Note: The documentation page has been updated and should have the complete instructions for integrating OPNsense with Netmaker. Please see the doc page here: https://docs.netmaker.io/docs/how-to-guides/integrating-non-native-devices.
Issue:
There's something missing in the guide for OPNsense integration. I followed all the steps carefully but still nodes from my Netmaker network can't reach the egress ranges I've specified on the Client Config, and vise versa.
Resolution:
It is missing a couple of steps which will be added in the documentation soon. You need to add a routing entry in order for the two networks to reach each other.
Creating a gateway. Go to System -> Gateways -> Configuration, then click on the
addicon and specify the tunnel interface and its IP, similar to what is shown in the image below:
Add the necessary routing entry. Go to System -> Routes -> Configuration, then click on the 'add' icon and specify a route to the Netmaker network via the gateway created in the previous step:
