Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Private User Mobility (PUM) - Registration supplementary service [ISO/IEC 17876 (2000), modified]
NORM herausgegeben am 1.1.2001
Designation standards: ÖNORM EN 301821-V1.1.1
Note: UNGÜLTIG
Publication date standards: 1.1.2001
The number of pages: 72
Approximate weight : 216 g (0.48 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM