From owner-freebsd-net@FreeBSD.ORG Fri Sep 7 02:01:04 2007 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 C6F8416A417 for ; Fri, 7 Sep 2007 02:01:04 +0000 (UTC) (envelope-from gloomygroup@hotmail.com) Received: from bay0-omc3-s29.bay0.hotmail.com (bay0-omc3-s29.bay0.hotmail.com [65.54.246.229]) by mx1.freebsd.org (Postfix) with ESMTP id AE77E13C48D for ; Fri, 7 Sep 2007 02:01:04 +0000 (UTC) (envelope-from gloomygroup@hotmail.com) Received: from BAY131-W40 ([65.55.136.75]) by bay0-omc3-s29.bay0.hotmail.com with Microsoft SMTPSVC(6.0.3790.3959); Thu, 6 Sep 2007 19:01:04 -0700 Message-ID: X-Originating-IP: [202.79.53.77] From: Gloomy Group To: Tom Judge Date: Fri, 7 Sep 2007 02:01:04 +0000 Importance: Normal In-Reply-To: <46DFC595.7050803@tomjudge.com> References: <46DFC595.7050803@tomjudge.com> MIME-Version: 1.0 X-OriginalArrivalTime: 07 Sep 2007 02:01:04.0573 (UTC) FILETIME=[F2919ED0:01C7F0F2] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: freebsd-net@freebsd.org Subject: RE: Interface Status changes to UP and Down 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: Fri, 07 Sep 2007 02:01:04 -0000 I have tested by changing Cable and Switch too but doesnot seem to solve pr= oblem. May be it;s due to NIC card, it's inbuilt Intel fxp0 card.=20 > Date: Thu, 6 Sep 2007 10:17:09 +0100 > From: tom@tomjudge.com > To: gloomygroup@hotmail.com > CC: freebsd-net@freebsd.org > Subject: Re: Interface Status changes to UP and Down >=20 > Gloomy Group wrote: > > Hi all, > >=20 > > I am running Freebsd 6.2 as Transparent proxy Server. My hardware is= Intel(R) Pentium(R) 4 CPU 3.00GHz, 1GB DDR2 Memory and 2 SATA hardisk. Whi= le checking dmesg it shows link state change to up and Down and sometimes t= he server crashes. > >=20 > > ipfw: pullup failed > > ipfw: pullup failed > > ipfw: pullup failed > > ipfw: pullup failed > > ipfw: pullup failed > > ipfw: pullup failed > > fxp0: link state changed to DOWN > > fxp0: link state changed to UP > > fxp0: link state changed to DOWN > > fxp0: link state changed to UP > > fxp0: link state changed to DOWN > > fxp0: link state changed to UP > > fxp0: link state changed to DOWN > > fxp0: link state changed to UP > > fxp0: link state changed to DOWN > > fxp0: link state changed to UP > > fxp0: link state changed to DOWN > >=20 > >=20 > > Is this due to misconfigured firewall rules or some special tu= ning need in kernel variables; Below is my IPFW rules: >=20 > This is most likely to be being caused by a cable or hardware problem=20 > (NIC or switch). The firewall can't affect the link state of the NIC. >=20 >=20 > Tom >=20 > >=20 > > 00100 allow ip from any to any via lo0 > > 00101 check-state > > 00102 deny icmp from any to any in icmptypes 5,9,13,14,15,16,17 > > 00200 allow icmp from 202.xx.xx.0/24 to me in > > 00201 allow icmp from 202.xx.xx.0/24 to me in > > 00300 allow tcp from me to any out keep-state > > 00301 allow udp from me to any dst-port 53 keep-state > > 00302 allow ip from me to any out keep-state > > 00303 allow tcp from any 80,443 to me in keep-state > > 00304 allow tcp from any 80,443 to any out keep-state > > 00400 allow tcp from 202.79.xx.0/24 to me dst-port 2001 keep-state > > 00500 allow udp from 202.79.xx.xx 3130 to me dst-port 3130 keep-state > > 00501 allow tcp from 202.79.xx.xx 3128 to me in > > 00600 allow udp from 202.79.xx.xx to me dst-port 161 keep-state > > 00601 allow udp from 202.79.xx.xx to me dst-port 3401 keep-state > > 03000 allow tcp from 202.79.xx.0/24 to me dst-port 3128 > > 03001 allow tcp from 202.79.xx.0/24 to me dst-port 3128 > > 03002 fwd 127.0.0.1,3128 tcp from 202.79.xx.0/24 to any dst-port 80 kee= p-state > > 03003 fwd 127.0.0.1,3128 tcp from 202.79.xx.0/24 to any dst-port 80 kee= p-state > > 65534 deny log logamount 200 ip from any to any > >=20 >=20 > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" _________________________________________________________________ Connect to the next generation of MSN Messenger=A0 http://imagine-msn.com/messenger/launch80/default.aspx?locale=3Den-us&sourc= e=3Dwlmailtagline=