As we know, CentOS is the commonly used operating system for server environment. Besides it base on RedHat distribution, it has a widely contributor and community-support spread out of the world. And the most important is, it is free. The latest version of CentOS available is version 7.3. You can download the image from CentOS official download page.
It is not hard to install the CentOS Operating System as it comes with GUI Installation. In this article i will describe the installation and the post-installation which i always do when prepared the server for my job. Your needs or configuration maybe different, as i tuned the configuration and installation based on my experiences.