Cisco 642-453
Certification Provider: Cisco
Exam Name: 642-453 - Gateway Gatekeeper(GWGK)
Related Certifications: Cisco CCVP
Customer Thoughts on 642-453
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Cisco is a leading certification institution or company in the world for IT certifications. It is one of the most preferred certification institutions by the IT professionals allover the world. Cisco certifications are authentic and valid. Cisco certifications are ranked high and accepted almost everywhere in every industry. The field of Information technology is becoming a very important part in every field of life, and mostly in the field of business and industry. Everyone needs to have some knowledge and skills in IT so that he can get some success in his respective field. Cisco 642-453 certification exam is a very significant and important certification from Cisco. Cisco 642-453 certification exam is also known as Cisco 642-453, Gateway Gatekeeper certification exam. Cisco 642-453 certification exam is very effective for the IT professionals.
The first topic of Cisco 642-453 certification exam is about the basic knowledge of the various tasks and interoperation of voice & video gateways inside an IP communication network. The next section discovers and explains the suitable gateway signaling protocol that is required to complete or fulfill the demands. It also recognizes and explains the suitable digital line protocol that is required to fulfill the demands. It also includes the explanation that is needed to fulfill the needs of the suitable analog line protocol. Furthermore, this topic explains the suitable implementation of drop and about the insert multiplexing, and provides valuable explanation about the DSP functionality or working. It also provides explanation that is relevant to the various techniques and ways of fax and modem support. The next topic of this certification is about the explanation of various tasks or utilities and the interoperation of gatekeeper inside an IP communication network. This topic explains the various functions of gatekeeper and the explanation of Gatekeeper clustering. The next topic of this certification is about the basic knowledge and skills that are used for successfully and effectively applying a Gatekeeper. In order to offer call admission control, this topic provides valuable knowledge and expertise of successfully applying and configuring Gatekeeper. In order to give dial-plan resolution, this topic provides valuable knowledge and expertise of successfully applying Gatekeeper. Candidates also get the expertise of arranging redundancy amongst Gatekeeper devices and Gatekeeper clustering. Furthermore, this certification provides the expertise of validating and successfully troubleshooting Gatekeeper implementations. In the next topic, candidates get the expertise of applying a Gateway. This topic explains candidates how to arrange and validate PRI connectivity and BRI connectivity, CAS connectivity and the Analog connectivity. In order to give or supply High Availability, candidates learn to apply SRST. This topic explains candidates how to apply media resources on a Gateway, fax and the modem support on a gateway. The next topic of this certification is about the basic knowledge and skills that are required and used for successfully and effectively applying a dial-plan. This topic explains the various parts of a dial-plan and provides required expertise of arranging digit manipulation and applying call routing and COR. The second last topic of this certification is about the knowledge and skills of applying call applications on a Gateway. The last topic of Cisco 642-453 certification exam is about the basic knowledge, explanation and expertise of applying an IP-to-IP Gateway. The exams of Cisco 642-453 certification contain 60 questions and allowed time for the exams is 75 minutes.
Benefits of Cisco 642-453 certification exams:
1. Cisco 642-453 certification exam provides valuable and important knowledge and the expertise about the Gateway Gatekeeper.
2. Cisco 642-453 certification provides knowledge and skills about the advanced gateway features.
3. The certified candidates of this certification become capable of dealing with the various concerns of Gateway Gatekeeper.
Cisco 642-453 certification exam is recommended for:
1. Cisco 642-453 certification is ideal for those people who wish to get knowledge, skills and expertise about the Cisco Gateway Gatekeeper.
2. Cisco 642-453 certification exam is the most ideal certification for those people who wish to get CCVP certification.
3. Cisco 642-453 certification exam is especially designed for those people and IT professionals who wish to make their name in applying Cisco Gateway Gatekeepers and get better jobs and a chance of working with huge and famous organizations.
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