$ rpm -ql dhcp #检查是否安装dhcp
$ yum -y install dhcp* #安装dhcp
$ cd /etc/dhcp #配置文件位置
$ vim /etc/dhcp/dhcpd.conf
## DHCP Server Configuration file.# see /usr/share/doc/dhcp*/dhcpd.conf.sample# see 'man 5 dhcpd.conf'#ddns-update-style interim;ignore client-updates;filename "pxelinux.0";next-server 192.168.10.10;subnet 192.168.0.0 netmask 255.255.255.0{option routers 192.168.10.1;option subnet-mask 255.255.255.0;range dynamic-bootp 192.168.10.2192.168.10.254;default-lease-time 21600;max-lease-time 43200;}