Which show interface error counter tallies frames with an incorrect format?

The correct choice is tied to the concept of data framing in networking. When frames are transmitted over a network, they must adhere to specific formatting standards defined by the protocols in use. The term “frame” in this context relates to the structure of data packets that are encapsulated for transmission.

When a networking device checks the frames it receives and identifies those that do not conform to the expected format—whether it be due to an incorrect size, missing fields, or other format violations—it registers these as format errors attributed to the "frame" counter. This counter is specifically designed to track issues relating to frame structure, thus providing insight into potential problems with network data transmission.

Recognizing this distinction is crucial for troubleshooting and maintaining network integrity. Monitoring and assessing frame errors can help network administrators identify misconfigurations, hardware failures, or issues in the transmission medium that may lead to overall network degradation.