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Download the newest firmware from your Draytek website to USB Storage Disk for the device
(e.g., Vigor2850) managed by Vigor3220 Series.
Vigor2850, as an example, is chosen for Vigor3220 to perform the CPE firmware upgrade
remotely in this case.
1.
Plug in USB storage disk onto Vigor3220 Series via USB interface. Make sure the USB disk
has been installed correctly, otherwise, the firmware upgrade will not be successful.
2.
Access into web user interface of Vigor3220 Series. Open Central VPN
Management>>CPE Management and click the CPE Maintenance tab.
3.
Click any index number link, e.g., Index 1.
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Vigor3220 Series User's Guide
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