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network devices (hubs (have a number of devices or computers connected to…
network devices
hubs
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to take any data packet received at one of its ports and broadcast it to every computer in the network
switches
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checks the data packet received and works out its destination address and sends the data to the appropriate computer only
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modems
modulator demodulator
converts a computers digital signals into an analogue signal for transmission over an existing telephone lines.
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