I've been asked by a friend to help with his small fleet; he's got 15-20 nodes that he wants to get iptables rules set up. They're all bare metal and with a bunch of hosting providerss so he doesn't ...

While you're supposed to use the iptables commands in the RH based distros it isn't a big deal to just edit /etc/sysconfig/iptables by hand and restart the service. It is easy and works. It looks like ...