Chapter 23 Firmware Upgrade
P-661HNU-Fx User’s Guide
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After you see the firmware updating screen, wait two minutes before logging into
the ZyXEL Device again.
Figure 118 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 119 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, an error screen will appear. Click OK to go back
to the Firmware Upgrade screen.
Figure 120 Error Message
Browse... Click this to find the .bin file you want to upload. Remember that you
must decompress compressed (.zip) files before you can upload them.
Upload Click this to begin the upload process. This process may take up to two
minutes.
Table 78 Maintenance > Firmware Upgrade
LABEL DESCRIPTION