ZyXEL Communications 3.1 User Manual

Chapter 39 File Manager

ZyWALL (ZLD) CLI Reference Guide

Enter atgo. The ZyWALL starts up. 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 and you need to use the 
procedure in 

 to recover the firmware. 

atgo Debug Command

This procedure requires the ZyWALL’s firmware. Download the firmware package from 
www.zyxel.com and unzip it. The firmware file uses a .bin extension, for example, 
"1.01(XL.0)C0.bin". Do the following after you have obtained the firmware file.

Note: This section is not for normal firmware uploads. You only need to use this section if 

you need to recover the firmware. 

Connect your computer to the ZyWALL’s port 1 (only port 1 can be used).

The ZyWALL’s FTP server IP address for firmware recovery is 192.168.1.1, so set your computer to 
use a static IP address from 192.168.1.2 ~192.168.1.254. 

Use an FTP client on your computer to connect to the ZyWALL. For example, in the Windows 
command prompt, type ftp 192.168.1.1. Keep the console session connected in order to see 
when the firmware recovery finishes. 

Hit enter to log in anonymously.

Set the transfer mode to binary (type bin).

Transfer the firmware file from your computer to the ZyWALL. Type put followed by the path and 
name of the firmware file. This examples uses put e:\ftproot\ZLD FW \1.01(XL.0)C0.bin.

FTP Firmware Transfer Command