Step 2 answer: To set up ULA, just assign ULA you want to your LAN interface. Default radvd.conf will now advertise that ULA prefix to the lan, and your hosts w

Step 2 answer: To set up ULA, just assign ULA you want to your LAN interface. Default radvd.conf will now advertise that ULA prefix to the lan, and your hosts will auto configure. Are they static? Yes, in the sense that they don't change. Are they dynamic? Yes in the sense that you didn't have to configure the host manually, it just did slaac. Once a host picks a ULA (prefix + id), you can get that from the host. It's the same as getting a mac address of a machine, but instead you get the ULA, and add it to your firewall rules. Step 3 answer: I run unbounded on the router.