Resetting The Zywall; Getting More Troubleshooting Help - ZyXEL Communications ZyWALL USG 300 User Manual

Unified security gateway

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You can upload the firmware package to the ZyWALL with the option enabled, so you only

need to clear the Destroy compressed files that could not be decompressed option while

you download the firmware package. See

virus Destroy compressed files that could not be decompressed option.

I changed the LAN IP address and can no longer access the Internet.

The ZyWALL automatically updates address objects based on an interface's IP address,

subnet, or gateway if the interface's IP address settings change. However, you need to

manually edit any address objects for your LAN that are not based on the interface.

51.1 Resetting the ZyWALL

If you cannot access the ZyWALL by any method, try restarting it by turning the power off

and then on again. If you still cannot access the ZyWALL by any method or you forget the

administrator password(s), you can reset the ZyWALL to its factory-default settings. Any

configuration files or shell scripts that you saved on the ZyWALL should still be available

Use the following procedure to reset the ZyWALL to its factory-default settings. This

overwrites the settings in the startup-config.conf file with the settings in the system-

default.conf file.

This procedure removes the current configuration.

If you want to reboot the device without changing the current configuration, see

1 Make sure the SYS LED is on and not blinking.

2 Press the RESET button and hold it until the SYS LED begins to blink. (This usually

takes about five seconds.)

3 Release the RESET button, and wait for the ZyWALL to restart.

You should be able to access the ZyWALL using the default settings.

Search for support information for your model at www.zyxel.com for more troubleshooting

suggestions.

ZyWALL USG 300 User's Guide

Chapter 51 Troubleshooting

Section 29.2.1 on page 453

for more on the anti-

Chapter 50 on