Chapter 9 Establishing a Connection with an Internet Telephony Service Provider

A Cisco Unified Border Element (Cisco UBE) has the capability to interconnect voice and VoIP networks, offering protocol interworking, address hiding, and security services. This chapter gives an overview of Cisco UBE functionality and describes how to implement a Cisco UBE within an enterprise voice network.

Introducing the Cisco Unified Border Element Gateway

The Cisco UBE is similar to a traditional voice gateway, the main difference being the replacement of physical voice trunks with an IP connection. This section describes the concepts and features of a Cisco UBE in enterprise environments.

Cisco Unified Border Element Overview

The Cisco UBE is an intelligent ...

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