How to listen quietly for other Bluetooth devices?

[Stari Karp]

On Sun, 2017-07-09 at 10:51 -0400, Mikhail T. wrote:
> On 08.07.2017 23:22, Maksim Yevmenkin wrote:
> > i'm not aware (not have i ever seen) of-the-shelf bluetooth dongle
> > that is capable of going into "promiscuous" mode.
> 
> Thank you, Max, for sharing your expertise... So, you are saying,
> the 
> decision on whether to notify the host of a particular bit of
> traffic 
> the dongle "hears" is controlled by the hard-coded logic on the
> dongle 
> itself -- and can not be reprogrammed by the host?
> 
> Sad... Maybe, I will have to "broadcast" something in order to
> register 
> responses.
> 
>     -mi
> 
> 

I have a question too. Almost two years ago was made a patch for Apple
Magic Mouse and I think is still there but was never use for update
FreeBSD bluetooth. I am using this patch all the time on all updates of
FreeBSD and loooks like it is dead. I am true, please?

Thank you.