THE INTERNET

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Across
  1. 4. a network for connecting devices that are close to the user
  2. 5. a network that spans over a large geographical area
  3. 6. a device that sends packets towards a network
  4. 7. a network that spans over one building/location
Down
  1. 1. small pieces of data
  2. 2. a unique line of numbers assigned to every device on the internet
  3. 3. a global system of networks