http://www.eudora.com/qpopper/
#tar xvfz qpopper4.0.3.tar.gz #./configure #make #make install
service pop3 { disable = no socket_type =stream wait = no user = root server = /usr/local/sbin/popper server_args = -s }
#yum -y install xinetd
#rpm -qi xinetd
#/etc/rc.d/init.d/xinetd restart