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Integrated Services Digital Network (ISDN) - Call Waiting (CW) supplementary service - Functional capabilities and information flows
Translate name
STANDARD published on 1.4.1993
Designation standards: ÖNORM ETS 300057
Note: WITHDRAWN
Publication date standards: 1.4.1993
SKU: NS-780628
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM
Latest update: 2026-11-09 (Number of items: 2 209 259)
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