Endorsement of the English version EN 301937 V 1.1.1 (2002-10) as German Standard)
Edition 2003-10

Services and Protocols for Advanced Networks (SPAN) - Anonymous Call Rejection (ACR) supplementary service - Service description (Endorsement of the English version EN 301798 V 1.1.1 (2000-10) as German Standard)
Edition 2001-10

Telecontrol equipment and systems - Part 6: Telecontrol protocols compatible with ISO standards and ITU-T recommendations; section 601: Functional profile for providing the connection-oriented transport service in end system connected via permanent acces to a packet switched data network (IEC 60870-6-601:1994); German version EN 60870-6-601:1995
Edition 1995-09

Telecontrol equipment and systems - Part 5: Transmission protocols; section 2: Link transmission procedures (IEC 60870-5-2:1992); German version EN 60870-5-2:1993
Edition 1994-07

Telecontrol equipment and systems - Part 5: Transmission protocols; section 4: Definition and coding of application information elements (IEC 60870-5-4:1993); German version EN 60870-5-4:1993
Edition 1994-07

Integrated Services Digital Network (ISDN) - Generic keypad protocol for the support of supplementary services - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version EN 300122-2 V 1.2.4 (1998-06) as German standard)
Edition 2000-01

Ripple control receiver - Part 3: Transmission protocols for ripple control systems
Edition 2000-04

Integrated Services Digital Network (ISDN) and Broadband Integrated Services Digital Network (B-ISDN) - Generic Addressing and Transport (GAT) protocol - Part 1: Protocol specification (ITU-T Recommendation Q.860 (2000), modified) (Endorsement of the English version EN 301813-1 V 1.1.1 (2000-12) as German standard)
Edition 2001-05

Interface for serial measurement data communication - Part 3: Application services, messages (protocol data units) and protocols
Edition 1998-04

Broadband Integrated Services Digital Network (B-ISDN) - Signalling ATM Adaptation Layer (SAAL); Service Specific Connection Oriented Protocol (SSCOP) - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification (Endorsement of the English version ETS 300436-3:1999 as German standard)
Edition 2000-12