Unraid Reset Network Settings !link!
Reset Network to default - General Support - Forums - Unraid
[Edit] [Reset to Defaults] <-- button
rm /boot/config/network.cfg
Why? Because if you set a static IP inside Unraid and later change your router, you lock yourself out. If you use a router reservation, you only need to change one thing (the router), and Unraid follows automatically. unraid reset network settings