A10E/A28E/A28F Configuration Guide
SwitchA(config)#interface port 2
SwitchA(config-port)#switchport mode trunk
SwitchA(config-port)#switchport vlan-mapping 100-150 add-outer 1000
SwitchA(config-port)#switchport trunk untagged vlan 1000,2000 confirm
SwitchA(config-port)#exit
SwitchA(config)#interface port 3
SwitchA(config-port)#switchport mode trunk
SwitchA(config-port)#switchport vlan-mapping 300-400 add-outer 2000
SwitchA(config-port)#switchport trunk untagged vlan 1000,2000 confirm
SwitchA(config-port)#exit
Configure Switch B.
SwitchB(config)#interface port 2
SwitchB(config-port)#switchport mode trunk
SwitchB(config-port)#switchport vlan-mapping cvlan 100-150 add-outer 1000
SwitchB(config-port)#switchport trunk untagged vlan 1000,2000 confirm
SwitchB(config-port)#exit
SwitchB(config)#interface port 3
SwitchB(config-port)#switchport mode trunk
SwitchB(config-port)#switchport vlan-mapping cvlan 300-400 add-outer 2000
SwitchB(config-port)#switchport trunk untagged vlan 1000,2000 confirm
SwitchB(config-port)#exit
Step 3 Set Port 1 to allow double Tag packets to pass.
Configure Switch A.
SwitchA(config)#interface port 1
SwitchA(config-port)#switchport mode trunk
SwitchA(config-port)#switchport trunk allowed vlan 1000,2000 confi rm
Configure Switch B.
SwitchB(config)#interface port 1
SwitchB(config-port)#switchport mode trunk
SwitchB(config-port)#switchport trunk allowed vlan 1000,2000 confirm
Checking result
Use the show interface port port-id vlan-mapping add-outer command to view QinQ
configuration.
Take Switch A for example.