Message-ID: <43e72e890711291420g1cebb8a6vfe59a520d42867b5@mail.gmail.com> (sfid-20071129_222015_840445_5E21C116)
Date: Thu, 29 Nov 2007 17:20:08 -0500
From: "Luis R. Rodriguez" <mcgrof@gmail.com>
To: "Francesco Gringoli" <francesco.gringoli@ing.unibs.it>
Subject: Re: ath5k: filter patch
Cc: linux-wireless@vger.kernel.org,
	"Johannes Berg" <johannes@sipsolutions.net>,
	"Thomas Graf" <tgraf@suug.ch>, "Jiri Slaby" <jirislaby@gmail.com>,
	"Michael Wu" <flamingice@sourmilk.net>
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On Nov 29, 2007 4:38 PM, Luis R. Rodriguez <mcgrof@gmail.com> wrote:
> On Nov 29, 2007 10:53 AM, Francesco Gringoli
> <francesco.gringoli@ing.unibs.it> wrote:
> > Hello everybody,
> >
> > I discovered that playing with iface promiscuity to capture traffic
> > (including control, promisc and all other stuff) is not working on
> > ath5k as rx_filters are never refreshed. To make things going I added
> > a single ath5k_hw_set_rx_filters(ah,rfilt) at the end of
> > ath5k_configure_filter(). I attach the simple patch. Now tcpdump
> > captures everything in monitor mode when iface is set to promisc.
>
> Are you using monitor or promisc? Promiscous is just supposed to sniff
> what you would sniff as if you were on Ethernet -- stuff destined to
> your BSSID if STA. Monitor is 'catch it all'. Under this definition,
> is it still "misbehaving"? For now you can get a real "monitor"
> interface by using iw:
>
> http://git.sipsolutions.net/iw.git
>
> However this requires you to have libnl-1.0 pre8. The libnl URL is
> down, in fact Thomas's home dir is not even working right now.. hmm,
> CC'ing him. You can find pre8 here:
>
> git://git.kernel.org/pub/scm/libs/netlink/libnl.git

So I realize there isn't any documentation for iw, so I started it,
I'll try to add more when I have time, I invite other developers to
help expand that as we go:

http://linuxwireless.org/en/users/Documentation/iw

  Luis