Setup firewall with UFW on ubuntu
It is very easy to setup firewall using UFW on ubuntu server. First you need to check if you have UFW installed on your machine. If it is installed you can check the status of the same using
$ sudo ufw status Status: inactive In case it is installed but not enabled. If it is not installed then it will throw command not found error. If it is active then it will show out put similar like below output.
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