When Huawei and non-Huawei devices are connected and QinQ is configured, devices of various vendors set the inner TPID to 0x8100 and set the outer TPID to different values. To allow Huawei and non-Huawei devices to communicate, the Ethernet encapsulation type of the outer tag need be configured.
The system view is displayed.
The view of the Ethernet interface on which the QinQ tunnel function is to be configured is displayed.
The EtherType value in the outer VLAN tag is configured.