Subject: Re: Intel Wireless 2200BG: unknown authentication state
To: Adam <>
From: Sam Leffler <>
List: current-users
Date: 07/24/2006 11:14:34
Adam wrote:
> Hello,
> I have a problem with Intel Wireless 2200BG. While trying to connect to
> AirPort Extreme in PowerMac, I always get "unknown authentication state
> 4" or "unknown authentication state 1", as long as the interface is up.
> Exactly the same configuration works perfectly well with AirPort card
> (not Extreme) in PowerBook.

State 4 corresponds to a failure in the initial auth handshake.
Typically this is cauesd by a mismatch of the auth algorithm and the iwi
driver improperly implementing shared-key authentication.