This is the configuration Examples for CentOS 7.x that is compatible with Red Hat Enterprise Linux 7.x. CentOS 7 was released on 7 July 2014 and will be supported untill the end of June, 2024.
Download the CentOS 7.4 ISO file for installation from the following site.
⇒ mirror.centos.org/centos-7/7.4.1708/isos/x86_64/