This is the configuration Examples for CentOS 5.x that is compatible with Red Hat Enterprise Linux 5.x.
CentOS 5 was released on 12 April 2007 and it had been supported untill the end of March 2017.
Download ISO file of CentOS for installation from the following site.
It's OK to download the 64 bit version commonly. But if your computer is old and it's not supported 64 bit computing,
download the 32 bit version from below.
* The examples on this site uses 64 bit version.