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Cisco 642-437 Exam Braindumps - in .pdf Free Demo

  • Exam Code: 642-437
  • Exam Name: Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0)
  • Last Updated: Aug 02, 2026
  • Q & A: 257 Questions and Answers
  • Convenient, easy to study. Printable Cisco 642-437 PDF Format. It is an electronic file format regardless of the operating system platform. 100% Money Back Guarantee.
  • PDF Price: $59.99    

Cisco 642-437 Exam Braindumps - Testing Engine PC Screenshot

  • Exam Code: 642-437
  • Exam Name: Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0)
  • Last Updated: Aug 02, 2026
  • Q & A: 257 Questions and Answers
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Cisco 642-437 Exam Syllabus Topics:

SectionObjectives
Topic 1: Quality of Service (QoS)- Queuing techniques and bandwidth management
- Traffic classification and marking
- QoS models and mechanisms
- Congestion management and avoidance
Topic 2: Signaling and Call Control- Dial plans and call routing
- Gateways and gatekeepers
- SIP, H.323, and MGCP protocols
Topic 3: Troubleshooting and Operations- Common VoIP deployment issues
- Voice and QoS troubleshooting methodologies
Topic 4: Call Admission Control and Performance- Voice network performance considerations
- Call admission control mechanisms
Topic 5: VoIP Fundamentals- Voice traffic signaling basics
- Voice codecs and compression techniques
- Voice over IP architecture and components

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

1. Refer to the exhibit.

What will the class map do if a packet arrives that is marked with a CoS of 6 and a DSCP value of EF?

A) For the packet to be forwarded to the policy map, it must have either a CoS of 5 or a DSCP value of EF.
B) The class map will match the packet and forward it to the policy map to be marked.
C) The class map will not map the packet and no QoS will be applied
D) The class map will wait for the next packet in the stream to see if it has a CoS marking of 5 and then forward both packets to the policy map.


2. Refer to the exhibit.

When 5551234 is being matched with the outgoing dial peer that is shown in the exhibit, which of the following called numbers will be sent to the VoIP network?

A) 555
B) 5
C) Null
D) 1234
E) 5551234
F) 51234


3. Which QoS mechanism for VoIP works with weighted fair queuing (WFQ) and class-based weighted fair queuing (CBWFQ)?

A) Multilink PPP
B) FRF.12
C) IP RTP Priority and Frame Relay IP RTP Priority
D) RSVP
E) Header compression


4. Which three features are embedded in an RTP header? (Choose three.)

A) sequence number
B) bandwidth type
C) payload type
D) DSP
E) time stamp
F) packet size


5. Which type of delay describes the amount of time it takes to place a frame onto a physical medium?

A) processing delay
B) propagation delay
C) queuing delay
D) serialization delay


Solutions:

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

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