Red Hat Enterprise Linux v6.3 has been released and available via RHN for immediate update. How do I upgrade my RHEL from 6.2 to the latest 6.3 version?
How do I verify that the system using correct GPG keys to verify all patches, packages and update installed from RHN or repo under RHEL 5 or 6 server operating systems?
CentOS Linux v5.5 has been released. How do I upgrade CentOS Linux from version 5.4 to latest version 5.5 over the Internet?