From owner-freebsd-current@FreeBSD.ORG Tue Aug 21 04:50:52 2007 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8C24816A417 for ; Tue, 21 Aug 2007 04:50:52 +0000 (UTC) (envelope-from mistry.7@osu.edu) Received: from mail.united-ware.com (am-productions.biz [69.61.164.22]) by mx1.freebsd.org (Postfix) with ESMTP id 4E91813C45A for ; Tue, 21 Aug 2007 04:50:52 +0000 (UTC) (envelope-from mistry.7@osu.edu) Received: from localhost (168-215-61-194.static.twtelecom.net [168.215.61.194]) (authenticated bits=0) by mail.united-ware.com (8.13.8/8.13.8) with ESMTP id l7L5Su3U090398 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 21 Aug 2007 01:29:04 -0400 (EDT) (envelope-from mistry.7@osu.edu) From: Anish Mistry To: David Malone Date: Tue, 21 Aug 2007 00:45:38 -0400 User-Agent: KMail/1.9.6 References: <200708191147.10340.amistry@am-productions.biz> <200708201121.37098.mistry.7@osu.edu> <20070820181821.GA74449@walton.maths.tcd.ie> In-Reply-To: <20070820181821.GA74449@walton.maths.tcd.ie> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1639514.s8AbbvRXnd"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200708210045.45732.mistry.7@osu.edu> X-Virus-Scanned: ClamAV 0.90.3/4014/Mon Aug 20 15:33:05 2007 on mail.united-ware.com X-Virus-Status: Clean Cc: freebsd-current@freebsd.org Subject: Re: Can't create TCP connections to certain IP addresses X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Aug 2007 04:50:52 -0000 --nextPart1639514.s8AbbvRXnd Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Monday 20 August 2007, you wrote: > On Mon, Aug 20, 2007 at 11:21:28AM -0400, Anish Mistry wrote: > > There doesn't seem to be checksum offloading on the sender ath0 > > sender: tcpdump -s0 -v > > http://am-productions.biz/debug/littleguy.tcpdump.txt > > > > Far end: tcpdump -s0 -v host 192.168.1.188 > > http://am-productions.biz/debug/bigguy.tcpdump.txt > > It looks like you might be generating packets with bad checksums > some times. There's an open PR about this, but it depends on what > CFLAGS you used to compile your kernel. Could you check and see > what flags you are using? > > David. What's the PR number? COPTFLAGS+=3D-O2 CPUTYPE=3Di586/mmx =2D-=20 Anish Mistry --nextPart1639514.s8AbbvRXnd Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.4 (FreeBSD) iD8DBQBGym35xqA5ziudZT0RAptYAKC3LRqJ4r4kPHHY3z1tm5cSiVTTBQCcCIlV kcgnqBc6qnhHbON+ncGJJH4= =18/y -----END PGP SIGNATURE----- --nextPart1639514.s8AbbvRXnd--