TN777 Network Controller

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TN777 Network Controller

Model # TN777

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Product Description

Product Features

  • Communicates control channel messages between the processor circuit pack and the distributed network of port circuit packs on the TDM bus
  • Controls 4 data channels that process and route information directly from the processor circuit pack to customer connected equipment
  • Has time of day clock with battery back for power failure or low voltage conditions
  • Monitors the status of the system clocks and alerts the processor circuit pack in the event of a failure of any clock
  • Also supports ISDN