[rt2x00-users] [rt2800pci (AP) - ath9k] 802.11w: broken aggregation handling?

Johannes Berg johannes at sipsolutions.net
Tue May 8 03:37:51 EDT 2012


On Tue, 2012-05-08 at 09:22 +0200, Andreas Hartmann wrote:
> Johannes Berg wrote:
> > On Tue, 2012-05-08 at 08:28 +0200, Andreas Hartmann wrote:
> > 
> >> This means for rt2x00: to get 11w working with hw encryption enabled,
> >> there needs to be some differentiation for the encryption of management
> >> frames: if management frame, let mac80211 do the job - all other frames
> >> should be encrypted by hw.
> >> Correct?
> > 
> > That might not be sufficient -- you might have control over TX, but if
> > the hardware attempts to decrypt encrypted mgmt frames you're out of
> > luck entirely.
> 
> This means, that if hw encryption is enabled, the encryption must be
> done entirely by hw (because of rx) and therefore, MFP must be supported
> by hardware (does Ralink support MFP?)? Or is there a possibility to
> tell the hardware not to decrypt some types of frames even if they are
> encrypted?

How would I know? This is all hardware questions :)

johannes



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