Download CentOS 7

1] This is the configuration Examples for CentOS 7.x that is compatible with Red Hat Enterprise Linux 7.x.
Download the CentOS 7.3 ISO file for installation from the following site.
⇒ http://mirror.centos.org/centos-7/7.3.1611/isos/x8...
Create an Installation disk for CentOS 7

After downloading ISO of CentOS 7.x, Burn it to a DVD with an burning application to create an installation disk. If you create it with the function of Windows 7/8/10, refer to follows.
[2] Insert an empty DVD first. Next, click right button of the mouse and select "Burn disk image".
[3] Click "Burn" button and start burning
[4] After finishing burning, eject the disk and proceed to the installation.

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