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Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) Sample Questions:

1. What is the prerequisite for configuring Cisco AutoQoS VoIP on a Cisco catalyst switch?

A) Cisco Discovery Protocol version 2.
B) Configure correct bandwidth on all interfaces.
C) Configure trust boundaries.
D) Configure Cisco Express Forwarding.
E) Configure the mls qos global configuration command.

2. What is the total number of differentiated services code point bits in the DiffServ field?

A) 2
B) 4
C) 6
D) 8

3. What does the show voice port summary command do when verifying analog and digital voice port configurations?

A) Checks dial tone.
B) Verifies voice port parameter settings.
C) Identifies the port numbers of voice interfaces that are installed on a router.
D) Checks DTMF detection.

4. What is the delta in the total end-to-end delay values of two voice packets in the voice flow?

A) packet loss
B) end-to-end delay
C) variation of delay
D) bandwidth capacity
E) variable network delay

5. When troubleshooting poor VoIP call quality, which two tools should you use to measure the overall metrics? (Choose two.)

A) quality of experience
B) quality of service
C) signal-to-noise ratio
D) R-Factor
E) mean opinion score

Solutions: