T-174/H1 -
General Information
Organization
ETSI - ETSI European Telecommunications Standards Institute
50
SIST
SIST ETS 300 712 E1:2003(Main)
Integrated Services Digital Network (ISDN); Public Switched Telephone Network (PSTN); Premium Rate (PRM) service; Service description
Stage 1 description of the service: Premium rate
- Standard23 pagesEnglish languagesale 10% offe-Library read for1 day
ETSI
ETSI ETS 300 712 ed.1 (1997-03)
Integrated Services Digital Network (ISDN);
Public Switched Telephone Network (PSTN);
Premium Rate (PRM) service; Service description
DE/NA-010014
- Standard23 pagesEnglish languagesale 10% offe-Library read for1 day
50