+Data Link is the reliable conduit that bridges two directly connected [Network](/wiki/network) nodes, orchestrating the flow of information. It defines the protocols for error-free transmission and reception of [Frame](/wiki/frame)s across the physical medium.
+## See also
+- [OSI Model](/wiki/osi_model)
+- [Physical Layer](/wiki/physical_layer)
+- [Ethernet](/wiki/ethernet)
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