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ÖNORM EN 301084 V 2.1.1:2000-10

Действует
Integrated Services Digital Network (ISDN) - Outgoing Call Barring-User Controlled (OCB-UC) supplementary service - Service description
The present document defines the stage one of the Outgoing Call Barring-User Controlled (OCB-UC) supplementary service for the pan-European Integrated Services Digital Network (ISDN) as provided by European telecommunications operators. Stage one is an overall service description from the user s point of view (see CCITT Recommendation I.130 [1]), but does not deal with the details of the human interface itself.
The present document defines the interworking requirements of private ISDNs with the public ISDN.
In addition the present document specifies the base functionality where the service is provided to the user via a private ISDN.
The present document does not specify the additional requirements where the service is provided to the user via a telecommunications network that is not an ISDN but does include interworking requirements of other networks with the public ISDN.
Interactions with supplementary services not listed in clause 7 and other services not listed in clause 8 are outside the
scope of the present document.
Charging principles are outside the scope of the present document.
The OCB-UC supplementary service enables calls belonging to certain types to be rejected when they are originated by the served user. The served user s ability to receive incoming calls is unaffected by the OCB-UC supplementary service.
The served user can select the barring program, activate and later deactivate it.
NOTE: Barring of certain types of calls by the network provider due to national legislations, regulations or for any
other reason, are out of the scope of this service.
The OCB-UC supplementary service is applicable to all circuit-switched telecommunications services.
The present document is applicable to the stage two and stage three standards for the ISDN OCB-UC supplementary
service. The terms stage two and stage three are also defined in CCITT Recommendation I.130 [1]. Where the text
indicates the statu (...abbreviated)
ICS
33.080 Integrated Services Digital Network (ISDN) / Цифровая сеть связи с интеграцией служб (ISDN)