Cisco 400-051 Exam

Refer to the exhibit. A user is going through a series of dialing steps on an SCCP IP phone (extension 1001) to call another SCCP IP phone (extension 2003). Both phones are registered to the same Cisco Unified Communications Manager cluster. Which user inputs are sent from the calling IP phone to the Cisco Unified Communications Manager, in forms of SCCP messages, after the user pressed the Dial softkey? Note that the commas in answer choices below are logical separators, not part of the actual user input or SCCP messages.

  • A. A separate SCCP message is sent to Cisco Unified Communications Manager for each of the following user inputs: 2, 0, 0, 3.
  • B. A separate SCCP message is sent to Cisco Unified Communications Manager for each of the following user inputs: 2, 0, 1, <<, 0, 3.
  • C. A single SCCP message is sent to Cisco Unified Communications Manager to report that digits 2003 have been dialed.
  • D. A single SCCP message is sent to Cisco Unified Communications Manager to report that digits 201<<03 have been dialed.
  • E. A separate SCCP message is sent to Cisco Unified Communications Manager for each of the following user inputs: 2, 0, 1, <<, 2, 0, 0, 3.
Answer: Option C.
Explanation: 

After the user delete phone stop the digit by digit dialing and send it as a whole setup.

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