Re: Question on bssid mask with ath10k

From: Ben Greear <greearb@candelatech.com>
To: "\"Jose Núñez-Martínez (CTTC)\"" <jose.nunez@cttc.cat>,
	"Michal Kazior" <michal.kazior@tieto.com>
Cc: "ath10k@lists.infradead.org" <ath10k@lists.infradead.org>
Subject: Re: Question on bssid mask with ath10k
Date: Mon, 06 Jul 2015 06:39:29 -0700	[thread overview]
Message-ID: <559A8511.6060406@candelatech.com> (raw)
In-Reply-To: <559A8140.7020000@cttc.cat>

On 07/06/2015 06:23 AM, "Jose Núñez-Martínez (CTTC)" wrote:
> Hi,
> I upgraded to CT kernel and firmware. Now I have: Kernel is 4.0.4 from CT and Firmware is 10.1.467-ct-com-full-014-96d543
> However I cannot bring up two virtal interfaces associated to one physical device.
>
> The output of "iw dev" command:
>
> phy#1
>      Interface moni2
>          ifindex 9
>          wdev 0x100000002
>          addr 04:f0:21:18:26:a5
>          type managed

It is type managed...you created this wrong somehow.

If you want to bring up more than one managed interface, you have to
change the MAC address first so that they are unique.

Thanks,
Ben

>      Interface wlan2
>          ifindex 7
>          wdev 0x100000001
>          addr 04:f0:21:18:26:a5
>          type IBSS
>
> This is the error shown when I try to bring up moni2 interface (ifconfig moni2 up): "SIOCSIFFLAGS: Name not unique on network"
>
>
> Jose
>
> On 07/03/2015 12:45 PM, Michal Kazior wrote:
>> On 3 July 2015 at 12:17, "Jose Núñez-Martínez (CTTC)"
>> <jose.nunez@cttc.cat> wrote:
>>> I'm trying to set BSSID mask in ath10k so that data packets with spoofed mac
>>> destination address can be received (and not dropped) by the card.
>>>
>>> Apparently the way bssid mask is managed has changed from ath5k and ath9k
>>> since there are not  "ath5k_hw_set_bssid_mask" or
>>> "ath9k_htc_set_mac_bssid_mask"  kind of functions.
>>>
>>> Anyone tried this?
>> There's no explicit control over Rx filters in ath10k that I know of.
>> This is abstracted away by other firmware higher-level commands. One
>> way to influence Rx filter (and BSSID mask) is to start a monitor vdev
>> in firmware. This apparently works[1] but 636 will crash on you again
>> if you do that. You'll need Ben's CT firmware.
>>
>> [1]: http://lists.infradead.org/pipermail/ath10k/2015-April/005095.html
>>
>>
>> Michał
>>
>> _______________________________________________
>> ath10k mailing list
>> ath10k@lists.infradead.org
>> http://lists.infradead.org/mailman/listinfo/ath10k
>

-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com

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