Integrated Services Digital Network (ISDN). Advice of Charge: charging information at the end of the call (AOC-E) supplementary service. Service description
STANDARD published on 1.11.1994
Designation standards: ČSN ETS 300180
Classification mark: 873526
Catalog number: 16865
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