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PCU - Packet Control Unit

The Packet Control Unit is a device found within a GPRS network which is logically associated with a BSC (Base Station Controller). The PCU is responsible for the radio related aspects of GPRS when connected to a GSM network and lies between the BTS (Base Transceiver Station) and the SGSN (Serving GPRS Support Node).


  • Fully interactive 3GPP based network map
  • Narrated call flows
  • Detailed network procedures

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