From owner-freebsd-questions@FreeBSD.ORG Tue Nov 22 22:00:51 2011 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 5F0771065677 for ; Tue, 22 Nov 2011 22:00:51 +0000 (UTC) (envelope-from kudzu@tenebras.com) Received: from mail-ww0-f42.google.com (mail-ww0-f42.google.com [74.125.82.42]) by mx1.freebsd.org (Postfix) with ESMTP id F26C18FC20 for ; Tue, 22 Nov 2011 22:00:50 +0000 (UTC) Received: by wwe3 with SMTP id 3so7944089wwe.1 for ; Tue, 22 Nov 2011 14:00:50 -0800 (PST) MIME-Version: 1.0 Received: by 10.180.4.102 with SMTP id j6mr21194505wij.38.1321999249775; Tue, 22 Nov 2011 14:00:49 -0800 (PST) Received: by 10.180.81.193 with HTTP; Tue, 22 Nov 2011 14:00:49 -0800 (PST) In-Reply-To: <4B28ADC5-8325-442E-8F02-9AE3535D8C6D@gmail.com> References: <2973_1321996526_4ECC10EE_2973_123_1_D9B37353831173459FDAA836D3B43499D2C69D77@WADPMBXV0.waddell.com> <4B28ADC5-8325-442E-8F02-9AE3535D8C6D@gmail.com> Date: Tue, 22 Nov 2011 14:00:49 -0800 Message-ID: From: Michael Sierchio To: Kees Jan Koster Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: Gary Gatten , "freebsd-questions@freebsd.org" Subject: Re: Diagnosing packet loss X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Nov 2011 22:00:51 -0000 On Tue, Nov 22, 2011 at 1:58 PM, Kees Jan Koster wrote= : > Thank you for your reply. Your comment about dupe IP triggered something = that I failed to mention: the interface is aliased. It has two IP addresses= . IP address a and it has an alias IP address b. I just tested binding mtr = to each of these interfaces separately to measure packet loss. Show us the ifconfig output. My guess is that the alias is incorrectly configured.