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Integrated Services Digital Network (ISDN); User-to-User Signalling (UUS) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
STANDARD published on 30.6.1998
Designation standards: ETSI EN 300286-1-V1.2.4
Publication date standards: 30.6.1998
SKU: NS-308663
The number of pages: 84
Approximate weight : 283 g (0.62 lbs)
Country: European technical standard
Category: Technical standards ETSI
Latest update: 2025-10-19 (Number of items: 2 239 213)
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