From owner-freebsd-net@freebsd.org Wed Jan 17 22:23:16 2018 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id E6C0BEBBDAE for ; Wed, 17 Jan 2018 22:23:16 +0000 (UTC) (envelope-from amvandemore@gmail.com) Received: from mail-io0-x235.google.com (mail-io0-x235.google.com [IPv6:2607:f8b0:4001:c06::235]) (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 AD8A61CC1; Wed, 17 Jan 2018 22:23:16 +0000 (UTC) (envelope-from amvandemore@gmail.com) Received: by mail-io0-x235.google.com with SMTP id b198so19956179iof.6; Wed, 17 Jan 2018 14:23:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=hsXSEi/fv6pfnYriUD4qTQcbSMOA+yTXo5UIcwLMvQc=; b=F02axrOszy4YrMwb6IiYe7O29xZgckCeJBZg7x62eQTs3LG/Le3frDEhcws0gWNCMU jPL8jnmRc58JNUIwA6MneOlF3PW0/vGO4YgAlkF97IRKdBwBvjg25OXhqlNPclJvK2VD O7rftOj2r0ahobFiIQX9+BiRsO6wJfkJxVUsSA4f3PQBwmgBy08EOzfwfTAc+zZj5QpL FBhwGESN/Uf5HBRz4lQE9q+TnqYlavDpjHqWtWDbkB2Z1nFNP6Df5PkMbtTE7V8TeRXZ gs7cY92zz0wb7v1MXga3J0+Uuo46uJJ8G1IRU3eIDUpCt1cSnwovai9PeWYof91KKHE1 KiOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=hsXSEi/fv6pfnYriUD4qTQcbSMOA+yTXo5UIcwLMvQc=; b=DFmn0R23rkfaM/8siAqgwBc1b85fOhD4f1t9ga1bF6Qw0ieqq/XU4eYMxzYMgwnyEd mWOS0D09f0IN1QShMV/dX+iVmBYeUHyShWbth008BdmNfPRQ/0jgUrjLpEnHjwWjLbdN DJiafAwGUiUF7NDbVR2gyCYEz/UE+arGAqlh9/lGSqh3OIQHEu1D0tiG8lX7Q3iJx5TS apWEVj+3J5VH8OjF3s8BobED0xvFwwLKgaI5+Gldx1Mmh25wQoHrvbP2Sa5wtq+bGVGE FAKRLNhQ8S8iNFUhiECxJt97FEDhQc9tIehsXsqJGsJ2ClYkgVjEeuFMXEEV2d/zFfry jRlw== X-Gm-Message-State: AKwxytfvo3Vmiv2JNZZUOQ9GeeMEMA7GncRcQrtj8RDQ9l6EuNEjb29O Z5NHKJGV5exugoB91wqIgIZQG4nsca1ers2ZNWo= X-Google-Smtp-Source: ACJfBoshC011z/diMZhWvOLQ6tDI2qjcXQaw4OVqWlLOW1ugYkpsFoLnjjtQi/LiYWvCYTxpyZl+Bai/B5pFK6yrhM8= X-Received: by 10.107.55.132 with SMTP id e126mr45302604ioa.32.1516227795683; Wed, 17 Jan 2018 14:23:15 -0800 (PST) MIME-Version: 1.0 Received: by 10.2.159.21 with HTTP; Wed, 17 Jan 2018 14:23:15 -0800 (PST) In-Reply-To: References: From: Adam Vande More Date: Wed, 17 Jan 2018 16:23:15 -0600 Message-ID: Subject: Re: Allowing a local subnet route to change to a different ifnet To: Alan Somers Cc: Ryan Stone , freebsd-net Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.25 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Jan 2018 22:23:17 -0000 On Wed, Jan 17, 2018 at 4:06 PM, Alan Somers wrote: > I'm sorry for you Ryan; this sounds like a doozy. I know you said that the > customer is unwilling to change, but would they consider using a lagg(4) > interface? Using lagg with laggproto=failover is designed to solve exactly > this problem. They wouldn't have to recable anything, and they could keep > their single IP address. > What single IP address and what does cabling have to do with it? -- Adam