Fixed Radio Systems - Point-to-Point equipment - Parameters for radio systems for the transmission of Sub-STM-0 digital signals operating in the 18 GHz frequency band (Endorsement of the English version EN 301787 V 1.1.1 (2001-04) as German Standard)
Edition 2001-12

Private Integrated Services Network (PISN) - Profile Standard for the Use of PSS1 (QSIG) in Air Traffic Services Networks (Endorsement of the English version EN 301846 V 1.1.1 (2001-07) as German Standard)
Edition 2001-12

Broadband Private Integrated Services Networks (B-PISNs) - Inter-exchange signalling protocol - Separated Bearer Control (SBC) (Endorsement of the English version EN 301776 V 1.1.1 (2000-08) as German Standard)
Edition 2001-12

Telecommunications Management Network (TMN) - Management interfaces associated with the VB5.1 reference point (Endorsement of the English version EN 301271 V 1.2.1 (2001-07) as German Standard)
Edition 2001-12

Telecommunications Management Network (TMN) - Plesiochronous Digital Hierarchy (PDH) information model for the Network Element (NE) view (Endorsement of the English version EN 300371 V 1.3.2 (2001-02) as German standard)
Edition 2001-12

Telecommunications Management Network (TMN) - Performance monitoring for Plesiochronous Digital Hierarchy (PDH) interfaces - Information model for the Network Element (NE) view (Endorsement of the English version EN 301384 V 1.1.2 (2001-02) as German standard)
Edition 2001-12

Integrated Services Digital Network (ISDN) - Definition and usage of cause and location in Digital Subscriber Signalling System No. one (DSS1) and Signalling System No. 7 (SS7) ISDN User Part (ISUP) (ITU-T Recommendation Q.850 (1998) with addendum, modified) (Endorsement of the English version EN 300485 V 1.3.1 (2001-04) as German standard)
Edition 2001-12

Access and Terminals (AT) - 2048 kbit/s digital unstructured leased line (D2048U) - Connection characteristics (Endorsement of the English version EN 300247 V 1.2.1 (2001-07) as German version)
Edition 2002-01

Accesss and Terminals (AT) - 64 kbit/s digital unrestricted leased line with octet integrity (D64U) - Network interface presentation (Endorsement of the English version EN 300288 V 1.2.1 (2001-07) as German Standard)
Edition 2002-01

Access and Terminals (AT) - 2048 kbit/s digital unstructured leased line (D2048U) - Terminal equipment interface (Endorsement of the English version EN 300248 V 1.2.1 (2001-07) as German Standard)
Edition 2002-01