From owner-freebsd-net@FreeBSD.ORG Tue Jan 11 22:37:23 2011 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B17421065679 for ; Tue, 11 Jan 2011 22:37:23 +0000 (UTC) (envelope-from ticso@cicely7.cicely.de) Received: from raven.bwct.de (raven.bwct.de [85.159.14.73]) by mx1.freebsd.org (Postfix) with ESMTP id 1FD198FC0C for ; Tue, 11 Jan 2011 22:37:22 +0000 (UTC) Received: from mail.cicely.de ([10.1.1.37]) by raven.bwct.de (8.13.4/8.13.4) with ESMTP id p0BM3L9r026035 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Tue, 11 Jan 2011 23:03:21 +0100 (CET) (envelope-from ticso@cicely7.cicely.de) Received: from cicely7.cicely.de (cicely7.cicely.de [10.1.1.9]) by mail.cicely.de (8.14.4/8.14.4) with ESMTP id p0BM3F8K031746 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 11 Jan 2011 23:03:15 +0100 (CET) (envelope-from ticso@cicely7.cicely.de) Received: from cicely7.cicely.de (localhost [127.0.0.1]) by cicely7.cicely.de (8.14.2/8.14.2) with ESMTP id p0BM3F3D048003; Tue, 11 Jan 2011 23:03:15 +0100 (CET) (envelope-from ticso@cicely7.cicely.de) Received: (from ticso@localhost) by cicely7.cicely.de (8.14.2/8.14.2/Submit) id p0BM3EVf048002; Tue, 11 Jan 2011 23:03:14 +0100 (CET) (envelope-from ticso) Date: Tue, 11 Jan 2011 23:03:14 +0100 From: Bernd Walter To: Lev Serebryakov Message-ID: <20110111220314.GZ39356@cicely7.cicely.de> References: <1512738982.20110111124729@serebryakov.spb.ru> <20110111163825.GF7511@numachi.com> <76226157.20110111222913@serebryakov.spb.ru> <4D2CB1F5.6080106@aws-net.org.ua> <98602823.20110111225049@serebryakov.spb.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <98602823.20110111225049@serebryakov.spb.ru> X-Operating-System: FreeBSD cicely7.cicely.de 7.0-STABLE i386 User-Agent: Mutt/1.5.11 X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED=-1, BAYES_00=-1.9, T_RP_MATCHES_RCVD=-0.01 autolearn=ham version=3.3.0 X-Spam-Checker-Version: SpamAssassin 3.3.0 (2010-01-18) on spamd.cicely.de Cc: freebsd-net@freebsd.org, Artyom Viklenko Subject: Re: Juniper e3k with ports limitied to 100Mbit and re NICs on MSI MoBo: problems with duplex negotiation (Hetzner host provider discard FreeBSD support due this bug) X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: ticso@cicely.de List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 11 Jan 2011 22:37:23 -0000 On Tue, Jan 11, 2011 at 10:50:49PM +0300, Lev Serebryakov wrote: > Hello, Artyom. > You wrote 11 ?????? 2011 ?., 22:39:33: > > >> link partner: 100baseTx-HD > > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > > Looks very strange for me... 'HD' means half-duplex? > Yep, I've noticed that too... > > > May be linux driver defaults to full-duplex if autoneg fails?.. > Or disabled... And it works -- very strange. And FreeBSD uses > half-duplex even with given "media-opt" and network is dramatically > slow -- NFS from DC-local server is about 150KiB/s (from FreeBSD > installer). > I'm not surprised that it doesn't work with autonegotian if autonegotian is disabled. If Linux does full-duplex without autonegotiation then _they_ do it wrong and Hetzner shouldn't rely on wrong behavour. However since you seem to have access it might be interesting to know the exact network device and debug why hard setting is broken. -- B.Walter http://www.bwct.de Modbus/TCP Ethernet I/O Baugruppen, ARM basierte FreeBSD Rechner uvm.