ks.cfg and must be located in the top-level directory of the disc.
ks.cfg. Separate boot media will be required.
ks.cfg and must be located in the flash memory's top-level directory. Create the boot image first, and then copy the ks.cfg file.
rhel-variant-version-architecture-boot.iso image file that you can download from the Software & Download Center of the Red Hat customer portal.