[CentOS] difference between kernels

Fri Jul 20 04:11:48 UTC 2007
Dave <dmehler26 at woh.rr.com>

Hello,
    I'm running centos5. I enabled the centosplus repo and i now have two 
kernels both 2.6.18-8.1.8-el5 but one has a .centosplus on the end of it. I 
was wondering the differences between these two kernels?
Thanks.
Dave.