[App] DHCP 服务器搭建

# yum -y install dhcp

# systemctl enable dhcpd

#cp -a /usr/share/doc/dhcp-4.2.5/dhcpd.conf.example/etc/dhcp/dhcpd.conf

# vi /etc/dhcp/dhcpd.conf

ddns-update-styleinterim;       # non:不支持   interim:互动更新模式       ad-hoc:特殊更新模式

subnet 10.5.5.0 netmask 255.255.255.224 {         # subnet网段  netmask子网掩码

  range 10.5.5.26 10.5.5.30;                                      #分配的ip地址范围

  option domain-name-servers ns1.internal.example.org;        #设置client dns ip

  option domain-name "internal.example.org";                          #设置 client domain域

  option routers 10.5.5.1;                                     #设置路由信息网关

  option broadcast-address 10.5.5.31;               #广播地址

  default-lease-time 600;                                        #租约时间

  max-lease-time 7200;                                        #最长租约时间

}

 

host fantasia {                                                       #保存固定分配地址

  hardware ethernet 08:00:07:26:c0:a5;           # mac硬件地址

  fixed-address fantasia.fugue.com;                   #固定ip

}

 

# systemctl start dhcpd