Have you ever wondered how you can Firewall an IP from your VPS? We'll here's how !
1. Log into your SSH using user "root".
2. Start IP Tables using "service iptables start"
3. Enter the following to DROP (block) the IP.
---------------DROP-------------------
/sbin/iptables -A INPUT -s [ip here] -j DROP
service iptables save
3. To verify if the user has been blocked use "service iptables status"
You're all done, now the IP won't be able to access your VPS.
