From owner-freebsd-stable@FreeBSD.ORG Tue Jul 8 14:14:25 2014 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 0ED298CA for ; Tue, 8 Jul 2014 14:14:25 +0000 (UTC) Received: from smtp10.server.rpi.edu (smtp10.server.rpi.edu [128.113.2.230]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 9E47A27C4 for ; Tue, 8 Jul 2014 14:14:24 +0000 (UTC) Received: from smtp-auth2.server.rpi.edu (route.canit.rpi.edu [128.113.2.232]) by smtp10.server.rpi.edu (8.14.3/8.14.3/Debian-9.4) with ESMTP id s68EEMoM021532 for ; Tue, 8 Jul 2014 10:14:23 -0400 Received: from smtp-auth2.server.rpi.edu (localhost [127.0.0.1]) by smtp-auth2.server.rpi.edu (Postfix) with ESMTP id D49A618115 for ; Tue, 8 Jul 2014 10:14:22 -0400 (EDT) Received: from [128.113.209.59] (vpn-209-59.net.rpi.edu [128.113.209.59]) (using TLSv1 with cipher ECDHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) (Authenticated sender: healer) by smtp-auth2.server.rpi.edu (Postfix) with ESMTPSA id B5C8B1801B for ; Tue, 8 Jul 2014 10:14:22 -0400 (EDT) Message-ID: <53BBFCBF.1040504@rpi.edu> Date: Tue, 08 Jul 2014 10:14:23 -0400 From: Bob Healey User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: freebsd-stable@freebsd.org Subject: Re: Interactions with mxge, pf, nfsd, and the kernel References: <53B42139.302@rpi.edu> <53BBEECD.6000709@rpi.edu> <20140708132531.GI2586@home.opsec.eu> In-Reply-To: <20140708132531.GI2586@home.opsec.eu> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: ClamAV using ClamSMTP X-Bayes-Prob: 0.0001 (Score 0, tokens from: outgoing, @@RPTN) X-Spam-Score: 0.00 () [Hold at 15.10] X-CanIt-Incident-Id: 03MnOenbT X-CanIt-Geo: ip=128.113.209.59; country=US; region=New York; city=Troy; latitude=42.7495; longitude=-73.5951; http://maps.google.com/maps?q=42.7495,-73.5951&z=6 X-CanItPRO-Stream: outgoing X-Canit-Stats-ID: Bayes signature not available X-Scanned-By: CanIt (www . roaringpenguin . com) on 128.113.2.230 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 08 Jul 2014 14:14:25 -0000 Looking further at the switch logs, the switch ports for both bce0 (host is not using, but contains dell idrac) and mxge0 seem to bounce up and down together, but they haven't done that since 7/1. Bob Healey Systems Administrator Biocomputation and Bioinformatics Constellation and Molecularium healer@rpi.edu (518) 276-4407 On 7/8/2014 9:25 AM, Kurt Jaeger wrote: > Hi! > >> I've been running one of these machines without pf, and it has ceased >> responding on all interfaces (mxge and bce). >> The console still works fine > Is a tcpdump on one of the interfaces seeing any traffic ? arp ? multicast ? > > Is a tcpdump seeing any outgoing packets if you send them ? > > If you plug in a cross cable to some other host, does it see > bytes on the interface if you try to send traffic ? > > Does > > ifconfig down > ifconfig up > > help ? Is the switch still seeing a link ? Does it change if you > ifconfig down ? > > Does it change if you unplug and re-plug the cable ? >