[CentOS] lost RHEL entitlements

[John R Pierce]

Eugene Vilensky wrote:
> Hello,
>
> I have some servers that have lost their RHEL update entitlements.
> Thinking through it, I realized we may not really need those
> entitlements.  However, I would still like to automate keeping them up
> to date for security fixes.  So, is there any way to swap out the
> Yum/up2date RHEL repositories for CentOS without breaking things?
>   


see Migration from RHEL5 to CentOS5   near the bottom of 
http://wiki.centos.org/HowTos/MigrationGuide

if you have 4, its similar but different.  if you have 3, time to wipe 
and upgrade IMHO.