Chapter 1: Introduction; G250 And G350 Contents - Avaya G250 Administration

Chapter 1: Introduction

The Avaya G250 and G350 Media Gateways are high-performance converged telephony and
networking devices that are located in small branch locations, providing all infrastructure needs
in one box — telephone exchange and data networking. The G250 and G350 each feature a
VoIP engine, WAN router, and Power over Ethernet LAN switch. The G350 provides full support
for legacy DCP and analog telephones. The G250 supports legacy analog telephones, and the
G250-DCP model also supports DCP telephones.
The G350 is designed for use in a 16-40 user environment, but can support sites with up to 72
stations. The G250 is a designed for smaller branch offices with two to eight users.
Note:
Instructions in this guide are valid for both the Avaya G250 and G350 Media
Note:
Gateways except where otherwise noted.

G250 and G350 contents

an advanced router
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a high-performance switch
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a Voice over IP (VoIP) engine
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a fax and modem over IP engine
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preservation of calls in progress when switching from one server to another (applicable to
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all connections except ISDN BRI)
support for contact closure
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Virtual Private Networks (VPN)
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Emergency Transfer Relay (ETR)
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