From owner-freebsd-stable@FreeBSD.ORG Sun May 29 21:27:06 2005 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D0A2E16A41C for ; Sun, 29 May 2005 21:27:06 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from obsecurity.dyndns.org (CPE0050040655c8-CM00111ae02aac.cpe.net.cable.rogers.com [69.194.102.232]) by mx1.FreeBSD.org (Postfix) with ESMTP id 816FC43D1D for ; Sun, 29 May 2005 21:27:06 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id C4AB6513E4; Sun, 29 May 2005 14:27:05 -0700 (PDT) Date: Sun, 29 May 2005 14:27:05 -0700 From: Kris Kennaway To: Imobach Gonz??lez Sosa Message-ID: <20050529212705.GA64753@xor.obsecurity.org> References: <20050529221024.4fu2p4yjusk04k0g@mail.banot.net> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="liOOAslEiF7prFVr" Content-Disposition: inline In-Reply-To: <20050529221024.4fu2p4yjusk04k0g@mail.banot.net> User-Agent: Mutt/1.4.2.1i Cc: freebsd-stable@freebsd.org Subject: Re: Poor network performance: a lot of timeouts X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 29 May 2005 21:27:06 -0000 --liOOAslEiF7prFVr Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, May 29, 2005 at 10:10:24PM +0100, Imobach Gonz??lez Sosa wrote: > Hi all, >=20 > Ok, I'm new to FreeBSD (for second time :)) and I'm getting an strange > behaviour. I don't know if you could help me, but I've to try. I've read = the > handbook, manpages and search google for a while, but I don't know how to > solve it. >=20 > I have some machines in my network, connected to Internet with and ADSL l= ine. > All those machines have GNU/Linux systems (and a laptop with Windows). I'= ve > installed FreeBSD recently (5.4) on my desktop machine and it performs ba= dly > in the net. >=20 > I'll explain: I've got a lot of timeouts using fetch, firefox, links, ftp= ... > etc. I thought that could be a hardware problem, but I connected this box= and > my laptop to a hub and, using ethereal (on the laptop), I looked the traf= fic > searching for troubles. >=20 > And that's what I saw: sometimes, my FreeBSD box sends a package and rece= ive > no answer. Then, it have to wait for timeout and try again... and again... > Sometimes the other peer finally answer, and sometimes not. DNS, HTTP, FT= P... > nothing seems to work properly. >=20 > Pretty amazing, huh? Any idea? Something I must know about bsd's TCP/IP? = I'm > gonna cry... :( This kind of thing is often caused by duplex mismatch on your NIC. Kris --liOOAslEiF7prFVr Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFCmjOpWry0BWjoQKURAhMCAJ9BYGgOu0fVxsWYkM66ie/VyaxFQgCePz86 oLS6gOnyt5lpYHpsCZT24og= =ZSRH -----END PGP SIGNATURE----- --liOOAslEiF7prFVr--