1：首先安装包
yum install dhcp
2：编辑配置文件
vi /etc/dhcp/dhcpd.conf
内容是
subnet 10.96.34.32 netmask 255.255.255.240 { option routers 10.96.34.33; option subnet-mask 255.255.255.240; option domain-name-servers 10.96.34.1; } host fir34-039{hardware ethernet 00:0c:29:d8:4a:80;fixed-address 10.96.34.39;}
可以增加的选项
ignore client-updates;
3：启动服务
service dhcpd restart
原文：http://www.cnblogs.com/firadio/p/4279706.html