Explain monitor stations of token passing, Computer Networking

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Monitor Stations

Lost tokens - timer is issued each time a frame or token is generated
If no frame is received in time period new token is generated by a monitor station
Orphan frames effects if a sending station neglects to remove a used data frame from the ring
Monitor sets a bit in the AC field in every frame as frame passes bit is set if the frame passes again the monitor discards and will remove it and generate a new token

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