Refer to the exhibit. ABC Company needs to have the receptionist at extension 5000 handle all callers who exit their auto attendant by pressing “0”. After changing the Operator parameter from 5500 to 5000, callers are still sent to extension 5500 when they press “0” in the auto attendant. What needs to be done to correct this issue?

A.
The gateway needs to be reloaded for application changes to take effect.

B.
The application needs to be edited to point to the correct operator.

C.
Dial peer 1 needs to be restarted using the shutdown and no shutdown commands.

D.
The aa application needs to be reloaded in order to recognize the parameter changes.

E.
The Operator parameter should be configured under dial peer 1 using the param command.