Get Fedora. It is almost like the core RH distro, maybe better.
Also, you can try out Oracle Linux. It is pretty much a rip-off of RH.
Universitas Stikubank Semarang
IFET College of Engineering
Hemprasad Y. Badgujar
Shri Guru Gobind Singhji Institute of Engineering and Technology
Mojtaba Madadi Asl
Institute for Advanced Studies in Basic Sciences
University of Ruhuna
James Van Damme