A VPN configuration on the SMA 1000 Series must meet the following requirements to support Connect on Demand:
There must be no user interaction required for the user to connect.
If the Mobile Connect app is not running and user interaction is required for the VPN connection attempt to succeed, Connect on Demand might fail to connect. Scenarios where user interaction might be required include the following:
To enable Connect on Demand to an SMA 1000 Series
Select the Connect on demand checkbox to enable the feature.