My own Firewall ??

[Gilberto Brito Cordovés]

Hi:   I’m new in this list, I’m Cuban and my English is no good, sorry. I’m looking information about configure a Debian system whith minimous software to build a firewall, is this possible ??, I want a system that only have installed: iptables, kernel 2.6 and apt-get for security actualizations.   Thanks. Gb.