Appendix A Troubleshooting - ZyXEL Communications ZyWall 10W User Manual

This chapter covers potential problems and possible remedies. After each problem description,
some instructions are provided to help you to diagnose and to solve the problem. Please see our
Problems Starting Up the ZyWALL
Chart A-1 Troubleshooting the Start-Up of Your ZyWALL
PROBLEM
None of the Make sure that you have the included power adaptor or cord connected to the ZyWALL
LEDs turn on and to an appropriate power source.
when you
Replace the fuse if it is burnt out (see the appendices for more on changing a fuse).
turn on the
ZyWALL.
If the error persists, you may have a hardware problem. In this case, you should contact
your vendor.
Cannot 1. Check to see if the ZyWALL is connected to your computer's console port.
access the
2. Check to see if the
ZyWALL via
communications program is
the console
configured correctly. The
port.
communications software
should be configured as
follows:
Troubleshooting
ZyWALL Series Internet Security Gateway
Troubleshooting
included disk for further information.
CORRECTIVE ACTION
VT100 terminal emulation
9600 bps is the default speed on leaving the factory. Try
other speeds in case the speed has been changed.
No parity, 8 data bits, 1 stop bit, data flow set to none.
Appendix A
A-1