wpa_supplicant & winpcap & windows 2000

engage engage at n0sq.us
Fri Nov 25 13:57:57 EST 2005

On Monday 21 November 2005 08:42 pm, Jouni Malinen wrote:
>On Sun, Nov 20, 2005 at 06:56:13PM -0700, engage wrote:
>> Attached is a 30 second capture using ethereal:
>Thanks! This is getting somewhat confusing.. This capture file shows a
>successfully completed WPA authentication and even successful DHCP
>handshake after that. There is couple of extra EAPOL-Key frames after
>the normal WPA pairwise and group handshakes, but it looks like AP is
>just ignoring them and connection works after this..
>However, the debug log from wpa_supplicant showed a quite a bit
>different behavior. The different sizes for EAPOL-Key frames are likely
>caused by them actually being different frames (msg 3/4 and group key
>msg 1/2); not retransmission of msg 3/4 like I originally thought. In
>other words, supplicant is not sending out msg 4/4 since 3/4 failed
>validation. However, AP is assuming that the msg 4/4 was just dropped
>and continues to group key handshake.
>I don't know what would explain this different behavior, though. Have
>you ever noticed network working in this configuration? Would it be
>possible to get a debug log from wpa_supplicant and a matching Ethereal
>capture log from the same attempt (and maybe just leave it running for
>couple of minutes so that there are more than one failure)?

The same wpa_supplicant.conf is successfully being used on 2 other computers 
running the linux wpa_supplicant-0.4.5, 1 is a laptop with the ipw2200 driver 
and the other is a desktop with a Broadcom Corporation BCM4306 (using 

Anyway, I just booted the other laptop with the Netgear PC Card and now it is 
solidly working. Maybe I needed to wait longer? I did run ethereal for 5 
minutes if you still want to look at the log. Now, it's time to figure out 
how to set this up as a service. Thanks for the help. 

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