Chapter 35 File Manager
ZyWALL (ZLD) CLI Reference Guide
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on page 284 to restore it. If the message does not display, the firmware is OK and you do
not need to use the firmware recovery procedure.
Figure 33 Firmware Damaged
35.9 Restoring the Recovery Image
This procedure requires the ZyWALL’s recovery image. Download the firmware package
from www.zyxel.com and unzip it. The recovery image uses a .ri extension, for example,
"1.01(XL.0)C0.ri". Do the following after you have obtained the recovery image file.
" You only need to use this section if you need to restore the recovery image.
1 Restart the ZyWALL.
2 When “Press any key to enter debug mode within 3 seconds.” displays, press a key to
enter debug mode.
Figure 34 Enter Debug Mode
3 Enter atuk to initialize the recovery process.If the screen displays “ERROR”, enter
atur to initialize the recovery process.
" You only need to use the atuk or atur command if the recovery image is
damaged.