firewall script not app

[carnagex420x]

Im looking for a firewall script to use instead of an application. Does anyone have any ideas or recomendation?....or should i attempt to create one from scratch.

[turinglabs]

I have a couple of simple scripts you can use at my site, they are commented and pretty easy to modify:

http://www.unixlore.net/downloads/firewall.sh.txt
http://www.unixlore.net/downloads/bastion-host.sh.txt