* an unintelligent network device that sends one signal to all of the stations connected to it
*traditionaly hubs are used for star topology network but they are often used with other configuration to make it easy to add and remove computers without bringing down the network
*all computer devices are competing for attention
because if takes the data that comes into a part and sends it out all the poot i hub
*traditionaly hubs are used for star topology network but they are often used with other configuration to make it easy to add and remove computers without bringing down the network
* hub work on layer 1 of the osi model
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