RE: lan users data accounting

satish patel said: 

i have no wireless accesspoint or anything i want to create it on my linux box gateway and it working like NAS i hope u got my question

Sounds like you need something like Mikrotik's RouterOS with Hotspot. See www.mikrotik.com. The Mikrotik box can then talk to FreeRadius for authentication and accounting.  

Rgds

satish patel

-- hugh