btsnoop_net exposes Bluetooth snoop logs over a local TCP socket which enables real-time debugging of HCI data with hcidump.
This feature is enabled by setting
Once it has been enabled and the stack restarted, the stack will listen for
incoming TCP connections on port 8872.
To use this feature with hcidump on a Linux host, you can run:
$ adb forward tcp:8872 tcp:8872 $ nc localhost 8872 | hcidump -r /dev/stdin