Subject: Re: 11n + wpa_supplicant
From: Johannes Berg <johannes@sipsolutions.net>
To: Emmanuel Grumbach <egrumbach@gmail.com>
Cc: Jouni Malinen <j@w1.fi>,
	Linux Wireless <linux-wireless@vger.kernel.org>,
	Tomas Winkler <tomasw@gmail.com>
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References: <8704f27d0805130118p6f597743sebed5a2cdb6d59cb@mail.gmail.com>
	 <1210667328.3646.24.camel@johannes.berg>
	 <8704f27d0805130141s403167b8q49eecb645d0461c1@mail.gmail.com>
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Date: Tue, 13 May 2008 10:47:01 +0200
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On Tue, 2008-05-13 at 11:41 +0300, Emmanuel Grumbach wrote:
> >
> >  I would think that, indeed, it *is* its job since its job is
> >  key/algorithm selection and 11n limits the choices.
> >
>=20
> depends on priorities, maybe the security selection should limit the
> 11n... IMHO, security should be in higher priority since the user
> explicitly said he wants TKIP
>=20
> >  How about we simply put the 11n information element into the generic I=
E
> >  and have mac80211 use that?
> >
>=20
> in mac80211 we perfectly know what the AP supports (in
> ieee80211_send_assoc, I can read the IEs from the AP) , that's no the
> issue here, the issue is what security alg the user will chose in the
> 4way. This decision affects the associate even though it occurs after
> the association

Ah, so you mean if the user chose TKIP then we should associate as a
legacy STA?

johannes

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