Which action is correct with respect to toll fraud prevention configuration in the Cisco Unified Communications Manager Express?

Which action is correct with respect to toll fraud prevention configuration in the Cisco Unified Communications Manager Express?A . Configure Direct Inward Dial for Incoming ISDN Calls with overlap dialing.B . Configure IP Address Trusted Authentication for Incoming VoIP Calls.C . Configure the command no ip address trusted authenticate under “voice service voip”.D ....

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Which SIP Profile configuration element is necessary for the Cisco Unified Communications Manager to send acknowledgement of provisional responses?

Refer to the exhibit. A user reports that when they call a specific phone number, no one answers the call, but when they call from a mobile phone, the call is answered. The engineer troubleshooting the issue is expecting the far-end gateway to cut through audio on the 183 Session Progress SIP message. Which...

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Which top-level IOS command is needed to begin the configuration of a Cisco Unified Communications Manager Express gateway to enable phones to be registered via SIP?

Which top-level IOS command is needed to begin the configuration of a Cisco Unified Communications Manager Express gateway to enable phones to be registered via SIP?A . allow-connections sip to sipB . voice service voipC . voice register globalD . voice register dn View Answer Answer: C Explanation: Reference: https://www.cisco.com/c/en/us/support/docs/voice-unified-communications/unified­communications-manager-express/99946-cme-sip-guide.html...

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