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From: David Young <dyoung-e+AXbWqSrlAAvxtiuMwx3w@public.gmane.org>
To: Radiotap <radiotap-sUITvd46vNxg9hUCZPvPmw@public.gmane.org>
Subject: Re: MCS field: RFA
Date: Wed, 27 Jan 2010 09:30:02 -0600	[thread overview]
Message-ID: <20100127153002.GC1060@ojctech.com> (raw)
In-Reply-To: <1264584965.25642.15.camel-YfaajirXv2244ywRPIzf9A@public.gmane.org>

On Wed, Jan 27, 2010 at 10:36:05AM +0100, Johannes Berg wrote:
> On Tue, 2010-01-26 at 11:47 -0600, David Young wrote:
> 
> > FreeBSD uses the flags field and the channel flags to indicate Short
> > GI and 40 MHz frames.  Let's adopt the FreeBSD definitions for that
> > purpose.
> 
> I'd mostly agree, but I'm not sure what they really use the 40MHz flag
> for. For instance, might there be value in knowing that the AP opened
> the channel for 40MHz, but for some reason we are doing 20MHz
> transmissions instead? And would this be an appropriate way of
> conferring that information?

I should take a closer look at the implementation.  A per-packet radio
information header does not need to carry the information of what the
AP could have done, but didn't, does it?  I think it should carry the
information that describes the properties of the packet.

Dave

-- 
David Young             OJC Technologies
dyoung-eZodSLrBbDpBDgjK7y7TUQ@public.gmane.org      Urbana, IL * (217) 278-3933

  parent reply	other threads:[~2010-01-27 15:30 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-26 14:26 MCS field: RFA Matteo Croce
     [not found] ` <40101cc31001260626g4a47b7c6gde6f99e477e69ac9-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-01-26 17:47   ` David Young
     [not found]     ` <20100126174728.GV1060-eZodSLrBbDpBDgjK7y7TUQ@public.gmane.org>
2010-01-27  9:36       ` Johannes Berg
     [not found]         ` <1264584965.25642.15.camel-YfaajirXv2244ywRPIzf9A@public.gmane.org>
2010-01-27 15:30           ` David Young [this message]
     [not found]             ` <20100127153002.GC1060-eZodSLrBbDpBDgjK7y7TUQ@public.gmane.org>
2010-01-27 15:32               ` Matteo Croce
2010-02-01 22:09                 ` Bill Stafford
     [not found]                   ` <loom.20100201T230554-2-eS7Uydv5nfjZ+VzJOa5vwg@public.gmane.org>
2010-02-02 18:24                     ` Johannes Berg
2010-02-02 19:54                     ` David Young
     [not found]                       ` <20100202195424.GE1060-eZodSLrBbDpBDgjK7y7TUQ@public.gmane.org>
2010-02-03  5:24                         ` Bill Stafford
     [not found]                           ` <C33B109A-9A6C-4931-8A69-5147A418E8B5-BUHhN+a2lJ4@public.gmane.org>
2010-02-04  1:11                             ` Joshua (Shiwei) Zhao
     [not found]                               ` <d521a2311002031711i4293ae26i8c460aa3f41997e6-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2010-02-04  5:50                                 ` Bill Stafford
     [not found]                                   ` <1F39C830-A521-456A-A5FA-2FC97914A74A-BUHhN+a2lJ4@public.gmane.org>
2010-02-04  6:14                                     ` Joshua (Shiwei) Zhao
2010-03-25 23:50                         ` David Young
     [not found]                           ` <20100325235000.GX414-eZodSLrBbDpBDgjK7y7TUQ@public.gmane.org>
2010-03-26  4:57                             ` Johannes Berg
     [not found]                               ` <1269579436.4581.0.camel-8upI4CBIZJIJvtFkdXX2HixXY32XiHfO@public.gmane.org>
2010-08-09 12:10                                 ` Johannes Berg
2010-02-02 17:36 ` Bill Stafford
     [not found]   ` <loom.20100202T174119-204-eS7Uydv5nfjZ+VzJOa5vwg@public.gmane.org>
2010-02-02 18:20     ` Johannes Berg
2010-02-02 18:24     ` David Young
2010-02-06 20:02 ` MCS field: RFA (wireshark patch) Bill Stafford
     [not found]   ` <loom.20100206T204036-824-eS7Uydv5nfjZ+VzJOa5vwg@public.gmane.org>
2010-02-06 20:31     ` Johannes Berg
2011-04-18  9:49 ` MCS field: RFA Roberto Riggio
     [not found]   ` <loom.20110418T114722-716-eS7Uydv5nfjZ+VzJOa5vwg@public.gmane.org>
2011-04-18 10:01     ` Johannes Berg
     [not found]       ` <1303120873.3588.5.camel-8upI4CBIZJIJvtFkdXX2HixXY32XiHfO@public.gmane.org>
2011-04-18 10:06         ` Roberto Riggio
     [not found]           ` <BANLkTikV_YxYnFxjHrFE7XgYfi1T7J=3Tw@mail.gmail.com>
     [not found]             ` <BANLkTikV_YxYnFxjHrFE7XgYfi1T7J=3Tw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-04-20 13:12               ` Roberto Riggio
     [not found]                 ` <4DAEDBAB.5070100-2TmCWn7/4sHOQU1ULcgDhA@public.gmane.org>
2011-04-21 15:04                   ` Matteo Croce
     [not found]                     ` <BANLkTi=psWmOSJXDRQvGC2ABwYfR=8EFrg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-04-22  7:07                       ` Roberto Riggio
2010-08-30 21:21 Bill Stafford

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