Tag Archives: firewall

Ubuntu Firewall setting By UFW

The basic firewall in Ubuntu is UFW. So here’s how to use the basic UFW.. UFW enable/disable sudo ufw enable sudo ufw disable Displays a warning that the firewall will be blocked on activation. Allow and block UFW Port base, Service base: sudo ufw allow <port>/<optional: protocol> sudo ufw allow 80 sudo ufw allow 80/tcp sudo

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