Problem Description: After upgrading the RAM on your PC to increase memory capacity, you may encounter boot issues where the system fails to boot properly on the first cold start. Symptoms include the computer starting up but without any video output, requiring a restart to boot normally and display video....
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IPTABLES Permanent save
apt-get install iptables-persistent After that, run next commands every time you want save iptables changes permanently:netfilter-persistent savenetfilter-persistent reload
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