Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Generic functional protocol for the support of supplementary services [ISO/IEC 11582 (2002) modified]
STANDARD published on 16.6.2003
Designation standards: ETSI EN 300239-V1.3.1
Publication date standards: 16.6.2003
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: European technical standard
Category: Technical standards ETSI