From owner-freebsd-net@FreeBSD.ORG Sun Jul 20 00:56:59 2003 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 149BE37B401 for ; Sun, 20 Jul 2003 00:56:59 -0700 (PDT) Received: from mail.buzzardnews.com (mail.buzzardnews.com [64.235.227.35]) by mx1.FreeBSD.org (Postfix) with ESMTP id 98D1443F93 for ; Sun, 20 Jul 2003 00:56:58 -0700 (PDT) (envelope-from shawn@buzzardnews.com) Received: from shawn ([216.117.219.211]) by mail.buzzardnews.com (8.11.3/8.11.3) with SMTP id h6K7ust84333; Sun, 20 Jul 2003 00:56:54 -0700 (PDT) Message-ID: <009201c34e94$7272fa50$d3db75d8@shawn> From: "Shawn Ramsey" To: "Michael K. Smith" , References: Date: Sun, 20 Jul 2003 00:56:36 -0700 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.00.2919.6700 X-MimeOLE: Produced By Microsoft MimeOLE V5.00.2919.6700 Subject: Re: Lots of input errors... X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 20 Jul 2003 07:56:59 -0000 > >> Hello: > >> > >> Judging from your output I would say two things: > >> > >> 1) You have a bad cable. CRC and framing errors are usually a result of > > bad > >> media. > >> 2) You should set the port to auto/auto, not 100/Full hard set, unless you > >> have specifically set that up in rc.conf. If one side is hard set and the > >> other is set to auto, you will see lots of runts because of a duplex > >> mismatch. I think the RFC states you have to go to half duplex if you are > >> autosensing and the other side doesn't respond, which is the case if it's > >> hard set. > > > > Ok.. It is set hard to 100BT/FD on both ends. I don't know if you saw this, > > but since resetting the stats a few hours ago, it shows no errors at all on > > their end, but were still getting errors on our end... The CRC and frame > > errors could have been from a media mismatch when things were first setup. > > Im not sure if the stats have ever been reset. Assuming the errors stay at > > zero on their end, any ideas? Am going to try another server/router, and if > > things look better, start replacing hardware on this router... > > > > I would say the physical wire is probably bad. Seeing unidirectional errors > in this case wouldn't be uncommon; one of the pair of the receive wires may > have issues. Have you swapped the cable? Most of the time you won't see > framing errors related to duplex mismatching. It turned out to be a NIC issue. It was a 3COM 3c980C-TXM or something like that... I switched it to the braindead rl0 onboard adapter and the errors, and problems went away... pretty sad that "The worst ethernet adapter ever made" (according to the person who wrote the driver) beats out a pricey 3com adapter, although its probably just a driver issue.