Private Integrated Services Network (PISN);Inter-exchange signalling protocol;Call offer supplementary service;Part 2: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma (Endorsed by Asociación Espanola de Normalización in November of 2021.)
NORM herausgegeben am 1.11.2021
Designation standards: UNE-EN 301491-2V1.1.1
Publication date standards: 1.11.2021
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE