Networks

Networks

1. Area Networks

   • LAN's
     • Small geographical area located on a single sight
       • Can be wired OR wireless
       • Found in businesses, schools, universities, etc
     • Local Area Network
   • WAN's
     • Wide Area Network
     • Connects LAN's in different geographical locations
       • Connected using telephone lines, satellite links or radio links

2. Hardware

   • NIC's
     • Network Interface Controller
       • Wired OR Wireless
       • Internal Hardware
       • Allows a device to connect to a network
   • Switches
     • Connect devices on a LAN
     • Receive and transmit data
   • Routers
     • Transmits data between networks
     • Always connected to at least 2 different networks
     • Connect the LAN to the internet
     • Direct packets to their destination
   • Ethernet Cables
     • Connect devices on a LAN