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Integrated Service Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User part (ISUP) version 4 for the international interface - Part 20: Completion of Calls on No Reply (CCNR) supplementary service.
STANDARD published on 1.1.2002
Designation standards: DIN EN 300356-20:2002-01
Publication date standards: 1.1.2002
SKU: NS-231980
The number of pages: 1
Approximate weight : 3 g (0.01 lbs)
Country: German technical standard
Category: Technical standards DIN
ISDN - Zeichengabesystem Nr. 7 (SS7); ISDN-Anwenderteil (ISUP) Version 4 für die internationale Schnittstelle - Teil 20: Dienstmerkmal "Rückruf bei Nichtmelden des gerufenen Nutzers".
1.12.1999
1.9.2000
1.9.1992
1.9.1992
1.12.1999
1.12.1999
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