From owner-freebsd-net@FreeBSD.ORG Wed Jun 4 19:02:03 2008 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 236181065673 for ; Wed, 4 Jun 2008 19:02:03 +0000 (UTC) (envelope-from zuan@mylinux.net.my) Received: from py-out-1112.google.com (py-out-1112.google.com [64.233.166.181]) by mx1.freebsd.org (Postfix) with ESMTP id D18F88FC1F for ; Wed, 4 Jun 2008 19:02:02 +0000 (UTC) (envelope-from zuan@mylinux.net.my) Received: by py-out-1112.google.com with SMTP id p76so189900pyb.10 for ; Wed, 04 Jun 2008 12:02:02 -0700 (PDT) Received: by 10.140.141.15 with SMTP id o15mr184352rvd.280.1212604635080; Wed, 04 Jun 2008 11:37:15 -0700 (PDT) Received: by 10.140.148.6 with HTTP; Wed, 4 Jun 2008 11:37:14 -0700 (PDT) Message-ID: Date: Thu, 5 Jun 2008 02:37:14 +0800 From: "Izwan Mohd" To: freebsd-net@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Subject: network keep droping X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Jun 2008 19:02:03 -0000 Hi, I have being encountering a weird problem on my freebsd 6 , one of my remote machine being down frequently lately for no particular reason, when I go to the remote site to check then machine it was in good running condition but no network, it even can't ping the server on the same subnet, the only way to restore it back is by running: route -n flush && /etc/netstart but because it a remote machine it really troublesome to do that each time the machine is down, I resorted to use a crontab scripts to automatically run the previous command when it down, even tho that partial of the problem is solve I still need to know what causing it. can anyone could advise me where to start digging?? they is no any particular error in the log or dmseg when the machine dropped it connection so I'm stuck here don't know where to start, some help should clear something up for me TQ