ETSI ETS 300649-ed.1

Public Switched Telephone Network (PSTN); Calling Line Identification Restriction (CLIR) supplementary service; Service description

NORMA vydaná dňa 15.3.1997

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The information about the standard:

Designation standards: ETSI ETS 300649-ed.1
Publication date standards: 15.3.1997
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: European technical standard
Kategória: Technické normy ETSI