dhcp
1 yum install dhcp.x86_64 #安装
2 cd /etc/dhcp/
3 ls
4 vim dhcpd.conf
5 cp /usr/share/doc/dhcp*/dhcpd.conf.example /etc/dhcp/dhcpd.conf #复制模版到dchp的配置文件
6 vim dhcpd.conf
****** dhcpd.conf*********
7 option domain-name "example.com"; #域名
8 option domain-name-servers 114.114.114.114; #客户端的dns
9
10 default-lease-time 600; #有效时间
11 max-lease-time 7200; #最长有效时间27
28 # This is a very basic subnet declaration.
29
30 subnet 172.25.254.0#网络位,子网地址 netmask 255.255.255.0#子网掩码 {
31 range 172.25.254.200 172.25.254.210;#ip范围
32 option routers 172.25.254.250;#定义网关地址
33 }34
7 systemctl start dhcpd
8 systemctl enable dhcpd
9 cat /var/lib/dhcpd/dhcpd.leases#查看dhcp地址
server :在拔断网线的情况下,reset server ,ifconfig查看dhcp所给动态ip