Networks

Networks

1. LAN/WAN

   • LAN (Local Area Network)
     • Confined to a small area.
     • Usually located in a single building or site
     • Use cable, wireless, infrared and microwave links
     • Cheap to build and run
   • WAN (Wide Area Network)
     • Covers a wide geographical area
     • In lots of different buildings, citites, countries, etc.
     • Use more expensive telecom links that are supplied by telecom companies
     • Expensive to build and run