The easiest way to update the configuration information for the appliance (such as the IP address, host name, and so forth) after Filr is already installed is to use the VACONFIG utility from the appliance command prompt:
In the vSphere client, select the Filr appliance, then click thetab.
From the command prompt, log in to the appliance.
Type vaconfig, then press Enter.
In the VACONFIG utility, select, then press Enter.
Press the Tab key until the IP address is selected, then modify the IP address as desired.
Select, then press Enter.