what is difference between hub and switch?

Answer Posted / vinay

Switch
1)operate @layer 2 data link layer
2)forward/filter decision using mac address
3)loop avoidance
4)Break collision domains
4)switches create separate collision domains but a single
broadcast domain
HUB
1)operate @layer 1 physical layer
2)no filtering
3)no addressing
4)hub creates single collision and single domain

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