ETSI ETS 300199-ed.1

Integrated Services Digital Network (ISDN); Call Forwarding Busy (CFB) supplementary service; Service description

NORMA vydána dne 2.12.1994

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The information about the standard:

Designation standards: ETSI ETS 300199-ed.1
Publication date standards: 2.12.1994
The number of pages: 25
Approximate weight : 75 g (0.17 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI