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Cisco 642-437 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Implement QoS for Voice Networks | 15% | - QoS principles and requirements - Queuing mechanisms and AutoQoS - Call Admission Control - Classification, marking, and policing |
| Topic 2: Implement Cisco Unified Communications Manager Express | 18% | - IP phone registration and provisioning - CUCME setup and configuration - Basic call features and dial plans |
| Topic 3: Describe VoIP Call Legs and Signaling | 20% | - VoIP architecture and call flow - H.323, SIP, and MGCP protocols - Codec selection and media transport |
| Topic 4: Implement Voice Gateways | 22% | - Analog and digital voice ports - Fax and modem support - Gateway types and deployment models - Dial peers configuration |
| Topic 5: Describe a Dial Plan | 13% | - Digit manipulation and route patterns - Dial plan components and functions - Call routing and PSTN connectivity |
| Topic 6: Implement Gatekeeper and Cisco Unified Border Element | 12% | - Gatekeeper functions and configuration - CUBE deployment and features - Interoperability and security |
Cisco Implementing Cisco Unified Communications Voice over IP and QoS v8.0 (CVOICE v8.0) Sample Questions:
1. Which command should you use to configure an analog ear and mouth voice port to use the most popular type outside of North America?
A) Type IV
B) Type I
C) Type V
D) Type II
2. Which Cisco Unified Communications Manager component provides direct digital-to-digital conversion from one codec to another?
A) media termination point
B) digital signal processor
C) media converter
D) coder
3. Your PSTN carrier sends digits to your T1 PRI circuit in a digit-by-digit format. How must the T1 PRI circuit be configured to support this capability?
A) The T1 controller needs to include the isdn overlap-receiving command.
B) The T1 PRI controller supports either en-bloc or digit-by-digit formats natively.
C) The serial interface that is associated with the T1/E1 controller needs to include the isdn overlap-receiving command.
D) The serial interface that is associated with the T1 controller needs to include the isdn incoming-voice command.
4. What is the reason that an outgoing call succeeds when there is no COR list that is applied to the incoming dial peer and a COR list is applied to the outgoing dial peer?
A) The COR list for incoming calls on the incoming dial peer is a superset of COR lists for outgoing calls on the outgoing dial peer.
B) The incoming dial peer, by default, has the highest COR priority when no COR is applied.
C) The outgoing dial peer, by default, has the lowest priority.
D) COR lists for incoming calls on the incoming dial peer are not a superset of COR lists for outgoing calls on the outgoing dial peer.
5. Which type of North American Numbering Plan number code is used to designate a number for special purposes?
A) carrier identification codes
B) Automatic Number Identification II digits
C) service codes
D) easily recognizable codes
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: B | Question # 3 Answer: C | Question # 4 Answer: B | Question # 5 Answer: D |
Hamiltion 
Maximilian 
Jocelyn 
Guy 
Dave 
Molly 
Sylvia 
Doris 
Marsh 
Herman 
Tess 
Lionel 
Reginald 
Nigel 
Asa 
Chester 
