@KJK Yeah I know, that's the problem. I don't really know (yet) what I'm doing, but I know what I want to achieve. The diagram above is what I want to get working somehow. I made a new (totally...

Hi, I've made an image to make my situation a bit easier to explain/understand. I've got 2 "buildings". In building A, the internet comes in trough a ISP cable modem, goes trough a PFSense firewall...