Red Hat Enterprise Linux is a Linux distribution produced by Red Hat and targeted toward the commercial market, including mainframes. Red Hat commits to supporting each version of Red Hat Enterprise Linux for 7 years after its release. All of Red Hat's official support, all of Red Hat's training and the Red Hat Certification Program center on the Red Hat Enterprise Linux platform. Red Hat Enterprise Linux is often abbreviated to RHEL, even if Red Hat is now attempting to discourage this

Red Hat Certified Engineer

RH 253 Red Hat Linux Networking & Security Administration 30 Hours = 8,900