From owner-freebsd-net@FreeBSD.ORG Fri Jul 11 17:44:04 2014 Return-Path: Delivered-To: freebsd-net@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 A1A73A1E for ; Fri, 11 Jul 2014 17:44:04 +0000 (UTC) Received: from mail-ig0-x22e.google.com (mail-ig0-x22e.google.com [IPv6:2607:f8b0:4001:c05::22e]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 6F8E723CA for ; Fri, 11 Jul 2014 17:44:04 +0000 (UTC) Received: by mail-ig0-f174.google.com with SMTP id c1so54766igq.7 for ; Fri, 11 Jul 2014 10:44:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:user-agent:mime-version:to:subject :content-type:content-transfer-encoding; bh=E6K/aRWkLM132p8V0h1RxTgSyiIZ1rMmzhbaeKaircU=; b=ep1y+HaGzc45S9LCIQzRnSGA+oAWbA3KrkO9L3bARpdLRHoMIeozEEMMsfGv9+1WYV U7JMaxOiw3uDAn/dMYueXPcQMdGHXdK85dE1ePnI8ljLltuT2XiyBl9tNchvDMrlrxA8 b4CfYeGoNzIxyp9tQiKavCBwvTplKjkADUC96Des4QTumt2M//QuuxIvaCMR2TlPTGri ZuyzBcAbKoM/3paubkKKomWchqCoVfhUIKnieF28/BOMwCfv/ZqjjCkiDdc14ZRp1d2t xH3oSMfERpZGjzcekMyB51XueOodE0ygTt1YQueLofs0+xX9LUfC5nPMY53ayiXCITLp R4Dw== X-Received: by 10.50.51.3 with SMTP id g3mr6536086igo.34.1405100643927; Fri, 11 Jul 2014 10:44:03 -0700 (PDT) Received: from [10.1.68.187] (gs-sv-1-49-ac1.gsfc.nasa.gov. [198.119.56.43]) by mx.google.com with ESMTPSA id u6sm7797153igs.12.2014.07.11.10.43.59 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 11 Jul 2014 10:44:00 -0700 (PDT) Message-ID: <53C0225D.7060608@gmail.com> Date: Fri, 11 Jul 2014 13:43:57 -0400 From: John Jasem User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: FreeBSD Net Subject: re: Network Intel X520-SR2 stopping X-Enigmail-Version: 1.5.2 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.18 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, 11 Jul 2014 17:44:04 -0000 Marcelo; I recently had a case where an Intel card was flapping, but using LR transceivers. Turns out, the cable ends needed to be re-polished, as not enough light was making it through to register transmit power. You and the networking people may want to spend a few moments exploring that path. -- John Jasen (jjasen@gmail.com)