
FXS H.323 VoIP Gateway User Manual
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COM Port:
Ethernet connector LAN
RS232 console port (DB-9pin male connector)
Note: use straightforward cable to connect to your computer.
PINOUTS
Pin Name Dir Description
2 RXD Receive Data
3 TXD Transmit Data
5 GND System Ground
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TEL Port:
RJ-11 connector, FXS interface. To connect analog phone sets or trunk line of PABX.
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12V DC Port:
DC Power supply.
1.6.5 Back Panel Connections
This section outlines how to connect your VoIP Gateway to the LAN and the WAN. In the
case of connecting a Cable Modem you must connect the coaxial cable from your cable service
to the threaded coaxial cable connect on the back of the cable modem.
Step 1. Connecting the Console Port
For the initial configuration of your VoIP Gateway, you need to use terminal emulator
software on a workstation and connect it to the VoIP Gateway the console port. Connect the 9-pin
end of the console cable to the console port of the VoIP Gateway and the other end to a serial port
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