Yup, it's definitely one of the things Tailscale does. Not an intro or tutorial, but I've not found a better write-up than on their blog: https://tailscale.co

Yup, it's definitely one of the things Tailscale does. Not an intro or tutorial, but I've not found a better write-up than on their blog: https://tailscale.com/blog/how-nat-traversal-works/ https://tailscale.com/blog/how-nat-traversal-works/ (personally, I'd just do what the author did... it's a ton less work to setup and maintain)