1、單臂路由
2、三層交換
1、單筆路由只需要在路由器上與二層交換機所連接的端口做子接口,假設是路由器的fa0/0連接下面的交換機:
interface fa0/0
no shutdown
interface fa0/0.1
encapsulation dot1q 10
ip address 192.168.10.1 255.255.255.0
interface fa0/0.2
encapsulation dot1q 20
ip address 192.168.20.1 255.255.255.0
interface fa0/0.3
encapsulation dot1q 30
ip address 192.168.30.1 255.255.255.0
2、 三層交換只需要在3560交換機做
interface vlan 10
ip address 192.168.10.1 255.255.255.0
interface vlan 20
ip address 192.168.20.1 255.255.255.0
interface vlan 30
ip address 192.168.30.1 255.255.255.0
exit
要註意的是,如果是單臂路由,二層交換機上聯路由器的端口要給trunk。