PRETS 300 209 : OCT 92
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
INTEGRATED SERVICES DIGITAL NETWORK (ISDN); FREEPHONE (FPH) SUPPLEMENTARY SERVICE - FUNCTIONAL CAPABILITIES AND INFORMATION FLOWS
23-07-2013
12-01-2013
Defines the stage two of the Freephone (FPH) supplementary service for the pan-European Integrated Services Digital Network (ISDN) as provided by European public telecommunications operators. Does not formally describe the relationship between this supplementary service and the basic call, but where possible this information is included for guidance. Does not cover charging principles. The FPH supplementary service applies to all telecommunication services.
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