Repeaters, hubs, two - layer switches, three - layer switches and routers work on the OSI reference model layer
Repeaters and hubs are first - tier physical layers that work as the OSI reference modelThe two layer switch operates on the second layer of the OSI reference model data link layerThree - layer switches and routers operate on the third - layer network layer of the OSI reference model
The repeater works on the physical layerThe hub works on the physical layerThe two layer switch works at the data link layerThe three layer switch works at the data link layer and the network layerRouters work at the network layer
