Ravi Sir's Cards › AWS
Make rules persistent
This revision card explains Make rules persistent. It starts from the need that runtime-only rules vanish on reboot and reopen the host. It describes iptables-save / nftables.conf / firewall-cmd --runtime-to-permanent / ufw enable. The how-to section notes change , then prove , then persist , then reboot smoke test. An example on the card is diego Alvarez schedules a reboot check after every bastion change.
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What this card says
Why do we need it?
Runtime-only rules vanish on reboot and reopen the host.
What is it?
iptables-save / nftables.conf / firewall-cmd --runtime-to-permanent / ufw enable.
persistent
How to do it
Change → prove → persist → reboot smoke test.
Example
Diego Alvarez schedules a reboot check after every bastion change.