Created
June 8, 2017 08:06
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https://www.digitalocean.com/community/tutorials/how-to-set-up-a-basic-iptables-firewall-on-centos-6
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| iptables -A INPUT -p tcp --tcp-flags ALL NONE -j DROP | |
| iptables -A INPUT -p tcp ! --syn -m state --state NEW -j DROP | |
| iptables -A INPUT -p tcp --tcp-flags ALL ALL -j DROP | |
| iptables -A INPUT -i lo -j ACCEPT | |
| iptables -A INPUT -p tcp -m tcp --dport 8080 -j ACCEPT | |
| iptables -L -n | |
| iptables-save | sudo tee /etc/sysconfig/iptables | |
| service iptables restart |
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