Verifying the Configuration of the QinQ-based BPDU Tunneling Function

After configuring QinQ-based bridge protocol data unit (BPDU) tunneling, verify the configuration (QinQ is short for 802.1Q in 802.1Q).

QinQ-based BPDU tunneling has been configured.

Run the display bpdu-tunnel interface config command to check BPDU tunneling configuration on an interface.
Run the display bpdu-tunnel global config command to check BPDU tunneling configuration globally.
Run the display stp [ brief ] command to check spanning tree information.
Run the display vlan [ vlan-id [ verbose ] ] command to check VLAN information.
- The display bpdu-tunnel global config command can be run only in the system view.
- The display bpdu-tunnel interface config command can be run only in the interface view.