How do I convert my RHEL5 Linux server to CentOS 5?

If you ever need to convert your RHEL 5 server to CentOS 5, you can do the following as root (AT YOUR OWN RISK):

yum clean all

mkdir ~/centos

cd ~/centos/

wget http://mirror.centos.org/centos/5.4/os/i386/RPM-GPG-KEY-CentOS-5

wget http://mirror.centos.org/centos/5.4/os/i386/CentOS/centos-release-5-4.el5.centos.1.i386.rpm

wget http://mirror.centos.org/centos/5.4/os/i386/CentOS/centos-release-notes-5.4-4.i386.rpm

wget http://mirror.centos.org/centos/5.4/os/i386/CentOS/yum-3.2.22-20.el5.centos.noarch.rpm

wget http://mirror.centos.org/centos/5.4/os/i386/CentOS/yum-updatesd-0.9-2.el5.noarch.rpm

rpm –import RPM-GPG-KEY-CentOS-5

rpm -e –nodeps redhat-release

rpm -e yum-rhn-plugin

rpm -Uvh –force *.rpm

yum upgrade

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