Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Common information Additional Network Feature (ANF) [ISO/IEC 15772 (2003), modified]
NORMA vydaná dňa 1.3.2004
Designation standards: ÖNORM EN 301820-V1.2.1
Publication date standards: 1.3.2004
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Austrian technische Norm
Kategória: Technické normy ÖNORM