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Cisco 642-437 Exam Syllabus Topics:

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

1. When deploying an 802.3af switch what is the default number of Watts consumed by each port if 802.3af compliant devices are attached to the switch?

A) 6.3 Watts
B) 4 Watts
C) 15.4 Watts
D) 7 Watts
E) 22.3 Watts

2. Refer to the exhibit.

Cisco 642-437 Exam
When an inbound PSTN call from 4087071222 arrives at the ISDN port that is shown in the exhibit, which dial peer will be matched for the inbound leg?

A) Although dial-peer 2123 takes precedence, it will not be matched because the command direct-inward-dial is missing.
B) Dial-peer 2123, because answer-address takes precedence over destination-pattern.
C) Dial-peer 123 will be matched because dial-peer 2123 will strip all the digits.
D) The matching inbound dial peer will be selected at random.
E) Dial-peer 123, because destination-pattern takes precedence over answer-address.

3. Which QoS technology provides a strict priority queuing scheme that allows delay-sensitive data such as voice to be dequeued and sent before packets in other queues are dequeued, and also works with WFQ and CBWFQ.

A) low latency queuing
B) RSVP
C) IP RTP Priority and Frame Relay IP RTP Priority
D) FRF.12
E) header compression

4. Refer to the exhibit.

Cisco 642-437 Exam
When an inbound PSTN call from 4087071222 arrives at the ISDN port that is shown in the exhibit, which dial peer will be matched for the inbound leg?

A) Dial-peer 2123, because answer-address takes precedence over incoming called-number.
B) Dial-peer 123, because incoming called-number takes precedence over answer-address.
C) Although dial-peer 123 takes precedence, there is no port that is configured under dial-peer 123, therefore dial-peer 2123 will be selected.
D) The matching inbound dial peer will be selected at random.
E) Although dial-peer 123 takes precedence, there is no direct-inward-dial that is configured, therefore 2123 will be selected.

5. Which type of ephone-dn can be used to support one virtual voice port with support for two channels?

A) dual-channel
B) dual-voice-channel
C) single-line
D) dual-line

Solutions: