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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:

Question 1

Which of these is assigned to a phone or line to implement calling privileges?

A. class of service
B. partition
C. route list
D. calling search space

Question 2

Switch port fa0/2 has been configured to connect an IP phone with an attached PC. Given the set of commands in the example, where does the trust boundary lie?
interface fa0/2
mls qos trust cos mls qos trust device cisco-phone
switchport voice vlan 112

A. between the IP phone and the switch
B. between the access layer switch and the distribution layer switch
C. between the PC port and the LAN port on the IP phone
D. between the IP phone and the PC

Question 3

Which of the available quality of service models offers the greatest amount of scalability while maintaining service quality?

A. Diffserv
B. IntServ
C. PriServ
D. Best Effort

Question 4

Which three are primary applications for classifying data on the network using QoS? (Choose three.)

A. mission-critical applications
B. World Wide Web applications
C. transactional applications
D. any applications
E. database applications
F. best-effort applications

Question 5

Which statement about a dial peer is true?

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

Solutions: