Internet-Failover is a newly added feature in InstantOS 3.2. When enabled, it can trigger to change the uplink if Internet is unreachable.
As of InstantOS 3.2, four types of uplink configuration is available
Follow images below to configure an Virtual-Controller with "Internet failover":
Using GUI, login into Virtual Controller.
Click on "Settings" from Main Menu in the top right corner
On Settings window, click on "Show Advanced Options" at the bottom.
Interval between consecutive ICMP request is controlled by the option "Failover detection frequency". The Default value is 30 seconds
Number of packets lost before the uplink is considered as down is controlled by the option "Failover detection count". The default value is 10.