Help debug my authentication issue? (Part 1)

Frank Rizzo thefrankrizzo
Sun Oct 11 11:59:58 PDT 2015


Thanks for the reply Jouni, a follow-up question.

How do I "enable wpa_supplicant debugging" on Android?



On Sun, 11 Oct 2015 11:56:16 -0700, Jouni Malinen <j at w1.fi> wrote:

> On Sun, Oct 11, 2015 at 10:58:02AM -0700, Frank Rizzo wrote:
>> I'm trying to use an android tablet to connect to my Linux computer.   
>> The
>> computer is using hostapd under Ubuntu 14.04.  The username and password
>> is correct on the tablet.  Along with the authentication type it's  
>> asking
>> for info about.
>>
>> I usually opt for the "too much information" route, so here are some  
>> dumps:
> ...
>
> It looks like hostapd is sending out EAP-Request/Identity to the
> station, but does not receive any response to that. That message made it
> to the station based on this:
>
>> * Dump from wpa_cli on the tablet:
>> IFNAME=wlan0 <3>Associated with <Computer MAC>
>> IFNAME=wlan0 <3>CTRL-EVENT-EAP-STARTED EAP authentication started
>> IFNAME=wlan0 <3>CTRL-EVENT-EAP-STATUS status='started' parameter=''
>> IFNAME=wlan0 <3>Authentication with <Computer MAC> timed out.
>
> But it is not clear what the station did here, i.e. whether it tried to
> reply or not.. This would require either getting more detailed debug
> information from the station (e.g., enable wpa_supplicant debugging and
> check logcat if this is on Android) or a wireless sniffer capture of the
> frames exchanged between the device (to check whether the station
> replied with EAP-Response/Identity).



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