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Cisco 642-437 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Cisco Unified Communications Manager Express | - CUCME configuration
|
| Topic 2: Cisco Unified Border Element (CUBE) | - CUBE features and configuration
|
| Topic 3: Troubleshooting | - Troubleshooting voice and QoS issues
|
| Topic 4: Voice Gateways and Call Routing | - Gateway implementation and configuration
|
| Topic 5: Quality of Service (QoS) | - QoS mechanisms
|
| Topic 6: VoIP Fundamentals | - Voice over IP basics
|
Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) Sample Questions:
Which type of Session Initiation Protocol directory number supports the assignment of up to 10 telephone numbers and up to two active calls?
- A. sip-ten-line
- B. multiple-number directory number (using single-line ephone-dns)
- C. dec-line
- D. multiple-number directory number (using dual-line ephone-dns)
Correct Answer: D π³οΈ
Which three commands does Cisco recommend to use first when setting up phones for Cisco Unified Communications Manager Express? (Choose three.)
- A. max-ephones
- B. keepalive
- C. load
- D. create cnf files
- E. telephony-service
- F. max-dn
Correct Answer: A,E,F π³οΈ
Refer to the exhibit.
A new Cisco Unified Communications Manager Express system has been deployed and the technician is trying to add the first new IP phone to the system. The phone powers up, but it does not register with the system. The technician has verified that the phone is getting the proper VLAN information from Cisco Discovery Protocol. The phone is also getting the correct IP address and TFTP server address from DHCP. The phone has been assigned to an ephone and the correct MAC address is configured. With the information provided, which two of the following does the administrator need to verify to resolve this situation? (Choose two.)
- A. Verify that the correct phone type files are in the tftp-server path.
- B. Verify that the tftp-server path has been configured.
- C. Verify that the ephone has a button assigned.
- D. Verify that the ip helper-address is correctly configured.
- E. Verify that telephony-service has been configured.
- F. Verify that the Cisco Unified Communications Manager Express service is running.
Correct Answer: A,B π³οΈ
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Which command correctly enables a trust of the existing differentiated services code point value coming into a switch?
- A. switch(config-mls)#mls qos trust dscp
- B. switch(config-mls)#dscp trust
- C. switch(config-if)#mls dscp trust
- D. switch(config-if)#mls qos trust dscp
Correct Answer: D π³οΈ
Which queuing mechanism guarantees low-latency propagation and high-bandwidth priority?
- A. Priority queuing
- B. Custom queuing
- C. Class-based weighted fair queuing
- D. Low latency queuing
Correct Answer: D π³οΈ
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