Appendix A Troubleshooting - ZyXEL Communications Internet Security Gateway ZyWALL 2 Series 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
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:
Problems with the Password
PROBLEM
Cannot The password field is case sensitive. Make sure that you enter the correct password
access the using the proper casing.
ZyWALL.
Use the Reset button to restore the factory default configuration file. This will restore all
of the factory defaults including the password. See the Resetting the ZyWALL section in
the Introducing the Web Configurator chapter for details.
Troubleshooting
Chart 1 Troubleshooting the Start-Up of Your ZyWALL
Chart 2 Troubleshooting the Password
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.
CORRECTIVE ACTION
ZyWALL 2 Series User's Guide
Appendix A
A-1