Steps to register Red Hat Enterprise Linux system to RHN:The rhnregks command is a utility for registering a system with the Red Hat Network. It is designed to be used in a non-interactive environment (a kickstart style install, for example). All the information can be specified on the command line or stdin.
Jul 15, 2010 RHEL6 Beta: HowTo Use yum Command To Install Packages Without RHN. Loaded plugins: refresh-packagekit, rhnplugin This system is not registered with RHN. RHN support will be disabled. Setting up Install Process Resolving Dependencies - Running transaction check - Package php.x8664 0:5.3.2-3.el6 set to be updated - Processing Dependency.