When flashing the brand new Unraid 7 to a USB stick earlier today I did something silly. I configured a static IP that conflicted with another host in the same LAN.
This meant I couldn't access the Unraid UI to fix it. However, by modifying one file in the /boot directory by hand we can set a static IP easily and quickly. In Unraid land, the /boot directory is persisted on the USB stick the system boots from.
To make changes to this file, open the command line interface to your Unraid system e