From owner-svn-src-head@freebsd.org Sat Aug 20 14:52:40 2016 Return-Path: Delivered-To: svn-src-head@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 D9958BC0DA0; Sat, 20 Aug 2016 14:52:40 +0000 (UTC) (envelope-from rysto32@gmail.com) Received: from mail-io0-x236.google.com (mail-io0-x236.google.com [IPv6:2607:f8b0:4001:c06::236]) (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 A20D918B7; Sat, 20 Aug 2016 14:52:40 +0000 (UTC) (envelope-from rysto32@gmail.com) Received: by mail-io0-x236.google.com with SMTP id q83so73969936iod.1; Sat, 20 Aug 2016 07:52:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=cHtUpT9qnNvZfxYRWw6IqHPt1+9EbeZ3eOWKs7pukZs=; b=aqhJaldXlqPzueZOsG7AioREiCOAZ5k6sMiSZfAojmteFKacrp6kGwhW4EPf7rBIN5 /Wi19jEkvROsoAYVxcSpQGaTj3swMtbnHitteoL93Rq4Z3PNk+zsHAdLNA0EWJFCyy4N 76t5UND/gaPYodievPqH7gKYBnAEpE0dZWJMIWMeytbEjtKCXPRZSJCSibQ2jnn7tJhw dC0x2B2NQsJ9XfqBuZsEwoutSb39GTJ2dZIZqRXBF2N6tAd6USfrkzAS5kL+tMTNo2hG y50zvc17U945MPMyxWPuxehtcmestbWMB3sIeDkh4P7rTPTSdpoqP7gZOlTirVuIvgR6 k/BQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=cHtUpT9qnNvZfxYRWw6IqHPt1+9EbeZ3eOWKs7pukZs=; b=HrzH7zfXqYb/q4HTv9y3+nzqNjXppWbROvc0PmdFUt5FqxR2+b2Su9pj/lr+bqudX4 EbhJrQmx/XhW8bRaylQ+jKf0HYfEkM6uN8bihIOFS+7MbhfStuiW4epRnoi0RjdhTwyL /ILKoep4nxcPPhP3ZDc1y2qTNrPCtOjY3pGiGCF7FCQ3AwuHJJHWPQqEzMIc/ian/egM 5isqEJ9b0v0ecBqima2JqzgwiKnsSL9ERyMld3vk/pxtcAnOC3dr/aX5Y6VK9TWpYlgi 4IFmDZhsEmSLCXS+z38wvYbGjjJEM/o53+QG4lhiOHCb8AfXhapiD0+sf/GbztHfhMND md3g== X-Gm-Message-State: AEkoousFo5DJ1/4T9xUePnNL0uzO6BL+cBO/batve8JtNk2oIktNQPpf8y7WlrKqFg/YVsiCFt7q7Jnkwg1tTA== X-Received: by 10.107.159.147 with SMTP id i141mr14877367ioe.29.1471704760079; Sat, 20 Aug 2016 07:52:40 -0700 (PDT) MIME-Version: 1.0 Received: by 10.107.200.71 with HTTP; Sat, 20 Aug 2016 07:52:39 -0700 (PDT) In-Reply-To: <3806700d-ed27-7915-4818-c2d64f7b806d@fastmail.net> References: <201608182259.u7IMx5oW002018@repo.freebsd.org> <4fbc2e1d-3a62-5963-83d5-f9c931503e51@fastmail.net> <3806700d-ed27-7915-4818-c2d64f7b806d@fastmail.net> From: Ryan Stone Date: Sat, 20 Aug 2016 10:52:39 -0400 Message-ID: Subject: Re: svn commit: r304436 - in head: . sys/netinet To: Bruce Simpson Cc: Ryan Stone , "src-committers@freebsd.org" , "svn-src-all@freebsd.org" , "svn-src-head@freebsd.org" Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.22 X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 20 Aug 2016 14:52:41 -0000 On Sat, Aug 20, 2016 at 7:48 AM, Bruce Simpson wrote: > It is perfectly legal for broadcast packets to be addressed to the end of > a P2P or non-Ethernet link, which may not set M_BCAST or M_MCAST. The > classic example is ATM (Non-Broadcast, Multiple Access (NBMA)) but the > situation may be readily observed with loopback or tunnels. > Can you give an example of a tunneling protocol support by FreeBSD that may be affected? I looked and didn't see any. OpenVPN, as best that I can tell, injects frames into a tap interface, which appears as a Ethernet interface, for example.