642-436 Cisco Voice over IP

Exameneisen
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

642-436 Cisco Voice over IP

Om je goed voor te bereiden voor het examen wordt aangeraden om zoveel mogelijk praktijk ervaring op te doen met het product en de volgende training(en) te volgen. De praktijkervaring is belangrijk omdat de inhoud van de trainingen niet 100% de exameneisen dekken. Eventueel kan extra benodigde kennis in examentrainingen aangevuld worden.

Aanbevolen training:
- Cisco Voice over IP (CVOICE) v6.0

642-436 Cisco Voice over IP

Certification Exam Tutorial
Cisco Career Certification exams include the following test formats:
- Multiple-choice single answer
- Multiple-choice multiple answer
- Drag-and-drop
- Fill-in-the-blank
- Testlet
- Simlet
- Simulations

Before taking the exam, candidates should become familiar with how all exam types function-especially the testlet, simlet, and the simulation tool. Such practice will allow candidates to focus their exam-taking efforts on the exam questions rather than on how to correctly use the tools. The tutorial below familiarizes users with the software tools used in Cisco Career Certification exams.

Exam Tutorial: Review type of exam questions

Alle informatie over het boeken van de Cisco-examens is te vinden op de website van Pearson VUE