Shielded twisted pair cable Advantages And Disadvantages
Shielded twisted pair cable: • Has a shield to protect from EMI • Good for higher data rates. STP: • Type 1: two pair 22…
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Router And Transmission media
Router • Used to connect network of different types • Means different architecture and protocols • Direct messages in connection of sever…
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Types of Hub
Types of Hub: • Passive (do not amplify), concentration • Active (amplify), multi-port repeater • Intelligent Have man…
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Acoustic Coupler Modem
Acoustic Coupler modem • Different from previous types. • Used with standard telephone receiver • Receiver is placed into cups built into t…
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Modem, NIC card And Network devices
Modem • Do modulation • D2A and A2D converter • Mode+demod =modem
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