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Cisco 642-437 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Cisco Unified Communications Manager Express | - CUCME configuration
|
| Quality of Service (QoS) | - QoS mechanisms
|
| Troubleshooting | - Troubleshooting voice and QoS issues
|
| Voice Gateways and Call Routing | - Gateway implementation and configuration
|
| VoIP Fundamentals | - Voice over IP basics
|
| Cisco Unified Border Element (CUBE) | - CUBE features and configuration
|
Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) Sample Questions:
You have a Cisco Unified Border Element configured to provide H.323 to SIP interworking. Which command will verify that you have a single H.323 and a single SIP call leg when the call is placed?
- A. debug voip ipipgw
- B. debug voice dialpeer
- C. show call active voice
- D. show dialpeer voice
Correct Answer: C 🗳️
Explanation: Only visible for TrainingDump members. You can sign-up / login (it's free).
Refer to the exhibit.
Which two of the following implementation methods will resolve the issue of overlapping extension numbers? (Choose two.)
- A. Implement a private numbering plan.
- B. Implement a site code for each site that does not start with the digits 1 or 2.
- C. Assign a unique username to each extension.
- D. Implement an intersite prefix that does not conflict with the digits 1 or 2.
- E. Implement an intersite prefix and a site code for each site. The prefix and site codes should not overlap with the extension numbers.
Correct Answer: B,E 🗳️
Which traditional telephony protocol was used as a basis for the H.323 suite of protocols?
- A. SCCP
- B. Q.921
- C. SS7
- D. Q.931
Correct Answer: D 🗳️
Dial peers and gateways are important in the call routing process. The call routing process is done based on the inbound dial-peer and outbound dial-peer matching process. Which two statements are true? (Choose two.)
- A. In order to modify the default interdigit timeout set for 10 seconds, issue this command. interdigit timeouts # seconds voice-port.
- B. Cisco platforms such as the Cisco AS53xx and AS5800 Series require that a configured inbound dial peer is matched for incoming POTS calls to be accepted as voice calls.
- C. Dial peer 0 for inbound POTS peers has a "no ivr application" configuration.
- D. When a Cisco router or gateway receives a call setup request, a digit-by-digit match is used to match against configured dial peers.
Correct Answer: B,C 🗳️
Which troubleshooting command will allow you to view the Cisco Unified Border Element operations for components such as the description of the media flow, negotiated parameters, and RTP port numbers?
- A. debug h245 events
- B. debug ccsip all
- C. debug voip ipipgw
- D. debug h225 events
- E. debug voice ccapi inout
Correct Answer: C 🗳️
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