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Cisco VG202 and Cisco VG204 Voice Gateways Hardware Installation Guide
OL-15959-01
Chapter 1 Overview of the Cisco VG202 and Cisco VG204 Voice Gateways
Interfaces and Service Capabilities
Interfaces and Service Capabilities
Table 1-3
describes the various physical ports and the services that each port type supports, including
the following.
•
The Cisco VG202 and VG204 voice gateways provide a connection to the terminal or PC for
software configuration or troubleshooting. The console port may be configured as a virtual auxiliary
port for dial backup and remote management.
•
Two Fast Ethernet ports.
•
Two or four FXS ports.
Interface Options
Table 1-4
lists the interface options that are available in the Cisco VG202 and Cisco VG204 voice
gateways.
Cisco VG202 and Cisco VG204 Voice Gateway Deployment
Figure 1-6
shows a typical deployment scenario for the Cisco VG202 and Cisco VG204 voice gateways.
Table 1-3
Cisco VG202 and VG204 Voice Gateways Interfaces and Service Capabilities
Port
Interface Configurations
Interface To
Services Supported
Details
Console/AUX
Port
EIA/TIA-232 asynchronous
serial (DCE)
ASCII terminal or
personal computer
Local administrative
access
RJ-45 physical interface
Fast Ethernet
Ports 0/0, 0/1
10/100BASE-T (802.3)
LAN
Data
RJ-45 physical interface
Ports 0 to 2, or
0 to 4
FXS (loop-start or
ground-start)
Analog phone, fax,
or modem
Analog voice/fax or
modem
2-port FXS, on premises
only
4-port FXS, on premises
only
Table 1-4
Interface Options for Cisco VG202 and Cisco VG204 Voice Gateways
Voice Gateway
RJ-11
1
1.
Analog voice interface.
RJ-45
2
2.
Analog voice interface.
FE
3
3.
10/100BASE-T ports.
FXS
4
4.
Foreign exchange station.
Cisco VG202 voice
gateway
2
Yes
2
2
Cisco VG204 voice
gateway
4
Yes
2
4
