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

Private Integrated Services Network (PISN) - Specification, functional models and information flows - Identification supplementary services [ISO/IEC 14136 (1995), modified] (Endorsement of the English version ETS 300173:1996 as German standard)
Edition 2000-06

Private Integrated Services Network (PISN) - Addressing (ISO/IEC 11571:1998, modified) (Endorsement of the English version EN 300189 V 1.2.1(1999-11) as German standard)
Edition 2000-10

Private Integrated Services Network (PISN) - Specification, functional models and information flows - Common information Additional Network Feature (ANF) (ISO/IEC 15771 (1998), modified) (Endorsement of the English version EN 301819 V 1.1.1 (2000-10) as German standard)
Edition 2001-06

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) - Circuit emulation specifications - Emulation of Basic Access by ATM Networks (Endorsement of the English version EN 301465 V 1.1.1 (2000-06) as German standard)
Edition 2001-06

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

Corporate telecommunication Networks (CN) - Signalling interworking between QSIG and H.323 - Generic functional protocol for the support of supplementary services (ISO/IEC 21409 (2001), modified) (Endorsement of the English version EN 301905 V 1.1.1 (2003-02) as German standard)
Edition 2003-07

Corporate telecommunication Networks (CN) - Signalling interworking between QSIG and H.323 - Call Diversion supplementary services (ISO/IEC 21411 (2001), modified) (Endorsement of the English version EN 301906 V 1.1.1 (2003-02) as German standard)
Edition 2003-07