From owner-freebsd-questions@FreeBSD.ORG Thu Jan 11 12:46:37 2007 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 6914516A407 for ; Thu, 11 Jan 2007 12:46:37 +0000 (UTC) (envelope-from pyunyh@gmail.com) Received: from wx-out-0506.google.com (wx-out-0506.google.com [66.249.82.227]) by mx1.freebsd.org (Postfix) with ESMTP id 13A0A13C441 for ; Thu, 11 Jan 2007 12:46:36 +0000 (UTC) (envelope-from pyunyh@gmail.com) Received: by wx-out-0506.google.com with SMTP id s18so447140wxc for ; Thu, 11 Jan 2007 04:46:36 -0800 (PST) DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:date:from:to:cc:subject:message-id:reply-to:references:mime-version:content-type:content-disposition:in-reply-to:user-agent; b=eOoBJLd5FMPLSFKN1+t7zNx/phmqgkAljTcjW/kHAXTO44+KbyobHGMO0zBMxQgAgqzD5QI1XpqFLISYafl9FOUPqDqlMeR1IO9fvNG3DBhNIGJs04/dWTtMAa2naNcNJWqSZT7i8WnlR/tsgLrrBV/y5y8MdnMO2/XZA0nb5Co= Received: by 10.70.27.18 with SMTP id a18mr2823961wxa.1168517854224; Thu, 11 Jan 2007 04:17:34 -0800 (PST) Received: from michelle.cdnetworks.co.kr ( [211.53.35.84]) by mx.google.com with ESMTP id 7sm988942wrl.2007.01.11.04.17.31; Thu, 11 Jan 2007 04:17:33 -0800 (PST) Received: from michelle.cdnetworks.co.kr (localhost.cdnetworks.co.kr [127.0.0.1]) by michelle.cdnetworks.co.kr (8.13.5/8.13.5) with ESMTP id l0BCJ416040472 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 11 Jan 2007 21:19:04 +0900 (KST) (envelope-from pyunyh@gmail.com) Received: (from yongari@localhost) by michelle.cdnetworks.co.kr (8.13.5/8.13.5/Submit) id l0BCJ44W040471; Thu, 11 Jan 2007 21:19:04 +0900 (KST) (envelope-from pyunyh@gmail.com) Date: Thu, 11 Jan 2007 21:19:04 +0900 From: Pyun YongHyeon To: Pietro Cerutti Message-ID: <20070111121904.GD33964@cdnetworks.co.kr> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i Cc: freebsd-hackers@freebsd.org, FreeBSD Questions Subject: Re: [SOLVED] re(4) incorrect checksum X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: pyunyh@gmail.com List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 11 Jan 2007 12:46:37 -0000 On Thu, Jan 11, 2007 at 11:51:51AM +0100, Pietro Cerutti wrote: > Hi lists, > ifconfig re0 -txcsum -rxcsum solved the problem.... > In if_re.c, rev 1.46.2.18 wpaul@ fixed a long standing checksum offload issue by padding. Does re(4) work when you disable only Tx checksum offload?(i.e. ifconfig re0 -txcsum) > Anyway, is this a bug in the driver or in the interface itself? > > Thanx, regards > > ---------- Forwarded message ---------- > From: Pietro Cerutti > Date: Jan 11, 2007 11:29 AM > Subject: re(4) incorrect checksum > To: freebsd-questions@freebsd.org, freebsd-hackers@freebsd.org > > > Hi lists, > > FreeBSD gahrtop.localhost 6.2-PRERELEASE FreeBSD 6.2-PRERELEASE #1: > Tue Jan 9 19:34:13 CET 2007 > root@gahrtop:/usr/obj/usr/src/sys/GAHRTOP i386 > > CPU: Intel(R) Core(TM)2 CPU T7200 @ 2.00GHz (2000.15-MHz 686-class > CPU) > Cores per package: 2 > > re0: port 0xc800-0xc8ff > mem 0xff2ff000-0xff2fffff irq 17 at device 0.0 on pci2 > > ($FreeBSD: src/sys/dev/re/if_re.c,v 1.46.2.20 2006/09/21 11:08:28 yongari > Exp $) > > I get checksum errors on every packet I send, example: > > Checksum: 0x0bc5 [incorrect, should be 0x78fe (maybe caused by > checksum offloading?)] > > I think this could be the cause of some web pages (e.g. Gmail in > standard view [html view works well]) not to be displayed. > > I tracked down the problem to the re(4) driver just because wlan works > good... > > Any ideas? > > > Thanx, > > -- > Pietro Cerutti > ICQ: 117293691 > PGP: 0x9571F78E > > - ASCII Ribbon Campaign - > against HTML e-mail and > proprietary attachments > www.asciiribbon.org > > > -- > Pietro Cerutti > ICQ: 117293691 > PGP: 0x9571F78E > > - ASCII Ribbon Campaign - > against HTML e-mail and > proprietary attachments > www.asciiribbon.org > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org" -- Regards, Pyun YongHyeon