Call Screening and Blocking

The

• Call screening terminates calls from a specified origin regardless of the called number. The
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   blocks calls based on the originating call processing elements (example calling number, incoming trunk group).
• Call blocking terminates calls based on both origin and the destination number or call type (example full number, country code, area code and exchange, international calls). The
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   supports the following Blocking services:
  
  
  • Blocking: service to block calls depending on called number and call type.
     
  • Non Subscriber Routing to allow non-subscriber calls. Network operators can select different call types for which non-subscriber calls are allowed. For example, if a non-subscriber is only allowed to make operator-assisted calls, select only “0” from the list of Call Types.