Cisco Systems VG204 Manual De Usuario

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Cisco VG202, Cisco VG202XM, Cisco VG204, and Cisco VG204XM Voice Gateways Software Configuration Guide
OL-16191-01
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Understanding Interface Numbering and 
Cisco IOS Software Basics
About the Voice Gateways
Cisco VG202, Cisco VG202XM, Cisco VG204, and Cisco VG204XM voice gateways deliver analog 
voice gateways for the service provider as well as commercial and enterprise unified communication 
markets. These voice gateways provide voice connectivity to devices such as analog phones, fax 
machines, and modems.
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, 
each supporting independent telephone numbers giving you two or four separate lines, and parity with 
Cisco IOS fax/modem, security, and Session Initiation Protocol (SIP) features. Both voice gateways are 
configurable with Cisco Unified Communications Manager (CUCM) & Cisco Unified Communications 
Manager Express (CUCME).
Note
Cisco VG202, Cisco VG202XM, Cisco VG204, and Cisco VG204XM voice gateways are fixed voice 
gateways and do not support interface cards.
Port Numbering Conventions
The Cisco VG202 voice gateway supports two RJ-11 ports and supports two FXS voice ports with two 
10/100 Fast Ethernet ports. 
 shows the interfaces and ports on the Cisco VG202 voice gateway. 
All interface ports are on the back of the chassis.