For anyone asking how to , the correct and legal answer is always the Red Hat Customer Portal. Unlike many community Linux distributions, RHEL is a commercial product.
Red Hat Enterprise Linux (RHEL) 6.2, released in December 2011, is a legacy enterprise operating system optimized for stability and high-performance server workloads. It was a significant minor update that focused on storage performance, virtualization, and scalability for multi-core platforms. download rhel 6.2 iso 64 bit
Compare the output with the one listed on the portal. For anyone asking how to , the correct
sha256sum rhel-server-6.2-x86_64-dvd.iso For anyone asking how to