From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751824AbWCEViF (ORCPT ); Sun, 5 Mar 2006 16:38:05 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751835AbWCEViF (ORCPT ); Sun, 5 Mar 2006 16:38:05 -0500 Received: from pproxy.gmail.com ([64.233.166.181]:35270 "EHLO pproxy.gmail.com") by vger.kernel.org with ESMTP id S1751824AbWCEViD convert rfc822-to-8bit (ORCPT ); Sun, 5 Mar 2006 16:38:03 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=G3ekL1ekpF6mWqQL4JxMADBwWdC2TpAdzYoCW2PNawv+JtS+LcyP6oSJMxZr644YADHpGoQknEvbY3IaIVCusJOozuASRZ2YRXpYTajvSmvJLL66HozG/EbNCuehytj98tPPY7MPg6pHTeda8WvIkMX2mEFPA6gNuliIhBcAcbI= Message-ID: <9a8748490603051338u5a182b53w4cd9c349c0ceee1b@mail.gmail.com> Date: Sun, 5 Mar 2006 22:38:02 +0100 From: "Jesper Juhl" To: "Joel Bryan T. Juliano" Subject: Re: Network Communication between "eth0" and "dhcp", only last for 1 minute. On NIC Vendor: Davicom Semiconductor, Inc. Device: 21x4x DEC-Tulip compatible 10/100 Ethernet. NIC Bus Type: PCI Cc: linux-kernel@vger.kernel.org In-Reply-To: <1141499915.5874.2.camel@localhost> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Content-Disposition: inline References: <1141499915.5874.2.camel@localhost> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On 3/4/06, Joel Bryan T. Juliano wrote: > My DHCP is up and running, I have no problems acquiring IP address > during boot. I can connect to the internet, but for just under 1 minute. > > I had experimented with the commands for reloading the network (ifdown > eth0, ifup eth0, /etc/init.d/networking restart, dhclient), reacquiring > DHCP and manually bringing it up, or use static IP to connect to my DSL > modem. > My DSL modem is ZyXel Prestige 600 Series DSL Router. I even kill > running dhclient, dhcbdb (NetworkManager), and NetworkManager. And route > the gateway manually, but even without DHCP, my connection disconnects > after 1 minute. > > For the first few seconds, I can ping my Gateway/Router/DHCP server, > until 1 minute elapse, then it disconnects. Then after 1 minute elapse I > try to run dhclient and it does not work anymore this point. > > To bring up the network again, I manually unplugging and re-plugging the > network cable. Then it works again, for just 1 minute. > > I fixed it using mii-diag, with -r option to resets autonegotiation, > I've seen a lot of NIC/Switch combinations over the years that don't work properly with autonegotiation. Try forcing the card to 100mbit full-duplex and then do the same on the switch so both ends are forced to the proper speed/duplex setting instead of relying on autoneg. -- Jesper Juhl Don't top-post http://www.catb.org/~esr/jargon/html/T/top-post.html Plain text mails only, please http://www.expita.com/nomime.html