Private Integrated Services Network (PISN). Inter-exchange signalling protocol. Call priority interruption and call priority interruption protection supplementary services. [ISO/IEC 15992 (1998), modified]
STANDARD published on 1.9.2000
Designation standards: STN EN 301656-V1.1.1
Classification mark: 871656
Catalog number: 16314
Publication date standards: 1.9.2000
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Slovak technical standard
Category: Technical standards STN