From owner-freebsd-virtualization@freebsd.org Fri Oct 23 12:40:58 2020 Return-Path: Delivered-To: freebsd-virtualization@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 945F6445E3F for ; Fri, 23 Oct 2020 12:40:58 +0000 (UTC) (envelope-from darcy@druid.net) Received: from mail.vex.net (mail.vex.net [98.158.139.68]) by mx1.freebsd.org (Postfix) with ESMTP id 4CHkNn56s0z45Ch for ; Fri, 23 Oct 2020 12:40:57 +0000 (UTC) (envelope-from darcy@druid.net) Received: from imp.druid.net (unknown [98.158.128.36]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: darcy) by mail.vex.net (Postfix) with ESMTPSA id 319E33F964; Fri, 23 Oct 2020 08:40:50 -0400 (EDT) To: Paul Vixie Cc: Jason Tubnor , "freebsd-virtualization@freebsd.org" References: <57c32e6d-5572-3d3b-1a57-f3064bee7dc2@druid.net> <20201020065630.GE8272@funkthat.com> <3ed627e2-d99a-107e-4135-8aef1ad4ec71@druid.net> <30A67F82-312E-4651-A5E7-2E2AD926FF24@punkt.de> <973b1b56-817f-6976-e5d3-34cfbc373b13@druid.net> <723CA318-80E9-4A6B-91ED-E791A40CC2C0@punkt.de> <6267599d-bc0c-6d63-bb19-1fc695e53997@druid.net> <42e3d3f2-7cf3-568e-8714-086c699e9c33@redbarn.org> From: D'Arcy Cain Autocrypt: addr=darcy@druid.net; keydata= xjMEXu32OxYJKwYBBAHaRw8BAQdAD839OEQVMqCs45KVwLKg4srvl51WsVhMpTGOd9z3Ym3N HUQnQXJjeSBDYWluIDxkYXJjeUBkcnVpZC5uZXQ+wpYEExYIAD4WIQSQJTNYM0vv3aTmBCs/ 5DDweYZnXQUCXu32OwIbAwUJCWYBgAULCQgHAgYVCgkICwIEFgIDAQIeAQIXgAAKCRA/5DDw eYZnXWAxAP9cDL1j4koUFRBNQyC4iMp/cx5KnozmtsFtiTrWdZBrIwD6A2rLFx60tJryd/qp SZpXk7UPDLH/PY1hstjx9WUbXQjOOARe7fY7EgorBgEEAZdVAQUBAQdAbK0SOaTRrkI2QAWz rCz29D2RDOgGTvEbDpyWiyA5RhQDAQgHwn4EGBYIACYWIQSQJTNYM0vv3aTmBCs/5DDweYZn XQUCXu32OwIbDAUJCWYBgAAKCRA/5DDweYZnXaNOAQDC77ymNjoMZQVgDCcmgZEk6IZxn45k nyW17OYCpRctvgD9Fg3aocAbHK7V9AhmSbDPxLNQygQUPjjU7Cyn97b1cQs= Subject: Re: When is a switch not a switch? Message-ID: Date: Fri, 23 Oct 2020 08:40:49 -0400 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:78.0) Gecko/20100101 Thunderbird/78.3.2 MIME-Version: 1.0 In-Reply-To: <42e3d3f2-7cf3-568e-8714-086c699e9c33@redbarn.org> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="ORceTUgHN3bXMRtDXkn9hbBpzQi3eKQYr" X-Rspamd-Queue-Id: 4CHkNn56s0z45Ch X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of darcy@druid.net has no SPF policy when checking 98.158.139.68) smtp.mailfrom=darcy@druid.net X-Spamd-Result: default: False [-2.41 / 15.00]; TO_DN_EQ_ADDR_SOME(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; TO_DN_SOME(0.00)[]; NEURAL_HAM_LONG(-0.92)[-0.919]; HAS_ATTACHMENT(0.00)[]; MIME_GOOD(-0.20)[multipart/signed,multipart/mixed,text/plain,application/pgp-keys]; ARC_NA(0.00)[]; AUTH_NA(1.00)[]; DMARC_NA(0.00)[druid.net]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_HAM_SHORT(-0.51)[-0.514]; NEURAL_HAM_MEDIUM(-0.88)[-0.878]; SIGNED_PGP(-2.00)[]; R_SPF_NA(0.00)[no SPF record]; RCVD_NO_TLS_LAST(0.10)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:+,3:+,4:+,5:~]; ASN(0.00)[asn:19842, ipnet:98.158.139.0/24, country:CA]; SUBJECT_ENDS_QUESTION(1.00)[]; MAILMAN_DEST(0.00)[freebsd-virtualization]; RCVD_COUNT_TWO(0.00)[2] X-Content-Filtered-By: Mailman/MimeDel 2.1.33 X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 23 Oct 2020 12:40:58 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --ORceTUgHN3bXMRtDXkn9hbBpzQi3eKQYr Content-Type: multipart/mixed; boundary="BZFN6xPDtys8019u320h7O067Cyy26GQs"; protected-headers="v1" From: D'Arcy Cain To: Paul Vixie Cc: Jason Tubnor , "freebsd-virtualization@freebsd.org" Message-ID: Subject: Re: When is a switch not a switch? References: <57c32e6d-5572-3d3b-1a57-f3064bee7dc2@druid.net> <20201020065630.GE8272@funkthat.com> <3ed627e2-d99a-107e-4135-8aef1ad4ec71@druid.net> <30A67F82-312E-4651-A5E7-2E2AD926FF24@punkt.de> <973b1b56-817f-6976-e5d3-34cfbc373b13@druid.net> <723CA318-80E9-4A6B-91ED-E791A40CC2C0@punkt.de> <6267599d-bc0c-6d63-bb19-1fc695e53997@druid.net> <42e3d3f2-7cf3-568e-8714-086c699e9c33@redbarn.org> In-Reply-To: <42e3d3f2-7cf3-568e-8714-086c699e9c33@redbarn.org> --BZFN6xPDtys8019u320h7O067Cyy26GQs Content-Type: multipart/mixed; boundary="------------1D50B990EDBAF03DA8D636CB" Content-Language: en-US This is a multi-part message in MIME format. --------------1D50B990EDBAF03DA8D636CB Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable On 10/22/20 6:50 PM, Paul Vixie wrote: > here's how i do it, per years-ago documentation to this effect: >=20 >> autobridge_interfaces=3D"bridge0" autobridge_bridge0=3D"tap* igb1"=20 Will that work if I have two networks? autobridge_interfaces=3D"bridge0" autobridge_bridge0=3D"tap* bge0" autobridge_interfaces=3D"bridge1" autobridge_bridge1=3D"tap* bge1" Seems like it would get confused about which tap to assign to which bridg= e. >> ifconfig_igb1=3D"up media 1000baseTX fib 1" cloned_interfaces=3D"bridg= e0 tap0=20 >> tap1 tap2 tap3 tap4 tap5 tap6 tap7" Again, they aren't all assigned to one bridge. Probably the even taps wo= uld=20 go to one and the odd taps to the other but that's not guaranteed. >> ifconfig_bridge0=3D"inet 24.104.150.210/27 fib 1"=20 >> ifconfig_bridge0_ipv6=3D"inet6 2001:559:8000:cd::2/64 fib 1 auto_linkl= ocal up" >> ifconfig_tap0=3D"up fib 1" >> ifconfig_tap1=3D"up fib 1" >> ifconfig_tap2=3D"up fib 1" >> ifconfig_tap3=3D"up fib 1" >> ifconfig_tap4=3D"up fib 1" >> ifconfig_tap5=3D"up fib 1" >> ifconfig_tap6=3D"up fib 1" >> ifconfig_tap7=3D"up fib 1" >=20 > note, fib 1 is a detail here, just gives me a different default route f= or=20 > the virtual machines. In my case I want to make the default route the same as the host's. > autobridge_* (rc.conf(5)) is what you'll need for that. See above. --=20 D'Arcy J.M. Cain | Democracy is three wolves http://www.druid.net/darcy/ | and a sheep voting on +1 416 788 2246 (DoD#0082) (eNTP) | what's for dinner. 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