Say you have finished setting up your virtual host on nginx on a particular port say xxx.xxx.xxx.xxx:83. This cant cannot be accessed on host browser till a firewall is added that will enable port 83.
When nginx a server is set up for the first time ,The Uncomplicated firewall is normally inactive You can check the status of the firewall by using the command
$sudo ufw statusThis should give you this results below
# Status inactive
In order to achieve our purpose today we will follow the steps below Step 1 Enable the firewall Use the command:
sudo ufw enableStep 2 Enable a port on the firewall with the command below
sudo ufw allow 83
Huray the port is now oppened for http connection