ZyXEL Communications P-661H Series User Manual

Chapter 20 Tools

P-661H/HW Series User’s Guide

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Do NOT turn off the ZyXEL Device while firmware upload is in progress!

After you see the Firmware Upload in Progress screen, wait two minutes before logging into 
the ZyXEL Device again. 

Figure 153   Firmware Upload In Progress

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 154   Network Temporarily Disconnected

After two minutes, log in again and check your new firmware version in the Status screen.
If the upload was not successful, the following screen will appear. Click Return to go back to 
the Firmware screen.

Browse... 

Click Browse... to find the .bin file you want to upload. Remember that you must 

decompress compressed (.zip) files before you can upload them. 

Upload 

Click Upload to begin the upload process. This process may take up to two 

minutes.

Table 112   Firmware Upgrade (continued)