Cvoice

642-436 CVOICE 6.0 Exam Topics (Blueprint)

Exam Description
The 642-436 Cisco Voice over IP (CVOICE) is the exam associated with the Cisco Certified Voice Professional CCVP certification. This exam tests a candidate's knowledge of the foundational elements of VOIP calls, and the description of dial plans, and the implementation of gateways, gatekeepers and IP-IP gateways. Candidates can prepare for this exam by taking the CVOICE Cisco Voice over IP course.


Exam Topics
The following topics are general guidelines for the content likely to be included on the Remote Access exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes, the guidelines below may change at any time without notice.


Describe the components of a gateway
Describe the function of gateways

Describe DSP functionality

Describe the different types of voice ports and their usage

Describe dial peer types

Describe codecs and codec complexity


Describe a dial plan
Describe a numbering plan

Describe digit manipulation

Describe path selection

Describe calling privileges

Describe call coverage


Describe the basic operation and components involved in a VoIP call
Describe VoIP call flow

Describe RTP, RTCP, cRTP, and sRTP

Describe H.323
Describe MGCP

Describe SCCP

Describe SIP

Identify the appropriate gateway signaling protocol for a given situation

Describe voice quality considerations

Choose the appropriate codec for a given situation


Implement a gateway
Describe the gateway call routing process

Configure analog voice ports

Configure digital voice ports

Describe considerations for PBX integration

Configure dial-peers

Configure hunt groups and trunk groups

Configure digit manipulation

Configure calling privileges

Verify dial-plan implementation

Implement fax and modem support on a gateway

Configure a gateway to provide DTMF support


Describe the function and interoperation of gatekeepers within an IP Communications network
Describe the function and types of gatekeepers

Describe the interoperation of devices with a gatekeeper

Describe gatekeeper signaling

Describe Dynamic Zone Prefix Registration with a gatekeeper

Describe gatekeeper redundancy


Implement a gatekeeper
Configure devices to register with a gatekeeper

Configure gatekeeper to provide dial-plan resolution

Configure gatekeeper to provide call admission control

Verify gatekeeper operation


Implement an IP-to-IP gateway
Describe the IP-to-IP gateway features and functionality

Configure gatekeeper to support an IP-to-IP gateway

Configure IP-to-IP gateway to provide address hiding

Configure IP-to-IP gateway to provide protocol and media interworking

Configure IP-to-IP gateway to provide call admission control

Verify IP-to-IP gateway implementations

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