Mesh VPN "local" bandwidth limit

[schnappi]

In short, use a firewall.

Preventing Syncthing from using certain networks

I run WireGuard on all my machines, but I use it pretty much exclusively as a remote access tool, and not to protect traffic. Due to having miserably-slow American residential upload speeds as a bottleneck, it’s usually the slowest method of accessing any of my other machines if there’s another route available. Syncthing thinks my WireGuard network is a LAN (fair enough, as it does use the 10.0.0.0/8 block), meaning that whenever the WireGuard network is up - which it always is - Syncthing alwa…