From owner-freebsd-net@FreeBSD.ORG Fri Mar 13 09:36:59 2009 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 48A40106566C for ; Fri, 13 Mar 2009 09:36:59 +0000 (UTC) (envelope-from rpaulo@gmail.com) Received: from mail-ew0-f166.google.com (mail-ew0-f166.google.com [209.85.219.166]) by mx1.freebsd.org (Postfix) with ESMTP id C09488FC08 for ; Fri, 13 Mar 2009 09:36:58 +0000 (UTC) (envelope-from rpaulo@gmail.com) Received: by ewy10 with SMTP id 10so2734704ewy.43 for ; Fri, 13 Mar 2009 02:36:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:sender:cc:message-id:from:to :in-reply-to:content-type:content-transfer-encoding:mime-version :subject:date:references:x-pgp-agent:x-mailer; bh=h9CpFS2xAmv9JgnMZXG8hfss3ZO4Vy4KHGQZ3Zkk8w8=; b=SLKuQNfnCp4WhJkTXeF6Oof42Rg0ZELvhQ81GZMtkBXKt/FaPMMzXkMQhRqC4YLqvf t5hov5M7TFVrOjJ7lSHntg2PPinF7m54/tTsPKYeNxkddYSDSnDt2BqebuvrZ6GEiYMI RDVk4qT+tGs6CxGk8M0hr7klvkJQe3vJkthWU= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:cc:message-id:from:to:in-reply-to:content-type :content-transfer-encoding:mime-version:subject:date:references :x-pgp-agent:x-mailer; b=CqzTJJxa/AEArEtN3ulp7o5YtE3SMkLg9KMuxa8HlFSEbfkSk42x/MqWnUYB4bFfRU LJpfpyIxtV2Lp99ERwbyY3gvBVovVpt1bi9hc6hL4MvQnAgCizJmjB81hQZ128N9CA2N LV0GBXL/7svMBRG+PeW7kU+ba7246fzgSfutM= Received: by 10.216.49.194 with SMTP id x44mr491965web.130.1236935075155; Fri, 13 Mar 2009 02:04:35 -0700 (PDT) Received: from epsilon.lan (bl7-91-125.dsl.telepac.pt [85.240.91.125]) by mx.google.com with ESMTPS id d2sm2837220nfc.51.2009.03.13.02.04.34 (version=TLSv1/SSLv3 cipher=RC4-MD5); Fri, 13 Mar 2009 02:04:34 -0700 (PDT) Sender: Rui Paulo Message-Id: <188BDECC-1064-4421-8687-F9759E25FD1F@freebsd.org> From: Rui Paulo To: Sean C. Farley In-Reply-To: Content-Type: multipart/signed; protocol="application/pgp-signature"; micalg=pgp-sha1; boundary="Apple-Mail-1-929827813" Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (Apple Message framework v930.3) Date: Fri, 13 Mar 2009 09:04:25 +0000 References: X-Pgp-Agent: GPGMail 1.2.0 (v56) X-Mailer: Apple Mail (2.930.3) Cc: freebsd-net@FreeBSD.org Subject: Re: tap(4) SIOCSIFMTU patch X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 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, 13 Mar 2009 09:36:59 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --Apple-Mail-1-929827813 Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit On 13 Mar 2009, at 01:54, Sean C. Farley wrote: > Here is a patch[1] that will allow the MTU to be set higher than > 1500 on a tap(4) interface. I ran into the need to do this when I > had em0 set to 9000 and tried to bridge em0 with tap0 (MTU 1500) for > QEMU. A bridge interface will not allow interfaces with different > MTU's to be added to it. > > Since I have touched little inside the kernel, I thought it best if > others take a look at it first. > > Sean > 1. http://people.freebsd.org/~scf/if_tap-SIOCSIFMTU.patch This looks ok. I'm assuming bridge now works for you. Regards -- Rui Paulo --Apple-Mail-1-929827813 content-type: application/pgp-signature; x-mac-type=70674453; name=PGP.sig content-description: This is a digitally signed message part content-disposition: inline; filename=PGP.sig content-transfer-encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (Darwin) iEYEARECAAYFAkm6IZkACgkQfD8M/ASTygKuygCg1/JLqHlVwsKy8kpffPD6L/SA 5DkAn1I2lsq8maYxKwHdHZNXk2kk4SH9 =n4Go -----END PGP SIGNATURE----- --Apple-Mail-1-929827813--