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centos7端口转发
外部转发:
firewall-cmd --permanent --zone=public --add-masquerade #要实现转发这个是必须的
firewall-cmd --permanent --zone=public --add-forward-port=port=3306:proto=tcp:toport=3306:toaddr=192.168.22.83
firewall-cmd --permanent --zone=public --remove-forward-port=port=3306:proto=tcp:toport=3306:toaddr=192.168.22.83
信任所有链接转发:
firewall-cmd --permanent --zone=internal --add-masquerade
firewall-cmd --permanent --zone=internal --add-forward-port=port=3306:proto=tcp:toport=3306:toaddr=192.168.22.83
firewall-cmd --permanent --zone=internal --remove-forward-port=port=3306:proto=tcp:toport=3306:toaddr=192.168.22.83
#切换zone
firewall-cmd --zone=<zone> --add-interface=<interface>