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Implementing Cisco Unified Communications Voice over IP and QoS (CVOICE) Foundation Learning Guide, Fourth Edition by Kevin Wallace

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Chapter 6. Using Gatekeepers and Cisco Unified Border Elements

After reading this chapter, you should be able to perform the following tasks:

• Describe Cisco IOS gatekeeper functionality.

• Configure gatekeepers for device registration, address resolution, and call routing.

• Implement gatekeeper-based CAC.

• Describe Cisco Unified Border Element (Cisco UBE) functions and features and how a Cisco UBE is used in current enterprise environments.

• Implement a Cisco UBE router to provide protocol interworking.

Gatekeepers play a major part in medium-sized and large H.323 VoIP network solutions. Gatekeepers allow for dial-plan scalability and reduce the need to manage global dial plans locally. This chapter describes the functions of a gatekeeper ...

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