Norm
[AKTUELL]
OENORM EN 301257 V 1.2.1
OENORM EN 301257 V 1.2.1
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Recall supplementary service [ISO/IEC 15051 (2003), modified]
Titel (englisch)
Private Integrated Services Network (PISN) - Specification, functional models and information flows - Recall supplementary service [ISO/IEC 15051 (2003), modified]
