— Exhibit — Click the Exhibit button. Referring to the exhibit, a customer noticed that the
802.1Q-tunneled packets received on SwitchB are being dropped. What is causing this
problem?

A.
There is an ether-type mismatch on SwitchA and SwitchB.

B.
Customer VLANs are mismatched on both switches.

C.
Customer VLANs are not configured on SwitchB.

D.
The SwitchB interface connecting to SwitchA is not a trunk port.

Explanation: