pci id 14e4:4727 (bcm4313) status?

[Gábor Stefanik]

2010/11/4 Henry Ptasinski <henryp at broadcom.com>:
> On 11/04/2010 07:39 AM, Gábor Stefanik wrote:
>>
>> On Thu, Nov 4, 2010 at 1:21 PM, Ariel Pedraza<pedrazaa at yahoo.com>  wrote:
>>>
>>> I have the 14e4:4727 and using the brcm80211, this is an example of what
>>> I get and the status of each commands:
>>>
>>> airmon-ng #ok
>>> airmon-ng stop wlan0 #ok
>>> ifconfig wlan0 #ok
>>> macchanger --mac yy:yy:yy:yy:yy:yy wlan0 #ok
>>> airmon-ng start wlan0 #ok
>>> airodump-ng mon0 #ok
>>> airodump-ng -c canal -w nomarch --bssid xx:xx:xx:xx:xx:xx mon0  #ok, no
>>> datas
>>>
>>> In other terminal:
>>> aireplay-ng -1 0 -a xx:xx:xx:xx:xx:xx -h yy:yy:yy:yy:yy:yy mon0 #ok,
>>> autentication succesful
>>> aireplay-ng -3 -b xx:xx:xx:xx:xx:xx -h yy:yy:yy:yy:yy:yy mon0 #ok, supose
>>> to increment datas but NOP!!!
>>>
>>> In other terminal:
>>> aircrack-ng -b xx:xx:xx:xx:xx:xx nomarch.cap #ok, no datas...
>>>
>>> So... when do you think that the brcm80211 implemetation will be ready to
>>> capture datas?
>>
>> Hmm... filter configuration issue? Apparently the "pass other-BSS
>> data" filter flag is not getting written to the hardware. (Do we even
>> have such a flag in the brcm80211 FW?)
>
>>
>> Can you see any data packets in Wireshark on the monitor interface?
>
> The following flags should all work with the brcm80211 FW:
>
>        MCTL_KEEPBADFCS
>        MCTL_KEEPCONTROL
>        MCTL_PROMISC
>        MCTL_BCNS_PROMISC
>
> The only one that's hooked up in the driver at the moment is
> MCTL_BCNS_PROMISC (for FIF_BCN_PRBRESP_PROMISC).  I haven't taken a look at
> what it would take to enable monitor mode in the driver yet (setting up the
> monitor interface, etc).

For raw monitor mode, all but KEEPBADFCS are needed. If the "fcsfail"
monitor mode flag is also set, KEEPBADFCS should be enabled too.
For cooked monitor, AFAIK only KEEPCONTROL (and perhaps BCNS_PROMISC)
are needed.

However, do not set these based on interface type - use the FIF_ flags instead.

>
> - Henry
>
>



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