A10E/A28E/A28F Configuration Guide
Figure 2-5 Selective QinQ networking application
Configuration steps
Step 1 Create and activate VLAN 100, VLAN 200, and VLAN 1000. The TPID is 9100.
Configure Switch A.
Alpha-A28E#hostname SwitchA
SwitchA#config
SwitchA(config)#mls double-tagging tpid 9100
SwitchA(config)#create vlan 100-150,300-400,1000,2000 active
Configure Switch B.
Alpha-A28E#hostname SwitchB
SwitchB#config
SwitchB(config)#mls double-tagging tpid 9100
SwitchB(config)#create vlan 100-150,300-400,1000,2000 active
Step 2 Set Port 2 and Port 3 to dot1q mode.
Configure Switch A.