Private Integrated Services Network (PISN); Inter-exchange signalling protocol; Do not disturb and do not disturb override supplementary services [ISO/IEC 14844 (1996), modified]
STANDARD published on 26.3.1999
Designation standards: ETSI EN 300364-V1.2.1
Publication date standards: 26.3.1999
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: European technical standard
Category: Technical standards ETSI