DHCP扩展，helper-address

 

 

------------R1-------------

 

interface GigabitEthernet0/1

 no switchport

 ip address 192.168.1.1 255.255.255.0

 ip helper-address 192.168.2.2

 

 

interface GigabitEthernet0/3

 no switchport

 ip address 192.168.2.1 255.255.255.0

 

ip routing

 

-------R2--------------

 

ip dhcp excluded-address 192.168.1.1 192.168.1.150

ip dhcp pool gosion

   network 192.168.1.0 255.255.255.0

   default-router 192.168.1.1

 

interface Ethernet0/0

 ip address 192.168.2.2 255.255.255.0

 no ip directed-broadcast

 

ip route 192.168.1.0 255.255.255.0 Ethernet0/0

 

-------pc------------

 

将网卡设置成DHCP获取ip