Block IP traffic from an specific IP or Network. Block from an IP iptables -A INPUT -s 11.22.33.44 -j DROP If you want to block only on an specific NIC iptables -A INPUT -s 11.22.33.44 -i eth0 -j DROP Or an specific port iptables -A INPUT -s 11.22.33.44 -p tcp -dport 22 -j DROP Using […]
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