How to setup a UFW firewall on Ubuntu 18.04 LTS server


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Originally published at: https://www.cyberciti.biz/faq/how-to-setup-a-ufw-firewall-on-ubuntu-18-04-lts-server/

How do I setup a firewall with UFW (uncomplicated firewall) on an Ubuntu Linux 18.04 LTS server to restrict traffic on my personal Ubuntu web-server that hosts my cat’s blog? How do I set up a firewall with UFW on Ubuntu 18.04 LTS?