From owner-freebsd-stable Thu Mar 5 01:30:53 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id BAA11201 for freebsd-stable-outgoing; Thu, 5 Mar 1998 01:30:53 -0800 (PST) (envelope-from owner-freebsd-stable@FreeBSD.ORG) Received: from david.siemens.de (david.siemens.de [192.35.17.14]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id BAA11191 for ; Thu, 5 Mar 1998 01:30:46 -0800 (PST) (envelope-from andre.albsmeier@mchp.siemens.de) Received: from salomon.mchp.siemens.de (salomon.siemens.de [139.23.33.13]) by david.siemens.de (8.8.8/8.8.8) with ESMTP id KAA21509 for ; Thu, 5 Mar 1998 10:30:25 +0100 (MET) X-Envelope-Sender-Is: andre.albsmeier@mchp.siemens.de (at relayer david.siemens.de) Received: from curry.mchp.siemens.de (daemon@curry.mchp.siemens.de [146.180.31.23]) by salomon.mchp.siemens.de (8.8.8/8.8.5) with ESMTP id KAA21757 for ; Thu, 5 Mar 1998 10:30:26 +0100 (CET) Received: (from daemon@localhost) by curry.mchp.siemens.de (8.8.8/8.8.8) id KAA14826 for ; Thu, 5 Mar 1998 10:30:26 +0100 (CET) From: Andre Albsmeier Message-Id: <199803050930.KAA10912@intern> Subject: Re: problems with de driver for quad card In-Reply-To: <34FE565B.D889970B@cs.cmu.edu> from "Prashant R. Chandra" at "Mar 5, 98 02:38:03 am" To: prashant+@cs.cmu.edu (Prashant R. Chandra) Date: Thu, 5 Mar 1998 10:30:21 +0100 (CET) Cc: freebsd-stable@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL38 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk > Hi! All, > Please forgive me if this question has been asked before on the > mailing > list. I want to report a problem we are facing with the driver for the > Zynx ZX346 Quad PCI ethernet card. When two of these cards are > connected > back-to-back (in two Pentium II PCs) the configuration seems to go > haywire. > The cards come up complaining that autosense failed and if I use > ifconfig > to set the media type to 100baseTX on both ends, I get connectivity but > I have problem with bidirectional traffic. Ping seems to work fine, but > doing a TCP bandwidth test using ttcp fails because packets are being > dropped on the point-to-point link between the two cards. (Fails means > the TCP bandwidth is only about 0.8 Mbps or so). Another problem is > that > I cannot get the link to operate at 10 Mbps. If I set the media to > 10baseT/UTP, > the interface reports that it has 'no carrier'. The de driver is broken regarding the media selection. (PR 4841). I had some email exchange with Matt Thomas concerning this but haven't heard from him for approx. 2 month. I gave it up now and will keep on using the old version 1.54.2.6 which works for my SMC 8434BT. -Andre To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message