Integrated Services Digital Network (ISDN);Signalling System No.7;Digital cellular telecommunications system (Phase 2);Application of ISDN User Part (ISUP) version 2 for the ISDN-Public Land Mobile Network (PLMN) signalling interface;Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification (Endorsed by Asociación Espanola de Normalización in December of 2022.)
STANDARD published on 1.12.2022
Designation standards: UNE-ETS 300646-4ED1
Publication date standards: 1.12.2022
Approximate weight : 300 g (0.66 lbs)
Country: Spanish technical standard
Category: Technical standards UNE