A NIC card cannot determine whether the frames it transmits and receives are using IP packets or a different layer 3 protocol,because the NIC does not operate higher than Layer 2 of the OSI model.

Question

Quizplus · Accepted Answer

NICs operate at Layer 2 (Data Link Layer) of the OSI model and do not have the capability to determine the contents of higher layers such as Layer 3 (Network Layer). Therefore, a NIC cannot determine if frames are using IP packets or any other Layer 3 protocol.

A NIC Card Cannot Determine Whether the Frames It Transmits