IPTables: Difference between revisions
→IPTables
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= IPTables =
== Adding Rules ==
List rules
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Allow loopback
iptables -I INPUT 1 -i lo -j ACCEPT
== Reporting ==
Logging
iptables -I INPUT 5 -m limit --limit 5/min -j LOG --log-prefix "iptables denied: " --log-level 7
iptables -F▼
▲Check Stats:
iptables -nvL
Reset Packet Counts and Aggregate Size:
Flush Chain:▼
iptables -Z
== Deleting Rules ==
iptables -D INPUT -p tcp --dport 80 -j ACCEPT
iptables -D INPUT -i ens160 -s 10.140.198.7 -j DROP
iptables --flush MYCHAIN
Flush Iptables
▲Delete Empty Chain:
▲ iptables -F
Delete Empty Chain
iptables -X MYCHAIN
== Saving Rules ==
Export rules
iptables-save > /etc/iptables.conf
Restore them on every reboot
sudo nano /etc/rc.local
iptables-restore < /etc/iptables.conf
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