How to remove a machine from a RHN Satellite

I wanted to move a VM from a RHN Satellite back to the default Red Hat Network. I found these two files contained all the info:

/etc/sysconfig/rhn/up2date
/etc/sysconfig/rhn/systemid

I just moved them aside and ran rhn_register to re-register the system.

Then I ran “yum clean all” to make yum happy