From owner-freebsd-mobile@FreeBSD.ORG Fri Aug 8 16:14:36 2008 Return-Path: Delivered-To: freebsd-mobile@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 040F51065679 for ; Fri, 8 Aug 2008 16:14:36 +0000 (UTC) (envelope-from sam@freebsd.org) Received: from ebb.errno.com (ebb.errno.com [69.12.149.25]) by mx1.freebsd.org (Postfix) with ESMTP id CD1718FC13 for ; Fri, 8 Aug 2008 16:14:35 +0000 (UTC) (envelope-from sam@freebsd.org) Received: from trouble.errno.com (trouble.errno.com [10.0.0.248]) (authenticated bits=0) by ebb.errno.com (8.13.6/8.12.6) with ESMTP id m78GEWHl078355 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 8 Aug 2008 09:14:33 -0700 (PDT) (envelope-from sam@freebsd.org) Message-ID: <489C70E8.2080800@freebsd.org> Date: Fri, 08 Aug 2008 09:14:32 -0700 From: Sam Leffler Organization: FreeBSD Project User-Agent: Thunderbird 2.0.0.9 (X11/20071125) MIME-Version: 1.0 To: Alberto Rizzi References: <489C625F.3020605@fastmail.fm> In-Reply-To: <489C625F.3020605@fastmail.fm> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-DCC--Metrics: ebb.errno.com; whitelist Cc: freebsd-mobile@freebsd.org Subject: Re: Wpi keep disconnecting X-BeenThere: freebsd-mobile@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Mobile computing with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 08 Aug 2008 16:14:36 -0000 Alberto Rizzi wrote: > I have a Thinkpad T61 (UZ25FIT) dual boot with Xp and FreeBSD and has > an Intel 3945ABG on board. > > #uname -a > FreeBSD yoda.endor 7.0-STABLE FreeBSD 7.0-STABLE #0: Fri Aug 8 > 13:51:42 CEST 2008 root@yoda.endor:/usr/obj/usr/src/sys/YODA i386 > > I can load the wpi driver and configure the interface, then I can > connect to my wifi router (linksys wag54g 1v) with WPA and surf > internet but after a while the wpi disconnects. I think it is volume > related and not time related, maybe a counter overflow or something > other. > > If I mount a NFS directory and start copying files from the server to > the notebook, after a minute the wpi disconnects. > In /var/log/messages I can read > wpi0: link state changed to DOWN > > and in wpa_cli I can read > <3>Michael MIC failure detected > <3>Michael MIC failure detected > <3>TKIP countermeasures started > <2>CTRL-EVENT-DISCONNECTED - Disconnect event - remove keys > > after a minute I read in /var/log/messages > wpi0: scan timeout > > and in wpa_cli > <2>WPA: TKIP countermeasures stopped > > with netstat -ibh I see I moved 12MBytes > > If I write "reassociate" in wpa_cli, after some seconds in var log > messages I read > wpi0: link state changed to UP > > and in wpa_cli > <2>Trying to associate ..... > <2>Associated with ..... > <2>WPA: Key negotiation completed ..... > <2>CTRL-EVENT-CONNECTED ..... > > If I restart the copying process I can see > <3>Michael MIC failure detected > but wpi doesn't disconnect. > > After a while wpi disconnects and I have the same messages in > /var/log/messages and wpa_cli > > There isn't a fixed amount of bytes I can transfer between two > disconnection, sometime 10MB, sometime 100MB, but the maximum was 140MB > > Please help me, I can give further info. > I have FreeBSD 7 on this PC since its release and I always had problems Check for a firmware update for your router. Sam