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Integrated Services Digital Network (ISDN) - Definition and usage of cause and location in Digital Subscriber Signalling System No. one (DSS1) and Signalling System No.7 (SS7) ISDN User Part (ISUP) [ITU-T Recommendation Q.850 (1998) with addendum modified]
Translate name
STANDARD published on 1.7.2001
Designation standards: ÖNORM EN 300485-V1.3.1
Publication date standards: 1.7.2001
SKU: NS-766835
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM
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