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Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Digital cellular telecommunications system (Phase 2) - Application of ISDN User Part (ISUP) version 2 for the ISDN-Public Land Mobile Network (PLMN) signalling interface - Part 1: Protocol specification (GSM 09.12 version 4.1.1)
STANDARD published on 1.3.1998
Designation standards: ČSN ETS 300646-1-ed.1
Classification mark: 877117
Catalog number: 51694
Publication date standards: 1.3.1998
SKU: NS-172043
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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Latest update: 2024-07-15 (Number of items: 2 330 983)
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