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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

What does policy-based routing use to determine the next hop?

A. packet options that were developed by the network admin
B. destination address
C. routing tables
D. MAC address lookup table

Question 2

Which two functions are associated with a voice gateway? (Choose two.)

A. Negotiates endpoint capabilities
B. Controls opening and closing of logical channels that are used to carry media streams
C. Provides voice-messaging services to connected analog and digital voice circuits
D. Interconnects two logically separate VoIP networks
E. Switches voice channels between connected analog and digital voice circuits

Question 3

Which address type would Session Initiation Protocol address [email protected] classify as?

A. email
B. mixed format
C. username at a fully qualified domain name
D. E.164

Question 4

Which three factors must be considered when calculating the total bandwidth of a VoIP call, in order to avoid voice quality issues? (Choose three.)

A. codec size
B. capacity of network links
C. CRC usage
D. sample size
E. data-link overhead

Question 5

Which of the following best describes the implementation challenges that are associated with variable-length numbering plans?

A. the mapping between IP addresses and extension numbers
B. the degree in which the dial plan varies
C. the variable number of extensions that need to be implemented
D. the identification of the number of digits that need to be dialed before the call is routed
E. the number of trunks that need to be assigned

Solutions: