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Private Integrated Services Network (PISN); Specification, functional model and information flows; Call priority interruption and call priority interruption protection supplementary services; [ISO/IEC 15991 (1998), modified]
STANDARD published on 25.8.1999
Designation standards: ETSI EN 301655-V1.1.1
Publication date standards: 25.8.1999
SKU: NS-310195
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: European technical standard
Category: Technical standards ETSI
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