DHCP接口地址池
Dhcp enable
Ing g 0/0/0
Ip address 192.168.1.1 255.255.255.0
dhcp select interface
//更改DHCP为接口配置
dhcp server excluded-ip-address 192.168.1.50 192.168.1.254
//为什么不设置子网掩码呢？因为在接口设置DHCP时会默认匹配端口地址的子网掩码
//端口下设置DHCP时也不用设置网关，因为网关就是端口的IP地址
dhscp server dns-list 8.8.8.8
dis ip pool
//查询di'zh地址池
