WPA PSK on a usb chipset

Stavros Markou smarkou
Sun May 23 22:23:48 PDT 2004


Hi Jouni,

Jouni Malinen wrote:

>On Thu, May 20, 2004 at 03:32:40PM +0300, Stavros Markou wrote:
>
>  
>
>>After the success I had with this supplicant using pcmcia, I am trying 
>>now to work with usb also.
>>I get succes when I try to associate but it seems that the supplicant 
>>does not "sniff" the RX EAPOL packets like it does with my pcmcia 
>>device. Also I see that RX EAPOL dump instead of 888e format has 878e. 
>>Can you give me a hint ? EAP-TTLS with MSCHAPV2 worked perfectly on 
>>pcmcia!!!
>>    
>>
>
>If you mean "RX EAPOL - hexdump" from wpa_supplicant, it does not
>include Ethernet header, so the ethertype (0x888e) is not included in
>it..
>  
>
I haven't noticed that the Rx  EAPOL hexdump is the packet minus the 
header. Sorry for that :-)

>I have never used Atmel driver (neither for pcmcia nor usb), so I do not
>know for sure what could be happening here. By the way, is this driver
>with WPA support and wpa_supplicant driver interface code available
>somewhere?
>
>Some comments about the USB log:
>
>  
>
Unfotunately the code is not available yet because of it's heavy 
instability but I hope that it shall be soon ready to upload it to SF.

>>l2_packet_receive - recv: Network is down
>>    
>>
>
>Did you set the wireless interface UP at some point? If not, this could
>explain why EAPOL frames are not received..
>  
>
No I haven't but I did it on Friday and I 've manage to get a 4-way 
handshake. Now, I believe that I have to set the encryption setting 
succesfully to the device.
Hope that today I shall have a working usb interface with wpa.

>  
>
>>ioctl[SIOCSIWSCAN]: Device or resource busy
>>    
>>
>
>For some reason, the driver does not seem to like many of the scan
>requests. This may or may not generate some issues.. Anyway, at least it
>looks like the card is able to associate with the AP.
>
>  
>
Thanks for your invaluable help and for this great chipset independent 
supplicant.

Best Regards,

Stavros Markou.




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