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Cisco 642-437 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| VoIP Fundamentals | - Voice over IP architecture and components - Voice traffic signaling basics - Voice codecs and compression techniques |
| Quality of Service (QoS) | - Congestion management and avoidance - QoS models and mechanisms - Queuing techniques and bandwidth management - Traffic classification and marking |
| Troubleshooting and Operations | - Common VoIP deployment issues - Voice and QoS troubleshooting methodologies |
| Signaling and Call Control | - SIP, H.323, and MGCP protocols - Gateways and gatekeepers - Dial plans and call routing |
| Call Admission Control and Performance | - Call admission control mechanisms - Voice network performance considerations |
Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) Sample Questions:
1. What is the total bandwidth per call in a link, if you use a G.729 (high-complexity codec) with a 40byte sample and Frame Relay with cRTP?
A) 19,200
B) 7,420
C) 9,600
D) 11,200
2. Which debug command can be used to show events specific to the Cisco Unified Border Element gateway?
A) debug ip voip cube
B) debug voip ipipgw
C) debug ip cube
D) debug voip cube events
3. Which signaling protocol is proprietary to Cisco?
A) SCCP
B) H.323
C) MGCP
D) SIP
4. DRAG DROP
Drag the signaling methods from the left and drop them in the correct position in the graphic on the right. Some methods are used more than once, and some methods may not be used at all.
5. What is the function of the command crypto pki trustpoint name when you are configuring Cisco Unified Border Element for SRTP-RTP Internetworking?
A) It obtains the certificate for the router from the CA.
B) It specifies the enrollment parameters of a CA.
C) It specifies the key pair to associate with the certificate.
D) It declares the trustpoint that the router uses and enters CA-trustpoint configuration mode.
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: B | Question # 3 Answer: A | Question # 4 Answer: Only visible for members | Question # 5 Answer: D |
