Enabling HT20 in Adhoc mode using Wpa_Supplicant

[Douglas Diniz]

No one knows?

On Wed, Sep 5, 2012 at 5:44 PM, Douglas Diniz <dgdiniz at gmail.com> wrote:

> Hi, how can I enable HT20 rates in adhoc mode using wpa_supplicant?
>
> I have two terminals, using a Ubiquiti SR71-A on each terminal, and
> manually I can do this:
>
> Terminal1:
>
> iw wlan0 del
> iw phy phy0 interface add wlan0 type ibss
> ifconfig wlan0 10.1.1.1 netmask 255.255.255.0
> iw dev wlan0 ibss join dougEssid 2412 HT20 00:11:11:11:11:11
>
> Terminal2:
>
> iw wlan0 del
> iw phy phy0 interface add wlan0 type ibss
> ifconfig wlan0 10.1.1.2 netmask 255.255.255.0
> iw dev wlan0 ibss join dougEssid 2412 HT20 00:11:11:11:11:11
>
>
> , and this way I can get a rate of >50Mb/s with iperf.
> It's exactly the same rate I get with mode Master/Managed using hostapd
> configured with HT20.
>
> But using wpa_supplicant I can get only ~22MB/s with iperf.
>
> So is there a way to force wpa_supplicant to use HT20 rates when in adhoc
> mode?
>
> My wpa_supplicant.conf looks like this:
>
> ctrl_interface=/var/run/wpa_supplicant
> eapol_version=1
> ap_scan=1
> fast_reauth=1
> network={
>    mode=1
>    frequency= 2412
>    ssid="dougEssid"
>    bssid=00:11:11:11:11:11
>    key_mgmt=NONE
> }
>
> I'm using wpa_supplicant 1.0, but I also tried the last snapshot today
> with same results....
>
> Thanks.....
>
>
>


-- 
-------------------------------------------------------------------
Douglas Gameiro Diniz
Engenheiro de Computa??o - 2003 - UNICAMP

Mobile: (19) 92158777
Gtalk: dgdiniz
Msn: thedougdiniz at hotmail.com
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