I am running pfSense Plus and I can ping the .52 address and connect a tcp port on .52. My pfsense and other devices continues to show my home IP instead of the remote locations IP address. It works correctly if I use a windows machine and the GUI.
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tailscale up --exit-node=100.75.4.52 --exit-node-allow-lan-access --accept-routes --advertise-exit-node --advertise-routes=192.168.4.0/24