DATA TRANSMISSION

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Across
  1. 4. a device that enables data packets to be moved between different networks.
  2. 6. a verification method used to check if data transferred has been altered or corrupted.
  3. 8. data that arrives at the destination with the bits no longer synchronised.
  4. 9. data that can be sent one direction only.
  5. 10. the actual data being carried in a data packet.
  6. 11. a horizontal and vertical parity check on a block of data being transmitted.
Down
  1. 1. stages in a network that can receive and transmit data packets; routers are nodes in communication networks.
  2. 2. an error checking method in which all the 1-bits the data packet payload are added and the total is stored in the packet trailer; the same calculation is repeated at the receiving station.
  3. 3. the part of a data packet that indicates the end of the data packets and cylic redundancy check.
  4. 5. a type of serial data transmission which has become the industry standard for connecting computers via a USB port.
  5. 7. a number in a data packet header used to stop data packets that never reach their destination from 'clogging up' the data paths/routes.