Which three of the following statements correctly describe switching? (Choose three.)
A Layer 2 switch operates up to the data link layer of the OSI network model.?
A Layer 3 switch operates up to the transport layer of the OSI network model.?
A dual-layer switch operates at the transport and data link layers of the OSI network model.?
A dual-layer switch operates at the data link and network layers of the OSI network model.?
A multilayer switch operates up to Layer 4 of the OSI network model.?
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