WIFI

WIFI

1. Bridge

   • LAN (Local area networks)
   • Devices that connect one LAN to another LAN that uses the same protocol
   • Hubs
     • Often used to connect together a number of devices to form a LAN
     • Hardware devices that can have a numberof devices or computers connected to them.
     • Router
       • WAN (wide area network)
       • The function is to transmit internet and transmission protocols between two networks and also allow private networks to be connected together
       • Wifi
         • Mobile phones
           • Connected thanks to the router
         • Laptops
           • Connected thanks to the router
         • Tablets
           • Connected thanks to the router
         • Desktop computers
           • Connected thanks to the router
         • Mobil phone
           • Bluetooth
             • Sends and receives radio waves in a band of 79 different frequencies.
             • Needs wifi