Norm
[AKTUELL]
ETS 300256
ETS 300256
Private Integrated Services Digital Network (PISN) - Specification, functional models and information flows - Diversion supplementary services (ISO/IEC 13872:1995, modified)
Titel (englisch)
Private Integrated Services Digital Network (PISN) - Specification, functional models and information flows - Diversion supplementary services (ISO/IEC 13872:1995, modified)