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Subject: Re: [Bluez-users] Re: Re: Re: bluetooth 1.2 - how do I know
	it's	working?
From: Marcel Holtmann <marcel@holtmann.org>
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Date: Thu, 14 Apr 2005 20:21:50 +0200

Hi Jesse,

> >> > it is working, but you need to get heavy data transmission on your
> >> > wireless LAN and place the two devices near by.
> >> 
> >> I'm not so sure it is working. I'm hearing fairly heavy popping and
> >> cracking over my btsco connection, the 802.11b access point is about
> >> two feet from my DBT 120 and my headset, and the afh value never
> >> changes.
> >> 
> >> Are there different afhmode settings I can try? Can I experiment
> >> with different afh masks somehow?
> > 
> > there exists a HCI command to influence the classification. So if you
> > know what frequency is used by your access point, you can block these
> > channels. Some time ago I thought about writing support for it, but I
> > never really started it. Feel free to provide a patch.
> 
> OK. So custom code is the only way to specify it. What does the
> afhmode command do then?

switch it on and off.

> Also, is the fact that I'm getting a mask back when I run `hcitool afh`
> proof that my DBT 120 is doing AFH? Or could it just mean that the headset
> is attempting AFH but the dongle isn't?

I am not 100% sure, but I think it means that both sides are doing AFH,
but there is no command to determine who is doing the classification.

Regards

Marcel




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