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Subject: Re: [PATCH] mac80211: Send deauth to STA's upon AP stop
From:   Johannes Berg <johannes@sipsolutions.net>
To:     Shay Bar <Shay.Bar@celeno.com>
Cc:     "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
Date:   Thu, 18 Jun 2020 16:48:19 +0200
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On Thu, 2020-06-18 at 14:45 +0000, Shay Bar wrote:
> > So... why would you ever do that? :)
> > johannes
> 
> :)
> Is it illegal to do "ifconfig <if> down" or kill hostapd
> while STA's are still associated?
> There are some vendors/users that are doing that.

It's not really *illegal* per se, but it would be weird if both did it
... But I do tend to think that if you're using hostapd or such to
control it, you shouldn't do another out-of-band control.

> Regarding Ben's proposal of using 11k/v, I couldn’t find such
> "going down" single frame in the standard (although sounds trivial)

Broadcast deauth :)

johannes