Fraud Call Interrupt - Nortel DMS-250 Reference Manual

Digital switching systems

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7-54 Feature interaction

ATP traversing the ISUP network

Fraud Call Interrupt

The Fraud Call Interrupt feature allows an ISN application to identify a

fraudulent call, initiate a special "Interrupt Call Order," seek out the

offending call, and release the associated circuits. This feature allows an ISN

application to take down any previously bridged or redirected call that the

application declares fraudulent. When a fraudulent call is released, the

ISS107 log is generated. This log helps identify why a call is being released

without having to look at the billing record. No billing formats are changed;

however, a new value for the Time Point 7 Qualifier (TP7Q) field is

297-2521-106 Standard 23.01 March 2001

DMS–250 ISDN

DMS–250 ISUP Network

RLT Platform