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ZyWALL 50 Internet Security Gateway
Hardware Installation 2-3
Figure 2-2 ZyWALL 50 Rear Panel and Connections
This section outlines how to connect your ZyWALL 50 to the LAN and the WAN. If you want to connect a
cable modem you must connect the coaxial cable from your cable service to the threaded coaxial cable
connector on the back of the cable modem. Connect an xDSL modem to the xDSL wall jack. See also the
Appendices for important safety instructions when making connections to the ZyWALL.
Step 1. Connecting the Console Port
Use terminal emulator software on a computer when connecting a computer to the ZyWALL via the
console port. Connect the 9-pin end of the console cable to the console port of the ZyWALL and the other
end (choice of 9-pin or 25-pin, depending on your computer) to a serial port (COM1, COM2 or other COM