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sudo iptables -F
sudo iptables -t nat -F
sudo iptables -t mangle -F
sudo iptables -t nat -A PREROUTING -p tcp -i eth0 --dport 63001 -j DNAT --to-destination 10.0.3.10:3306
sudo iptables -t nat -A PREROUTING -p tcp -i eth0 --dport 64001 -j DNAT --to-destination 10.0.3.10:6379
sudo iptables -t nat -A PREROUTING -p tcp -i eth0 --dport 63101 -j DNAT --to-destination 10.0.3.20:3306
sudo iptables -t nat -A PREROUTING -p tcp -i eth0 --dport 64101 -j DNAT --to-destination 10.0.3.20:6379
sudo iptables -t nat -A PREROUTING -p tcp -i eth0 --dport 60050 -j DNAT --to-destination 10.0.3.50:5044
sudo iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE |
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sudo iptables -S |
Delete all existing rulesor
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sudo iptables -t nat -L --line-Fnumbers |
Delete all existing rulesTo save iptables and automatically reload after rebooting
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sudo systemctl disable firewalld sudo yum install iptables-service sudo systemctl enable iptables sudo service iptables saveiptables -F |