Networks

Networks

1. LAN( local area network)

   • devices that connect over a small geographical area
   • Hardware
     • Router
     • Ethernet cable
     • Server
     • Wifi extender
     • Network interface card
   • advantages
   • disadvantages
   • Ways to connect to LAN
     • Ethernet
       • Wired connection
       • disadvantages
         • It costs more becausewifi is free and ethernet cost around £5
       • advantages
         • faster data transfer speed because Wifi is 250mb/s where as it has 1000mb/s
     • wifi
       • wireless network
       • advantages
         • It is free and it is wireless and you are allowed a password
       • disadvantages
         • it has slower data transfer speed because ethernet is 750mb/s faster

2. WAN(wide area network)

   • network connected over a large geographical area
   • disadvantages
   • advantages
   • hardware
     • modem
     • telephone line
     • router(with modem built in)
     • satelite link