From owner-freebsd-hackers Thu Dec 23 13:46:16 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from irbs.irbs.com (irbs.irbs.com [209.36.62.129]) by hub.freebsd.org (Postfix) with ESMTP id 8DFA21564B for ; Thu, 23 Dec 1999 13:46:14 -0800 (PST) (envelope-from jc@irbs.com) Received: (from jc@localhost) by irbs.irbs.com (8.8.5/8.8.5) id QAA17889; Thu, 23 Dec 1999 16:45:55 -0500 (EST) Message-ID: <19991223164554.46592@irbs.com> Date: Thu, 23 Dec 1999 16:45:54 -0500 From: John Capo To: Nick Rogness , David Gilbert Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: deX OErrs on crossed link. References: <14434.26737.725275.154689@trooper.velocet.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.89i In-Reply-To: ; from Nick Rogness on Thu, Dec 23, 1999 at 12:10:15PM -0700 X-Organization: IRBS Engineering, (954) 463-3771 Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG The de driver for stable will not select full-duplex on some (all?) cards with MII transceivers. I posted a patch for the DLINK 570TX quad port card that may work with other 21143/MII cards. I don't have the patch handy at the moment, check the list archives if anyone is interested. John Capo Quoting Nick Rogness (nick@rapidnet.com): > > Ah ha! I thought I was the only one having problems with the de > driver. Performance just went right down the tubes running > 100BaseT at Full-Duplex. However, after days of troubleshooting > why I was getting 6Kb a second across a X-over cable between two > machines, I ran it down to the Full-duplex operation. Apparently, > When half-duplex was enabled, performance was great...at > full-duplex...6kb a sec (even ftp stalls). FreeBSD 3.3-RELEASE > and 3.3-STABLE...same results on both. > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message