DCCN-Puzzle

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Across
  1. 2. selective repeat
  2. 4. datalink layer
  3. 5. network layer unit
  4. 6. data plus ack
  5. 9. set of rules
  6. 10. connection oriented
Down
  1. 1. packet switching type
  2. 3. channel allocation
  3. 7. listen before talk
  4. 8. Demanded by multimedia application