How to configure iptables and make the configuration persistent across system restarting on Linux Mint 17.1?
You can use the ‘iptables-persistent’ tool.
To install iptables-persistency pachage:
sudo aptitude install iptables-persistent
The you can manipulate the iptables by the ‘iptables’ command.
To save the current iptables rules:
sudo /etc/init.d/iptables-persistent store
It will store the rules for ipv4 and ipv6 in
/etc/iptables/rules.v4
/etc/iptables/rules.v6
respectively.
It will load the rules from these files during booting the system.