DHCP服务器
1、安装DHCP包
2、vi  /etc/dhcpd.conf
     进如编辑区域
ddns-update-style-time interim;
default-lease-time 21600;
max-lease-time 43200;
option-domain-servers    192.168.99.1;
subnet 192.168.99.0 netmask 255.255.255.0 {
             range     192.168.1.100  192.168.1.200;
             option subnet-mask       255.255.255.0;
             option  routers               192.168.99.1;
}
3、service dhcpd start
4、如果没有配制防火墙,请把防火墙关闭
        service iptables stop