From: Michal Kazior <michal.kazior@tieto.com>
To: Ann Lo <annlo.tech@gmail.com>
Cc: "ath10k@lists.infradead.org" <ath10k@lists.infradead.org>
Subject: Re: 80 MHz channel - Station data
Date: Thu, 4 Feb 2016 08:39:56 +0100 [thread overview]
Message-ID: <CA+BoTQmkAcvAwEUsGB4JCsUXsJ_OB0fxtLj7RX78oMYeuP+36w@mail.gmail.com> (raw)
In-Reply-To: <CABy9W5kEX6OvDLV84bQ6RV9Xf4cKpp1dAf4RS4Ff9UhumLMTdw@mail.gmail.com>
On 4 February 2016 at 05:01, Ann Lo <annlo.tech@gmail.com> wrote:
> Hi,
>
> When we set up 80MHz channel between AP and client station, we use the
> iw station dump command to get the "rx bitrate" of the client station.
> We have noticed that not only the MCS changes, the NSS also changes.
> Is it normal to have dynamic values of NSS when we do iperf using 80
> MHz channel?
>
> Some data on "rx bitrate" of the same client station is as follows:
>
> rx bitrate: 58.5 MBit/s VHT-MCS 1 80 MHz VHT-NSS 1
> rx bitrate: 702.0 MBit/s VHT-MCS 5 80MHz VHT-NSS 3
>
> We use kernel 3.14.28 and WLE900VX.
Yes, this is normal. "rx bitrates" reports rate seen in most recent
Rx-ed frame. Each frame can be transmitted at a different rate by
stations.
Michał
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next prev parent reply other threads:[~2016-02-04 7:40 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-04 4:01 80 MHz channel - Station data Ann Lo
2016-02-04 7:39 ` Michal Kazior [this message]
2016-02-04 9:05 ` Ann Lo
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