How to Install Red Hat Enterprise Linux Server Using an ISO Image
The installation of RHEL performed in this tutorial will be based on the RHEL 7 DVD ISO image burned to a DVD or moved to a bootable USB drive. The installation will mainly cover the process of installing RHEL 7 on UEFI based machine, but the same installation procedure can be successfully applied on old BIOS motherboards or on UEFI systems with Legacy Mode or CSM (Compatibility Support Module) option enabled.