首先现在如下rpm包，然后安装对应的rpm包
centos5 32位epel源下载地址： www.lishiming.net/data/attachment/forum/epel-release-5-4_32.noarch.rpm
64位下载地址： www.lishiming.net/data/attachment/forum/epel-release-5-4_64.noarch.rpm
centos6
32位epel yum源下载地址： www.lishiming.net/data/attachment/forum/epel-release-6-8_32.noarch.rpm
64位下载地址： www.lishiming.net/data/attachment/forum/epel-release-6-8_64.noarch.rpm