Where in the L2/L3 node is the VLAN in the Layer 2 header stripped in the packet sent by the base station in the LTE solution?

According to the IEEE 802JQ standard, where is the VLAN ID field on the Ethernet?

When configuring LMSP, there are two switching modes: single turbulent cutting and inserting and double full switching. Single-ended switching does not require self-use protection

When the data is forwarded by the PTN device, when the value of the TYPE field of the Ethernet header is
8847, what protocol is the inner packet of the encapsulation?

Which of the following ways does the Inspector inspection tool support adding network elements?