Integrated Services Digital Network (ISDN); Selective Call Forwarding (SCF) supplementary services (unconditional, busy and no reply); Service description
NORM herausgegeben am 30.10.1998
Designation standards: ETSI EN 301133-V1.1.1
Publication date standards: 30.10.1998
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI