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Bluetooth incoming port no authentication?

Is this normal? I have Bluetooth disable in system preferences and everything above the below text says that bluetooth is disabled. I don't understand why I have an incoming port that requires no authentication:

Incoming Serial Ports:Incoming Serial Ports:Incoming Serial Ports:

  Bluetooth-Incoming-Port:Blbluetooth-Incoming-Port  RFCOMM Channel: 3

  Requires Authentication: RRequires Authentication: No 

  RFCOMM Channel: 3

  Requires Authentication: No

  Bluetooth-Incoming-Port:

  RFCOMM Channel: 3

  Requires Authentication: No

最后更新：2017-09-14 13:17:22

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