yum -y install dhcp-*
cp /usr/share/doc/dhcp-4.1.1/dhcpd.conf.sample /etc/dhcp/dhpd.conf
vi /etc/dhcp/dhcpd.conf
cd /etc/sysconfig/network-scripts
cp ifcfg-eth0 ifcfg-eth0:1
vi ifcfg-eth0:1
cp ifcfg-eth0 ifcfg-eth0:2
vi ifcfg-eth0:2
chkconfig --level 35 dhcpd on
service dhcpd configtest
service dhcpd restart
