Hostapd and MCS rates

Eduardo Abinader eduardo.abinader at openbossa.org
Wed Jun 17 08:09:33 EDT 2015


I checked more in detail and noticed what Jouni has said previously:
it is meant at the moment for wpa_supplicant only and for that you
need also CONFIG_HT_OVERRIDES=y in order wpa_set_htcap_mcs to be
called.


Cheers.

On Wed, Jun 17, 2015 at 2:48 AM, Mathieu Slabbinck
<matty.slabbinck at gmail.com> wrote:
> Hi,
>
> Thanks for the info.
> I'm using buildroot and checked the package. It states the following
> config options:
> HOSTAPD_CONFIG_ENABLE = \
>     CONFIG_ACS \
>     CONFIG_FULL_DYNAMIC_VLAN \
>     CONFIG_HS20 \
>     CONFIG_IEEE80211AC \
>     CONFIG_IEEE80211N \
>     CONFIG_IEEE80211R \
>     CONFIG_INTERNAL_LIBTOMMATH \
>     CONFIG_INTERWORKING \
>     CONFIG_LIBNL32 \
>     CONFIG_VLAN_NETLINK
>
> So that's checked.
>
> Also, in my config file of hostapd states ieee80211n=1
> So that should be fine to.
>
> iw dev wlan0 station dump does not report anything...
>
> On Tue, Jun 16, 2015 at 5:04 PM, Eduardo Abinader
> <eduardo.abinader at openbossa.org> wrote:
>> Hi,
>>
>> I think you should enable at least CONFIG_IEEE80211N=y and
>> ieee80211n=1, so the HT rates are set as well as MCS rate info. Then
>> station dump with iw to check the MCS.
>>
>>
>> Cheers.
>>
>>
>> On Tue, Jun 16, 2015 at 5:41 AM, Mathieu Slabbinck
>> <matty.slabbinck at gmail.com> wrote:
>>> That's something I already tried but if I capture any packets they are
>>> not in any mcs rate.
>>> Therefore I was wondering if hostapd provides any configuration to do this.
>>>
>>> On Tue, Jun 16, 2015 at 11:31 AM, Avinash Patil <avinashapatil at gmail.com> wrote:
>>>> On Tue, Jun 16, 2015 at 2:53 PM, Mathieu Slabbinck
>>>> <matty.slabbinck at gmail.com> wrote:
>>>>> Hi,
>>>>>
>>>>> I'm trying to force my AP into an mcs indexed bitrate but there's not
>>>>> to much information I can find around this.
>>>>>
>>>>> Can anyone provide some information on how to force hostapd to set up
>>>>> an AP with an MCS rate?
>>>>
>>>> I think hostapd configures basic and extended rates only. If you want
>>>> to force using MCS rates your best bet is iw utility.
>>>>
>>>> "iw --help" yields this:
>>>>
>>>>     dev <devname> set bitrates [legacy-<2.4|5> <legacy rate in Mbps>*]
>>>> [ht-mcs-<2.4|5> <MCS index>*] [vht-mcs-<2.4|5> <NSS:MCSx,MCSy... |
>>>> NSS:MCSx-MCSy>*] [sgi-2.4|lgi-2.4] [sgi-5|lgi-5]
>>>>         Sets up the specified rate masks.
>>>>         Not passing any arguments would clear the existing mask (if any).
>>>>
>>>>> Kind regards
>>>>>
>>>>> Mathieu
>>>>> _______________________________________________
>>>>> HostAP mailing list
>>>>> HostAP at lists.shmoo.com
>>>>> http://lists.shmoo.com/mailman/listinfo/hostap
>>>>
>>>> -Avinash
>>> _______________________________________________
>>> HostAP mailing list
>>> HostAP at lists.shmoo.com
>>> http://lists.shmoo.com/mailman/listinfo/hostap


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