ČSN ETS 300137 (877029)

Integrated Services Digital Network (ISDN). Closed User Group (CUG) supplementary service. Functional capabilities and information flows

STANDARD published on 1.11.1994

Czech preface only -
Print design (1.30 USD)

The information about the standard:

Designation standards: ČSN ETS 300137
Classification mark: 877029
Catalog number: 16762
Publication date standards: 1.11.1994
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN