How to block someone's IP

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Revision as of 12:43, 5 January 2009 by Admin (talk | contribs) (New page: To block incoming IP, use this command: iptables -A INPUT -s IP -j DROP For example: iptables -A INPUT -s 123.123.123.123 -j DROP To save the rule: On Centos) /etc/init.d/i...)
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To block incoming IP, use this command: 

   iptables -A INPUT -s IP -j DROP

For example: 

   iptables -A INPUT -s 123.123.123.123 -j DROP

To save the rule:

On Centos) 

  /etc/init.d/iptables save

On Debian)

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