This latest beta firmware fixed some bugs for 3G connection. This beta firmware should:
(1) Impove the slow download speed issues when Sierra AC880U connects to our Vigor2820 series.
(2) Resolve issues with accessing SSL (https) websites.
(3) Resolve issues with image and data files corruptions.
If you have any other questions please contact us for further information or report any other bugs to
support@draytek.com.au