Which role does Call Policy play when preventing toll fraud on Expressways?
A. It controls which calls are allowed, which calls are rejected, and which calls are redirected to a different destination.
B. It changes the calling and called number on a call.
C. It changes the audio protocol used by a call through Expressways.
D. It changes the audio codec used in a call through Expressways.
Which role does Call Policy play when preventing toll fraud on Expressways?
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Which role does Call Policy play when preventing toll fraud on Expressways?
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