firewalld
Differences
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firewalld [2019/05/01 13:31] k2patel [Adding rich rule] |
firewalld [2020/08/10 02:35] |
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| - | ====== Firewalld ====== | ||
| - | Another package to manage another package... welcome to new world ... :D\\ | ||
| - | Anyway but server need to keep rolling !! | ||
| - | |||
| - | |||
| - | ==== Replace firewalld with iptables ==== | ||
| - | This is tested with the RHEL7 | ||
| - | <code bash> | ||
| - | yum install -y iptables-services | ||
| - | iptables-save > /etc/sysconfig/iptables # preserve existing rule | ||
| - | systemctl stop firewalld | ||
| - | systemctl mask firewalld | ||
| - | systemctl enable iptables | ||
| - | systemctl enable ip6tables | ||
| - | systemctl start iptables | ||
| - | systemctl start ip6tables | ||
| - | </code> | ||
| - | |||
| - | ==== Adding rich rule ==== | ||
| - | |||
| - | <code bash> | ||
| - | firewall-cmd --permanent --zone=public --add-rich-rule=' | ||
| - | rule family="ipv4" | ||
| - | source address="192.168.12.0/25" | ||
| - | port protocol="tcp" port="9200" accept' | ||
| - | </code> | ||
| - | |||
| - | ==== Port redirection ==== | ||
| - | Using following command one can redirect port traffic to another. | ||
| - | <code bash> | ||
| - | firewall-cmd --permanent --direct --add-rule ipv4 nat OUTPUT 0 -p tcp -o lo --dport 8080 -j REDIRECT --to-ports 8443 | ||
| - | </code> | ||
firewalld.txt ยท Last modified: 2020/08/10 02:35 (external edit)
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