Networks

Networks

1. Devices of L.A.N

   • Hub
     • A device that connects nodes together
     • Not intelligent – data is sent to all nodes across the whole of the network.
     • Cheap devices – USB hubs useful in home computer installations
   • Switch
     • A device that connects nodes together. An intelligent device that can sends data to the nodes that the data is intended for.
     • This reduces network traffic because making the network run
   • NIC
     • 2 Computers (nodes)

2. Devices of WAN