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Training Camp • Cybersecurity Glossary
The second layer of the OSI model for data transfer.
Data Link Layer Definition: The second layer of the OSI model for data transfer.
The data link layer is the second layer of the OSI model, responsible for node-to-node data transfer, framing, and error detection. Related terms: see Address Resolution Protocol (ARP).
Data Link Layer is one of the topics you'll master in the CCNA Boot Camp.
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