If you have a complex network setup, recreate those settings carefully after regaining access.
To reset your Unraid network settings to the installation defaults (DHCP), the most effective method is to from your boot media . This is useful if you have accidentally assigned an unreachable static IP or are moving the drive to a new server. Manual Network Reset via Flash Drive unraid reset network settings install
Unraid runs entirely from a USB flash drive. All configuration files are stored on the config folder of that drive. The two critical files for networking are: If you have a complex network setup, recreate