Deployment Planning - Nortel 1000 Integration Manual

Chapter 1 Overview

Deployment Planning

Deployment Planning
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Application Gateway Network Integration Guide
The Application Gateway fully complies with the security protocols used
by other devices. For example, if your IP telephones support secure
communications, the Application Gateway connection with the
telephones will be secure. The Application Gateway uses only published
interfaces to IP telephones and systems.
For a more in-depth discussion of Application Gateway security, see
Chapter 2, "Security Planning."
The Application Gateway installs into any network infrastructure without
requiring changes to the existing hardware or back-end software. The
Application Gateway sits in front of content servers and works with other
networking products such as cache engines, web servers, firewalls, and
routers.
The Application Gateway is designed for flexible network deployment.
The location of an Application Gateway in a network is largely based on
the configuration of the existing network.
Regardless of the network deployment chosen, the only requirements that
must be met to ensure correct operation are as follows:
The client devices (IP telephones) must be able to contact the
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Application Gateway on the network.