root@vs1 [/etc/yum.repos.d]# uname -a
Linux vs1.tinkyserver.co.uk 2.6.11.12-xen0 #3 Sat Feb 11 00:09:26 GMT 2006 i686 athlon i386 GNU/Linux

root@vs1 [/etc/yum.repos.d]# rpm -q centos-release yum ; rpm -V centos-release yum
centos-release-4-2.1
yum-2.4.0-1.centos4
S.5....T  c /etc/issue
S.5....T  c /etc/issue.net
S.5....T  c /etc/yum.conf