From owner-freebsd-stable Mon Dec 20 16:43:10 1999 Delivered-To: freebsd-stable@freebsd.org Received: from mail.dbitech.bc.ca (i.caniserv.com [139.142.95.1]) by hub.freebsd.org (Postfix) with SMTP id 0C4DC153C2 for ; Mon, 20 Dec 1999 16:42:51 -0800 (PST) (envelope-from darcy@ok-connect.com) Received: (qmail 20288 invoked from network); 21 Dec 1999 00:42:47 -0000 Received: from ccliii.caniserv.com (HELO dbitech) (darcyb@139.142.95.253) by 139.142.95.10 with SMTP; 21 Dec 1999 00:42:47 -0000 Message-Id: <3.0.32.19991220164353.00aeae20@mail.ok-connect.com> X-Sender: darcyb@mail.ok-connect.com X-Mailer: Windows Eudora Pro Version 3.0 (32) Date: Mon, 20 Dec 1999 16:43:53 -0800 To: stable@freebsd.org From: Darcy Buskermolen Subject: Re: xl0 won't autoneg full duplex Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG At 10:23 AM 12/21/99 +1100, Gregory Bond wrote: >I've got a <3Com 3c905B-TX Fast Etherlink XL> plugged into a Cisco Cat5500 >100Mbps switch, and I'm been running various 3.x versions from 3.0-RELEASE up >to the 3.4-RC from 13/12. > >This card is happy to run in Full Duplex mode if I force it with ifconfig. If >left to autonegotiate with the switch, the xl0 comes up 100Mbps/half-duplex, >but the switch comes up full duplex. Hence I get lotsa collisions (~20%). > I see the same kind of details connecting the 3c905B to a catalist 1900 series, however I can't force it into Full duplex mode. This problem is present in both 2.2.8 and 3.3-stable. I'm pretty much convinced that it is a cisco thing because the cisco can't sync full duplex to an Allied Telesyn MS400 Switch. The 3c908B can sync to the Allied Telesyn at 100Mb FD fine. > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message