reference: Pfsense - Wireguard Tunnel - Route traffic from a specific host via the remote sites WAN : r/PFSENSE
Re-map the traffic from of one or more devices on Site A so that their source IP appears to be coming from Site B's WAN IP, which is on the far side of a site-to-site WireGuard tunnel.
This solution makes use of several pfSense technologies and techniques:
- Static Routing
- Polilcy-based Routing