Networking

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Across
  1. 5. The language computers within networks use to communicate
  2. 6. The maximum range of frequencies in a band
  3. 8. A network of devices within a small local area, such as a building
  4. 10. How connections are arranged in a network
  5. 12. A program or device that provides service to a client
Down
  1. 1. Hiding the contents of data by encoding it
  2. 2. A protective fortification around a network that requires a password to get through
  3. 3. A network used within a business, inaccessible by outsiders
  4. 4. A unique identification address that identifies a device on a network
  5. 7. A person that controls a network and has access to all aspects of it, can change things in it
  6. 9. A person that pays for and uses a network
  7. 11. A virtual point where connection are start and finish