Install EPEL Repository in Centos

site
copy your appropriate link
#yum repolist

# rpm -Uvh http://download.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm

Retrieving http://download.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
warning: /var/tmp/rpm-tmp.PwnOnR: Header V3 RSA/SHA256 Signature, key ID 0608b895: NOKEY
Preparing...                ########################################### [100%]
   1:epel-release           ########################################### [100%]

#yum repolist

thats all, now you can install your latest yum packages

#yum install xxxx

note : rpm -Uvh    // for install directly with url
          rpm -ivh    // for install with the downloaded file