No problem, and it won't survive a reboot. It will only add the rule into the currently running kernel. Adding it to a script like you said would fix it during bootup.
Cheers, Trevor Jesse Kline said: > On Mon, 2003-02-03 at 15:12, Trevor Lauder wrote: >> The command 'iptables -A INPUT -s <blacklisted IP> -p all -j DROP' >> will block all access to anything from the IP you specify in >> <blacklisted IP> > > Thanks for all your help Trevor. Will this command survive a reboot, or > do I have to add it to a script somewhere? > > Jesse
