ZyXEL Communications P-870H Series User Manual page 224

Chapter 23 Tools
After you see the Firmware Upload in Progress screen, wait two minutes
before logging into the ZyXEL Device again.
Figure 132 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 133 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 Tools to
go back to the Firmware screen.
Figure 134 Error Message
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P-870H/HW Series User's Guide