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LANS vs WANS. 10/17/07. What is a LAN?. Local area network Relatively limited in size Computers connected in small areas Same office True peer-to-peer Can support limited number of nodes. What is a WLAN?. Wireless local area network Uses radio or satellite waves to get signal

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lans vs wans

LANS vs WANS

10/17/07

what is a lan
What is a LAN?
  • Local area network
  • Relatively limited in size
  • Computers connected in small areas
  • Same office
  • True peer-to-peer
  • Can support limited number of nodes
what is a wlan
What is a WLAN?
  • Wireless local area network
  • Uses radio or satellite waves to get signal
  • Security a big issue
what is a wan
What is a WAN?
  • Wide Area Network
  • Uses long-range telecommunication
  • Links across country or continent
  • Bandwidth – amount of data that can be transmitted in a given amount of time
media used in wans
Media used in WANs
  • Wireless
  • Satellite uplinks
  • Specialized cabling
  • T1/T3 telephone lines
  • Fiber-optic cables
types of wans
Types of WANs
  • Campus Area Network – limited geographic area
  • Metropolitan Area Network – towns and cities
  • Home Area Network – home setups
  • Global Area Network – uses satellites to link networks
  • Storage Area Network – stores large amounts of data