Firewall

the one i have firewall which also gateway and awesome web interface port forwarding and intrusion detections works greate even on 75mhz computer has 32 mem and 500meg hhd go to download it for free it installs redhat 7.2 just get old box that's not in use and install it takes at least 10 min with cable connenction depends on your speed http://clarkconnenct.org read the manual easy to install