If you have set up and connected tunnels and they all show to be open, but you cannot send traffic down the tunnel, try the troubleshooting step below to fix inoperable tunnels using zone bridging.
This issue may be caused by firewall rules rules not being set up between the originating interface and the IPSEC or L2TP Interface.
Create zone bridging rules in the Firewall page (Network > Firewall > Firewall rules).