Try Cisco : 642-437 valid & accurate questions and answers
Updated: Jun 25, 2026
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Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) Sample Questions:
1. 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 is similar to static routes; it defines where calls originate and terminate and which path the calls take through the network.
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 describes the number and pattern of digits that a user dials to reach a particular phone number.
2. Refer to the exhibit.
Cisco 642-437 Exam
When a voice-signaling packet arrives at the router with a DSCP value of AF31, which two options describe how it will be treated? (Choose two.)
A) The packet will be marked as DSCP 46 because that is the first set statement in the policy map.
B) The packet will match class map voip-signaling.
C) The packet will be re-marked as DSCP 26 and then to AF31.
D) The packet will be re-marked with a DSCP value of AF31.
E) The packet will not match any class maps.
3. Which three methodologies are specific types of QoS used on a 512-kb/s point-to-point IP WAN link? (Choose three.)
A) LLQ
B) Multilink PPP
C) header compression
D) FRF.12
E) RSVP
4. Which version of Cisco Unified Communications Manager Express is recommended that is supported on endpoints running Cisco IOS 15.0(1)M?
A) 8
B) 7.1
C) 8.5
D) 7
5. A call is received on a voice gateway from a Session Initiation Protocol-based Internet source. The call is destined for a telephone that is connected directly to the gateway. Which type of dial-peer is considered outgoing?
A) VoIP
B) Foreign Exchange Office
C) Foreign Exchange Station
D) plain old telephone service
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: B,D | Question # 3 Answer: A,C,D | Question # 4 Answer: B | Question # 5 Answer: D |
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