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Cisco 642-437

642-437

Exam Code: 642-437

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

Updated: Jun 03, 2026

Q&A Number: 257 Q&As

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

1. Which three commands are used to configure a T1 CAS interface? (Choose three.)

A) dial-peer voice
B) linecode
C) show run int s0/0
D) ds0-group 1 timeslots
E) framing
F) show frame pvc


2. Refer to the exhibit.

Which two of the following implementation methods will resolve the issue of overlapping extension numbers? (Choose two.)

A) Implement an intersite prefix and a site code for each site. The prefix and site codes should not overlap with the extension numbers.
B) Assign a unique username to each extension.
C) Implement a private numbering plan.
D) Implement a site code for each site that does not start with the digits 1 or 2.
E) Implement an intersite prefix that does not conflict with the digits 1 or 2.


3. Which signaling protocol is defined by the ITU-T standard?

A) H.323
B) SCCP
C) MGCP
D) SIP


4. Which three connections can utilize the priority command? (Choose three.)

A) EtherChannel
B) serial links
C) ATM PVCs
D) Fibre Channel
E) Fast Ethernet links
F) Frame Relay links


5. Which Cisco Unified Communications Manager component provides direct digital-to-digital conversion from one codec to another?

A) media converter
B) coder
C) media termination point
D) digital signal processor


Solutions:

Question # 1
Answer: B,D,E
Question # 2
Answer: A,D
Question # 3
Answer: A
Question # 4
Answer: B,C,F
Question # 5
Answer: D

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