At which OSI layer are MAC addresses used for communication?
Options
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A.
Network Layer
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B.
Transport Layer
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C.
Data Link Layer
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D.
More than one of the above
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E.
None of the above
Correct Answer (Detailed Explanation is Below)
C.
Data Link Layer
Detailed Explanation
Explanation: The
Data Link Layer (Layer 2) uses MAC addresses for node-to-node delivery within a local network. Ethernet frames contain source and destination MAC addresses.