Red Hat Enterprise Linux (RHEL) 5.7, released on July 21, 2011
If your organization had (or still has) an active RHEL subscription during the RHEL 5 era, log into the Red Hat Customer Portal . red hat enterprise linux 5.7 x64 iso 84
, a tool first seen in RHEL 6.1. It provided a more robust way to manage entitlements and access software updates compared to the older Red Hat Network (RHN) methods. Current Lifecycle Status (Warning) While revolutionary for its time, RHEL 5.7 is now critically outdated End of Support : Full support for RHEL 5 ended on January 8, 2013. End of Life Red Hat Enterprise Linux (RHEL) 5