Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Message Waiting Indication (MWI) supplementary services (ISO/IEC 15506 (1997), modified) (Endorsement of the English version EN 301255 V 1.1.1 (1998-10) as German standard)
€16.45
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Call interception additional network feature (ISO/IEC 15053 (1997), modified) (Endorsement of the English version EN 301256 V 1.1.1 (1998-10) as German standard)
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Recall supplementary service (ISO/IEC 15051 (1997), modified) (Endorsement of the English version EN 301257 V 1.1.1 (1998-10) as German standard)
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Recall supplementary service (ISO/IEC 15052 (1997), modified) (Endorsement of the English version EN 301258 V 1.1.1 (1998-10) as German standard)
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Message Waiting Indication (MWI) supplementary service (ISO/IEC 15505 (1997), modified) (Endorsement of the English version EN 301260 V 1.1.1 (1998-10) as German standard)
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Advice of Charge (AoC) supplementary services (ISO/IEC 15050 (1997), modified) (Endorsement of the English version EN 301264 V 1.1.1 (1998-10) as German standard)
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Call interception additional network feature (ISO/IEC 15054 (1997), modified) (Endorsement of the English version EN 301265 V 1.1.1 (1998-10) as German standard)
Private Integrated Services Network (PISN) - Specification, functional model and information flows - Call priority interruption and call priority interruption protection supplementary services (ISO/IEC 15991 (1998), modified) (Endorsement of the English version EN 301655 V 1.1.1 (1999-08) as German standard)
Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Call priority interruption and call priority interruption protection supplementary services (ISO/IEC 15992 (1998), modified) (Endorsement of the English version EN 301656 V 1.1.1 (1999-08) as German standard)
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Call completion supplementary services [ISO/IEC 13866 (1995), modified] (Endorsement of the English version ETS 300365:1996 as German standard)
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Call transfer supplementary service [ISO/IEC 13865 (1995), modified] (Endorsement of the English version ETS 300260:1996 as German standard)
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Path replacement additional network feature [ISO/IEC 13863 (1995), modifiziert] (Endorsement of the English version ETS 300258:1996 as German standard)
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Diversion supplementary services [ISO/IEC 13872 (1995), modified] (Endorsement of the English version ETS 300256:1996 as German standard)
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Name identification supplementary services [ISO/IEC 13864 (1995), modified] (Endorsement of the English version ETS 300237:1996 as German standard)
Private Integrated Services Network (PISN) - Specification, functional model and information flows - Call offer supplementary service [ISO/IEC 14841 (1996), modified] (Endorsement of the English version EN 300361 V 1.2.1 (1999-03) as German standard)
