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Firewall
(lemmy.world)
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this post was submitted on 16 Feb 2024
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If the script was supposed to wait 30 secs and then unblock the ports, running with nohup would have allowed the ports to be unblocked 30 secs later. Instead, the script terminated when the SSH session died, and never executed the countdown nor unblock.
Thanks for the elaborate answer!
Any time! :)