Patrick O'Callaghan wrote:
s-c-f is the standard firewall config tool on Fedora and it's enough for probably 90% of users or more. It's just a frontend to iptables. Other Linux distros will have other solutions.
I'm surprised no-one has mentioned shorewall, which I assumed was the standard Fedora firewall generator. Maybe it is more useful if you have a system with several machines?