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Integrated Services Digital Network (ISDN); Basic user-network interface; Layer 1 specification and test principles
STANDARD published on 15.3.1996
Designation standards: ETSI ETS 3000122-ed.1/Amd.2
Publication date standards: 15.3.1996
SKU: NS-311979
The number of pages: 40
Approximate weight : 120 g (0.26 lbs)
Country: European technical standard
Category: Technical standards ETSI
Latest update: 2025-08-17 (Number of items: 2 211 709)
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