<https://dev.to/payalsasmal/let-s-learn-about-few-networking-side-command-in-linux-unix-3b7d>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://dev.to/payalsasmal/let-s-learn-about-few-networking-side-command-in-linux-unix-3b7d>