The security department will audit an IT department to ensure that the proper guidelines are being followed. The reports of the call detail records show unauthorized access to PSTN. Which two actions should an administrator check to prevent the unauthorized use of the telephony system? (Choose
two.)

Question

The security department will audit an IT department to ensure that the proper guidelines are being followed. The reports of the call detail records show unauthorized access to PSTN. Which two actions should an administrator check to prevent the unauthorized use of the telephony system? (Choose

two.)

Stefan Finke · Accepted Answer

Call forward settings (ALL/Busy/No Answer) are restricted to internal extensions in the network

Stefan Finke · Accepted Answer

Forced authorization code is used to recognize a dialing extension and authorize an international call.

Stefan Finke · Answer

Ensure that ad hoc conference calls are dropped if an external user is add.

Stefan Finke · Answer

Add an additional firewall between the Cisco UCM server and the Expressway Core server.

Stefan Finke · Answer

For extension mobility, logged-out CSS is restricted to internal extensions and emergencies.

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