Networks and CommunicationsCommunication Media and Software, Network design and creation, connectivity standards, protocols, security, operating systems.

Network SAN and NAS

Syllabus Detail

  • Role of Storage Area Networks (SAN) and Network Attached Storage (NAS) 12 ATAR
  • Similarities and differences of SAN and NAS 12 ATAR

Background

  • Both SAN and NAS are designed for networks.
  • They give storage.

NAS or Network Attached Storage

  • The role is to provide a location on a network for users to save files to .
  • This is common in medium to large size LANs
  • It is a single device just to save data to.
  • Usually located in the server room.
  • It is given a storage address drive name, eg H: drive on windows, or a name on Mac server like Student Home Drives
  • Users on the network can save files to a NAS.

SAN or Storage Area Network

  • The role is to provide a location in a server, for the server to write files to.
  • It is a drive in the server that the server writes data to.

SAN / NAS Differences

  • Users of the network can see the NAS drive to write to.
  • SAN is used by the server, not people directly.
  • NAS is a separate device, SAN is part of a server.

SAN / NAS Similarities

  • Both give storage on a network.
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