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Overview of the Cisco VG202, Cisco VG202XM,

Cisco VG204, and Cisco VG204XM Voice

Gateways

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Overview

The Cisco VG202, Cisco VG202XM, Cisco VG204, and Cisco VG204XM voice gateways are analog

voice gateways for the service provider, commercial, and enterprise unified communication markets.

These voice gateways provide voice connectivity to devices such as analog phones, fax machines, and

modems.

The Cisco VG202, Cisco VG202XM, Cisco VG204, and Cisco VG204XM voice gateways provide

support for 2-FXS (Cisco VG202 and Cisco VG202XM) and 4-FXS (Cisco VG204 and

Cisco VG204XM) ports and parity with Cisco IOS fax/modem, security, and Session Initiation Protocol

(SIP) features. These voice gateways can be configured with Cisco Unified Communications Manager

Express (CUCME) or Cisco Unified Communications Manager (CUCM).

The Cisco VG202, Cisco VG202XM, Cisco VG204, and Cisco VG204XM voice gateways support the

following interfaces:

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OL-15959-01

Overview, page 1-1

Physical Description, page 1-2

Port Numbering Conventions, page 1-6

Interfaces and Service Capabilities, page 1-6

Memory, page 1-8

10/100 Fast Ethernet connection

RJ-11 Foreign Exchange Station (FXS) interface

DC input

Cisco VG202, Cisco VG202XM, Cisco VG204, and Cisco VG204XM Voice Gateways Hardware Installation Guide

C H A P T E R

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