EPEL

RPM Setup: 
# curl 'http://rpm.powertools-tech.com/epel/RPM-GPG-KEY-EPEL-5' >/etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL5
RPM Configuration @ /etc/yum.repos.d/pwt-epel.repo: 
	[epel]
	name=EPEL Mirror for CentOS 5 @ Powertools Tech - $basearch
	baseurl=http://rpm.powertools-tech.com/epel/5/$basearch
	enabled=1
	gpgcheck=1
	gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL5