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It can't retail store the MAC address in the ports plus the destination deal with on the body that arrived. 

A hub simply cannot even more look at or regulate any on the site visitors that will come by way of it.[6] A hub has no memory to retail outlet info and 파라곤 will take care of only one transmission at any given time. Consequently, hubs can only operate in fifty percent duplex manner. On account of a bigger collision domain, packet collisions tend to be more very likely in networks connected employing hubs than in networks connected employing more innovative devices.[two]