From owner-freebsd-net@FreeBSD.ORG Thu Mar 19 20:26:09 2015 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id B66E8C93 for ; Thu, 19 Mar 2015 20:26:09 +0000 (UTC) Received: from mail-pa0-f46.google.com (mail-pa0-f46.google.com [209.85.220.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 872C0243 for ; Thu, 19 Mar 2015 20:26:08 +0000 (UTC) Received: by pabyw6 with SMTP id yw6so85706698pab.2 for ; Thu, 19 Mar 2015 13:26:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:user-agent:mime-version:to :cc:subject:references:in-reply-to:content-type :content-transfer-encoding; bh=Xcr6VoZ7Co9dWFf3kWn99/hD+NExY6HlkH3OtTRB2aA=; b=SkP7P1p1VvQI3lJNrbAC14wesP/FvOqtI5+d6BzsM2zwOJE5e+pAz5Ul34weTNOUyX CpSe4xc+kQ8/vomtrQFJoIKsXjVasn4ste+mV7O7lwXNC3X02rvZwcy3g6rcp2nWjD28 KHKriIWdnexbpYsjfpUjLQclHAZ3O8sPZf8+SCvQWfktAUr+m15Iyji16TtwtjnxOC7D EBOPli2cPwJFGLVRfNt1QlNy/A5TEH9JHKxJANbMCwcfn/1+rv9iaNyiPqe9j0Feg7fK qxNuC+2nz0FcmJUHZ96h4Ho7NT4Y7YPN5vL/CeSv2/RaZL+sFtNNxUxIXg6OttTiAwko WeBA== X-Gm-Message-State: ALoCoQnE3NxUcdqbuMJh+KWdJXCduPTvNI/5DMdCiKaY1mKr5N0IHwpsPV09mA5ONKvW9dTd7j2u X-Received: by 10.70.45.169 with SMTP id o9mr123714807pdm.81.1426796762489; Thu, 19 Mar 2015 13:26:02 -0700 (PDT) Received: from [128.199.254.70] (sgp.sin.winterei.se. [128.199.254.70]) by mx.google.com with ESMTPSA id cb9sm4432469pad.46.2015.03.19.13.26.00 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 19 Mar 2015 13:26:01 -0700 (PDT) Message-ID: <550B30D8.7070000@winterei.se> Date: Fri, 20 Mar 2015 05:26:00 +0900 From: "Paul S." User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 MIME-Version: 1.0 To: Eric van Gyzen Subject: Re: Unremovable ARP entry and 'address already in use' References: <550A3271.2040501@winterei.se> <550A337C.9030905@winterei.se> <550AF20C.2040304@vangyzen.net> In-Reply-To: <550AF20C.2040304@vangyzen.net> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Cc: freebsd-net X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 19 Mar 2015 20:26:09 -0000 Guess was right on the money, thank you! It turns out that there was a route for that entire /23 on another interface for some unfathomable reason. I had to turn that iface down too to remove it, but once I did so, everything is once again peachy! Thank you! On 3/20/2015 午前 12:58, Eric van Gyzen wrote: >> On 3/19/2015 午前 11:20, Paul S. wrote: >>> root@ipfw-0:~ # arp -d 110.62..211.87 >>> arp: writing to routing socket: Invalid argument > I have a vague memory of similar behavior when I had a misconfigured > route. I think there was a route for a local interface address with an > off-box gateway. (Don't ask. Long story. Not my fault! :) ) > > Eric >