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 ...
Say, I'm just tooling around with iptables on an RH8.0 box. I was trying to add a filter for all telnet connections to be rejected except from one particular machine on my LAN. The command I'm using ...