R1
dhcp enable
ip pool test
gateway-list 192.168.0.1
network 192.168.0.0 mask 255.255.255.0
static-bind ip-address 192.168.0.88 mac-address 5489-986e-358e
excluded-ip-address 192.168.0.100
dns-list 114.114.114.114
ip pool test2
gateway-list 192.168.1.1
network 192.168.1.0 mask 255.255.255.0
interface GigabitEthernet0/0/0
ip address 10.0.0.1 255.255.255.0
dhcp select global
ip route-static 192.168.0.0 255.255.255.0 10.0.0.2
ip route-static 192.168.1.0 255.255.255.0 10.0.0.2
R2
dhcp enable
interface GigabitEthernet0/0/0
ip address 10.0.0.2 255.255.255.0
interface GigabitEthernet0/0/1
ip address 192.168.0.1 255.255.255.0
dhcp select relay
dhcp relay server-ip 10.0.0.1 //开上中继
interface GigabitEthernet0/0/2
ip address 192.168.1.1 255.255.255.0
dhcp select relay
dhcp relay server-ip 10.0.0.1 //开上中继
R3
interface GigabitEthernet0/0/0
ip address 172.16.0.1 255.255.255.0
dhcp select interface
交换机
dhcp enable //开启dhcp
dhcp snooping enable //防私接路由
arp dhcp-snooping-detect enable //部署DAI防中间人arp攻击
user-bind static ip-address 192.168.0.100 mac-address 5489-9833-17bf interface G
igabitEthernet0/0/4 vlan 1 //部署DAI防中间人arp攻击
vlan 1
dhcp snooping enable //防私接路由
dhcp snooping trusted interface GigabitEthernet0/0/1 //防私接路由
arp anti-attack check user-bind enable //部署DAI防中间人arp攻击 ,不在vlan在接口下配置也可以
interface GigabitEthernet0/0/2
ip source check user-bind enable //防假冒IP欺骗攻击,在vlan下配置也可以
ip source check user-bind alarm enable //防假冒IP欺骗攻击
ip source check user-bind alarm threshold 100 //防假冒IP欺骗攻击
interface GigabitEthernet0/0/3
ip source check user-bind enable //防假冒IP欺骗攻击
ip source check user-bind alarm enable //防假冒IP欺骗攻击
ip source check user-bind alarm threshold 100 //防假冒IP欺骗攻击
interface GigabitEthernet0/0/4
ip source check user-bind enable //防假冒IP欺骗攻击
ip source check user-bind alarm enable //防假冒IP欺骗攻击
ip source check user-bind alarm threshold 100 //防假冒IP欺骗攻击
interface GigabitEthernet0/0/5
ip source check user-bind enable //防假冒IP欺骗攻击
ip source check user-bind alarm enable //防假冒IP欺骗攻击
ip source check user-bind alarm threshold 100 //防假冒IP欺骗攻击
查看dhcp snoop用户情况
手动dhcp snoop中绑定手动IP的电脑:
user-bind static ip-address 192.168.0.100 mac-address 5489-9833-17BF interface GigabitEthernet 0/0/4 vlan 1
完成后查看