hdd not detected

I have attached 160gb for MT & logs & second 500gb hdd for proxy plz anyone tell me how to format other hdd to get it detect in mikrotik?

or i should make different proxy server like squid in windows? will it work with MT?

Thanks

Try this. http://wiki.mikrotik.com/wiki/Proxy_on_RouterBOARD’s_external_drive

-Louis