ZyXEL Communications UAG Series - 50.9 Restoring the Recovery Image

Chapter 50 File Manager
UAG CLI Reference Guide
268
4 If “Connect a computer to port 1 and FTP to 192.168.1.1 to upload the new file” displays on the
screen, the firmware file is damaged. Use the procedure in Section 50.10 on page 270 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 30 Firmware Damaged
50.9 Restoring the Recovery Image
This procedure requires the UAG’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.
Note: You only need to use this section if you need to restore the recovery image.
1 Restart the UAG.
2 When “Press any key to enter debug mode within 1 seconds.” displays, press a key to enter debug
mode.
Figure 31 Enter Debug Mode
3 Enter atuk to initialize the recovery process. If the screen displays “ERROR”, enter atur to initialize
the recovery process.
Building ...
Connect a computer to port 1 and FTP to 192.168.1.1 to upload the new file.
BootModule Version: V1.22 | Mar 8 2012 17:12:28
DRAM: Size = 512 Mbytes
Kernel Version: V2.6.25.4 | 2012-07-13 10:01:15
ZLD Version: V2.50(AACG.0) | 2012-07-20 13:34:43
Press any key to enter debug mode within 1 seconds.
............
Enter Debug Mode
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