If your interested in using FAST then you are going to need the system admin page. Its at
http://hostname:%5Bstart port + 3000]
When you are installing an Index Agent – you will be asked for the start port – default 13000. I have to use 26000 because systems here clog up 24000 with monitoring stuff so for exampel I use
And that displays the admin page – none of which is documented as far as I can gather.