A Customer Routes PSTN Calls to ITSP Through a SIP

question 18

Multiple Choice

A customer routes PSTN calls to ITSP through a SIP trunk on Cisco UCM that forwards and receives calls to and from ITSP. ITSP is set to send an E.164 number when the customer's extension is four digits. Which action should be taken to route the incoming calls to four-digit extensions?

• A) Configure a voice translation profile to map the E.164 number to four digits and assign it to the incoming dial-peer on Cisco Unified Border Element.
• B) Set the Significant Digits to 8 on the SIP trunk
• C) Set the Significant Digits to 4 on the SIP trunk
• D) Configure a voice translation rule to map the E164 number to four digits and assign it to the incoming dial-peer on Cisco Unified Border Element.

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