2013/1/23 Adekoya Adekunle <adekunleadekoya at gmail.com>: > hi, > > any certification on centos ? if yes where can i buy study materials ? rhce/rhcsa http://www.amazon.com/RHCSA-Linux-Certification-Study-Edition/dp/0071765654/ref=sr_1_3?ie=UTF8&qid=1358942993&sr=8-3&keywords=rhce -- Eero, rhce