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Cisco 642-437 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Implement QoS for Voice Networks | 15% | - Classification, marking, and policing - Call Admission Control - Queuing mechanisms and AutoQoS - QoS principles and requirements |
| Implement Cisco Unified Communications Manager Express | 18% | - IP phone registration and provisioning - CUCME setup and configuration - Basic call features and dial plans |
| Describe a Dial Plan | 13% | - Call routing and PSTN connectivity - Digit manipulation and route patterns - Dial plan components and functions |
| Implement Voice Gateways | 22% | - Fax and modem support - Dial peers configuration - Gateway types and deployment models - Analog and digital voice ports |
| Describe VoIP Call Legs and Signaling | 20% | - Codec selection and media transport - VoIP architecture and call flow - H.323, SIP, and MGCP protocols |
| Implement Gatekeeper and Cisco Unified Border Element | 12% | - CUBE deployment and features - Interoperability and security - Gatekeeper functions and configuration |
Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) Sample Questions:
1. When you implement the tail-end hop-off path-selection strategy, which task should you complete first?
A) Define the outbound VoIP dial peer.
B) Define the inbound VoIP dial peer.
C) Define the VoIP inbound digit manipulation.
D) Define the VoIP outbound digit manipulation.
2. What does the show voice port summary command do when verifying analog and digital voice port configurations?
A) Checks dial tone.
B) Verifies voice port parameter settings.
C) Identifies the port numbers of voice interfaces that are installed on a router.
D) Checks DTMF detection.
3. Switch port fa0/2 has been configured to connect an IP phone with an attached PC. Given the set of commands in the example, where does the trust boundary lie?
interface fa0/2
mls qos trust cos mls qos trust device cisco-phone
switchport voice vlan 112
A) between the PC port and the LAN port on the IP phone
B) between the access layer switch and the distribution layer switch
C) between the IP phone and the PC
D) between the IP phone and the switch
4. What is the prerequisite for configuring Cisco AutoQoS VoIP on a Cisco catalyst switch?
A) Configure trust boundaries.
B) Cisco Discovery Protocol version 2.
C) Configure Cisco Express Forwarding.
D) Configure correct bandwidth on all interfaces.
E) Configure the mls qos global configuration command.
5. Which command should you use to configure a Skinny Call Control Protocol directory number with an extension of 1003 and secondary number 9195551003?
A) number 1003 9195551003
B) number 1003 secondary 9195551003
C) extension 1003 secondary 9195551003
D) extension 1003 9195551003
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: C | Question # 3 Answer: D | Question # 4 Answer: B | Question # 5 Answer: B |





