Chapter 42 Firmware Upgrade
AX/DX/EX/PX Series User’s Guide
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Figure 274   Firmware Uploading
The Zyxel Device automatically restarts in this time causing a temporary network disconnect. In some 
operating systems, you may see the following icon on your desktop.
Figure 275   Network Temporarily Disconnected
After 2 minutes, log in again and check your new firmware version in the Connection Status screen.
If the upload was not successful, an error screen will appear. Click OK to go back to the Firmware 
Upgrade screen.
Figure 276   Error Message