[PATCH v2 09/20] PASN: Add common authentication frame build/validation functions

Peer, Ilan ilan.peer at intel.com
Wed Jan 20 09:14:15 EST 2021


> -----Original Message-----
> From: Jouni Malinen <j at w1.fi>
> Sent: Wednesday, January 20, 2021 13:13
> To: Peer, Ilan <ilan.peer at intel.com>
> Cc: hostap at lists.infradead.org
> Subject: Re: [PATCH v2 09/20] PASN: Add common authentication frame
> build/validation functions
> On Wed, Jan 20, 2021 at 07:45:29AM +0000, Peer, Ilan wrote:
> > > The Comeback After subfield is not included in frames sent by the
> > > non-AP STA, so I'll extend this to accept after == -1 as a special case to
> cover that.
> > >
> >
> > Maybe we can clarify this in the specification?
> Would you have a more specific suggestion on how the definition should be
> clarified? P802.11az/D2.6 defines the subfield to have "0 or 2" as the length
> and uses following language to describe it: "Comeback After subfield shall
> not be present (i.e. zero octets) in PASN authentication frames from a non-
> AP STA."

Reading this again, I think that at least this part is clear enough, so I do not think
a change is needed.

> That "shall" word is not appropriate in Clause 9, so this should be cleaned up
> anyway. It might also be clearer to talk about the first and third PASN
> Authentication frame instead of "from a non-AP STA"
> especially in this Clause 9 that is supposed to describe the frame format and


> not behavior.  If you have some ideas on how this would be easier to notice
> and understand, I can request this to be modified once
> D3.0 goes out to a ballot.



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