From the left side menu, choose Network under the Configuration heading. The current settings for the Livewire (LAN) and WAN interfaces are displayed.
Set the Network address
Set the Netmask
Note that the Livewire interface does not require or support a Gateway or DNS.
Set Network Address A
Set Netmask A
Set Gateway A
Check the "Enable Configuration Access from WAN" if desired (3)
Click "Apply", then answer "Yes" to allow the system to restart