Private Integrated Services Network (PISN);Inter-exchange signalling protocol;Transit counter additional network feature [ISO/IEC 15056 (1997) modified] (Endorsed by Asociación Espanola de Normalización in March of 2023.)
NORMA vydaná dňa 1.3.2023
Designation standards: UNE-EN 301048V1.1.1
Publication date standards: 1.3.2023
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE