On Thu, Oct 15, 2009 at 09:11:07AM +0100, hadi motamedi wrote: > Thank you very much for your reply . But this time it returns "yum command > not found" . Can you please help me ? Might I direct you to the following sites: http://wiki.centos.org/TipsAndTricks http://wiki.centos.org/HowTos http://wiki.centos.org/FAQ http://www.centos.org/docs/5/html/Deployment_Guide-en-US/ You also want to read, all the way through, the information presented by running the follow command from a shell: "man yum" After you go through the above material you will find many of your questions answered. John -- Life is like a game of cards. The hand that is dealt you represents determinism; the way you play it is free will. -- Jawaharlal Nehru -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 189 bytes Desc: not available URL: <http://lists.centos.org/pipermail/centos/attachments/20091015/f18228ae/attachment-0004.sig>