sw2:
vlan batch 10 30
interface Ethernet0/0/1
port link-type trunk
port trunk allow-pass vlan 2 to 4094
interface Ethernet0/0/2
port link-type access
port default vlan 10
interface Ethernet0/0/3
port link-type access
port default vlan 30
sw3:
vlan 20 interface Ethernet0/0/1
port link-type trunk
port trunk allow-pass vlan 2 to 4094
interface Ethernet0/0/2
port link-type access
port default vlan 20
核心交换机:sw1
vlan batch 10 20 30
interface Vlanif10
ip address 192.168.10.1 255.255.255.0
interface Vlanif20
ip address 192.168.20.1 255.255.255.0
interface Vlanif30
ip address 192.168.30.1 255.255.255.0
interface GigabitEthernet0/0/1
port link-type trunk
port trunk allow-pass vlan 2 to 4094
interface GigabitEthernet0/0/2
port link-type trunk
port trunk allow-pass vlan 2 to 4094
原文地址:http://blog.51cto.com/12843522/2073085