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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. The two main commands that are required for low latency are priority and bandwidth. What is the function of the bandwidth command?

A) Identifies a class as a strict priority and allocates a bandwidth.
B) Identifies a class as strict priority bandwidth.
C) Allocates bandwidth to nonpriority classes.
D) Applies to a priority queue.

2. Which type of voice port supports Dialed Number Identification Service signaling for outbound calls, and inbound calls carry only ANI?

A) E&M
B) FXS-DID
C) FXO
D) FXS

3. A small office needs to provide outbound dialing and in-bound DID without the cost of a T1 circuit. All signaling is loop start. Which analog port configuration will support these requirements?

A) voice-port 0/0/0 signal did loop-start ! dial-peer voice 1 pots incoming called-number . direct-inward-dial ! dial-peer voice 90 pots destination-pattern 9T port 0/0/0
B) voice-port 0/0/0 signal loop-start ! voice-port 0/1/0 signal loop-start ! dial-peer voice 1 pots incoming called-number T direct-inward-dial ! dial-peer voice 90 pots destination-pattern 9T port 0/1/0
C) voice-port 0/1/0 signal did loop-start ! dial-peer voice 1 pots incoming called-number . ! dial-peer voice 90 pots destination-pattern 9T port 0/1/0
D) voice-port 0/0/0 description fxs-did signal did loop-start ! voice-port 0/1/0 description fxo signal loop-start ! dial-peer voice 1 pots incoming called-number . direct-inward-dial port 0/0/0 ! dial-peer voice 90 pots destination-pattern 9T port 0/1/0

4. Refer to the exhibit.

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

5. Which statement about a dial peer is true?

A) A dial peer is similar to static routes; it defines where calls originate and terminate and which path the calls take through the network.
B) A dial peer is used to control the number of digits that are stripped before the dialed string is passed to the telephony interface.
C) A dial peer manipulates digits in a dial string before it passes the dial string to the telephone device.
D) A dial peer describes the number and pattern of digits that a user dials to reach a particular phone number.

Solutions: