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In order to solve all the complex problems in the IP telephony networks, troubleshooting is necessary to solve the entire problem.

1) Master level of troubleshooting techniques and the methods for all parts of Cisco solutions like IP phones, call manager, applications and gateways etc.

2) Learning on how to investigate and resolving the problems on voice quality such as choppy audio, audio delay, noise as well as static, no way or one way audio and echo etc.

3) Knowing about the several types of troubleshooting all tools at the disposal and process on using them which depends upon the problems.

4) Discovering the potential causes for the problems and also efficiently learning the troubleshooting process for resolution.

5) Process on how to identify and resolving all gateway problems by breaking up the components in to several logical groups and following up the efficient approaches on troubleshooting.

6) Using the best IP telephony recommendations in order to build up the IP deployment as well as to avoid the errors that commonly happen.

IP telephony- future telecommunication:

This can be said as the converged voice as well as data infrastructure that boast better flexibility and create costs efficient scalability when compared with the traditional telephony. One of the important in troubleshooting the IP telephony is underlying the network infrastructure. Troubleshooting the Cisco IP telephony helps to identify the common problems that occur and resolve the same in the solution. Troubleshooting will cover all the entire regions of IP telephony like call routing, network infrastructure, voice mail and other voice related deals in the IP telephony. Even candidates will be learning about the troubleshooting on quality of voice solutions in this part.

Troubleshooting of Cisco IP will clearly explains about on how to solve the problem that root causes the problems. Descriptions of all problems will show the functionality of each solution. After that steps on solving the problems as well as identifying for the same will be learned within the period of the course.

Cisco offers three types of IP telephony programs to the candidates. All the details regarding each types will be available here to the candidates. The three types of courses are:

1) support specialists
2) telephony design specialists
3) telephony operations specialists

Cisco IP telephony design specialists:
This certification program is offered by Cisco to the candidates who wish to design as well as implement the Cisco powered voice over data networks. Candidates need to have a prerequisite in order to certify this program. A valid Cisco certified design associate (CCDA) certification is the perfect prerequisite to the candidates for certifying the Cisco IP telephony design specialists program. Apart from the prerequisite, there are two examinations which are to be taken by the candidates. They are:

1) 9E0-411EVODD- exam on Cisco enterprise voice over data design.
2) 9E0-601 DQOS- exam on deployment of quality of service in enterprise networking

Cisco IP telephony support specialists:

This certification program is offered by Cisco to the candidates who are able to plan, deploy as well as support all the Cisco IP telephony products. Prerequisite is necessary for this certification program and hence a valid Cisco certified network professional will be the perfect prerequisite. There are three examinations required for the candidates and they are:

1) 9E0-402 CIPT- exam on Cisco
2) 9E0-423 CVOICE- exam on voice over frame relay, IP as well as ATM.
3) 9E0-601 DQOS- exam on deployment of quality of service in networking enterprise.

Cisco IP telephony operation specialists:

This certification program is offered by Cisco to the candidates who are able to troubleshoot the specific type of Cisco technologies. Hence, this certification is entirely different from the other two types. A valid Cisco certified network associate (CCNA) certification shall be the best prerequisite for this certification program. There are two exams required to the candidates and they are:

1) 9E0-421 IPTT- exam on troubleshooting the Cisco IP.
2) 9E0-601 DQOS- exam on deployment of quality of service in enterprise networking