From owner-freebsd-hackers Mon Oct 26 05:57:19 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id FAA13086 for freebsd-hackers-outgoing; Mon, 26 Oct 1998 05:57:19 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from att.com (cagw1.att.com [192.128.52.89]) by hub.freebsd.org (8.8.8/8.8.8) with SMTP id FAA13078 for ; Mon, 26 Oct 1998 05:57:17 -0800 (PST) (envelope-from sbabkin@dcn.att.com) From: sbabkin@dcn.att.com Received: from caig1.fw.att.com by cagw1.att.com (AT&T/IPNS/UPAS-1.0) for freebsd.org!freebsd-hackers sender dcn.att.com!sbabkin (dcn.att.com!sbabkin); Mon Oct 26 08:43 EST 1998 Received: from dcn71.dcn.att.com ([135.44.192.112]) by caig1.fw.att.com (AT&T/IPNS/GW-1.0) with ESMTP id IAA07891 for ; Mon, 26 Oct 1998 08:52:11 -0500 (EST) Received: by dcn71.dcn.att.com with Internet Mail Service (5.0.1458.49) id ; Mon, 26 Oct 1998 09:00:43 -0500 Message-ID: To: dg@root.com, Reinier.Bezuidenhout@KryptoKom.DE Cc: freebsd-hackers@FreeBSD.ORG Subject: RE: fxp 10/100 and device timeouts Date: Mon, 26 Oct 1998 09:00:41 -0500 X-Priority: 3 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.0.1458.49) Content-Type: text/plain Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > From: David Greenman [SMTP:dg@root.com] > > >I am doing some througput tests and I'm running into some problems > >with the Intel ether express 10/100B cards. > > > >I am using ttcp with udp packets and using different packet sizes. > The > >connections are 100MB full-duplex connections with x-over cables. > The > >setup is as follows. > > Don't use cross-over cables. This was a known problem early on and > Intel's > official response when I asked them about it was "cross-over cables > aren't > supported with the Pro/100B cards". > I suspect there is some bit of PHY programming that needs to be > done that > isn't happening, but that's just a guess. > I have used two Pro/100B cards connected without a hub, back-to-back with a crossover cable, without any problems. -SB To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message