From owner-freebsd-net@freebsd.org Sun Dec 11 15:27:09 2016 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 80C22C7292C for ; Sun, 11 Dec 2016 15:27:09 +0000 (UTC) (envelope-from tom.beard@public-internet.co.uk) Received: from relay01.mail.pblin.net (relay01.mail.pblin.net [80.82.244.144]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 45DDD77D for ; Sun, 11 Dec 2016 15:27:08 +0000 (UTC) (envelope-from tom.beard@public-internet.co.uk) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=public-internet.co.uk; s=20150427; h=Message-Id:In-Reply-To:To:References: Date:Subject:Mime-Version:Content-Transfer-Encoding:Content-Type:From:Sender: Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=oQJwqtP4qMpaDEE6yKw+OoOncGKZkpc9gRkh2WP5Rlw=; b=KtaSGerhjKl1cgsW6lHlRsIQNP 1H69LV7ynHd0CPsU90mu3HmljmWKEVXCpoCCJNxA/5+cwM4MmUV+vQslmfdeJEJU37WtYpLCXhRow FgwBVRitLXpTyugnGHjCC5NEYik6Fr+tTykJkKHJi2p4mVjZXQ22z7oaEc+a94Jb/kI+iDLRu4B+f a1Bsr30QITs0YajDBkhPgZNizH3Nw7RvpWzGGoHfZ48qx5s/+9I1k6/SxgYngddblLmiu2X/fsjCa d0eXoW5p5Vo2zcK+g3SeuQsRJ+ueWxnEHlZaTTjomHkRa89uGU7h+eA5l3sbyuGGigsYld3WsnlD5 +fVAT4Xw==; Received: from 33-254-82-80.in-addr.pblin.net ([80.82.254.33] helo=toms-macbook.lan) by relay01.mail.pblin.net with esmtpsa (TLSv1.2:DHE-RSA-AES256-GCM-SHA384:256) (Exim 4.87) (envelope-from ) id 1cG61r-0007yH-99 for freebsd-net@freebsd.org; Sun, 11 Dec 2016 15:27:07 +0000 From: Tom Beard Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 10.2 \(3257\)) Subject: Re: bce vlan stripping limitations Date: Sun, 11 Dec 2016 15:27:06 +0000 References: <1C233AAF-E7F3-4FE9-8936-A36F827F4137@public-internet.co.uk> To: freebsd-net@freebsd.org In-Reply-To: <1C233AAF-E7F3-4FE9-8936-A36F827F4137@public-internet.co.uk> Message-Id: X-Mailer: Apple Mail (2.3257) X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 11 Dec 2016 15:27:09 -0000 Keen observers will have noticed that I pasted the output from the wrong = vlan1. The correct output is below. vlan1: flags=3D8942 metric = 0 mtu 1500 ether 84:2b:2b:0b:b3:72 nd6 options=3D29 media: Ethernet autoselect (1000baseT ) status: active vlan: 304 vlanpcp: 0 parent interface: bce0 groups: vlan=20 > On 11 Dec 2016, at 14:44, Tom Beard via freebsd-net = wrote: >=20 > Hi all >=20 > I=E2=80=99m having issues with vlan handling on a bce interface on = 11.0-RELEASE. =46rom what I=E2=80=99ve read, the bce driver supports = hardware vlan stripping and is indeed doing this. My intent was to = create a vlan interface bound to the bce interface and bridge this to a = tap interface to use with a bhyve VM (as below). =20 >=20 > Outbound traffic from the VM is correctly bridged from tap1 to vlan1 = then tagged with vlan 304 and passed out on bce0 >=20 > Inbound traffic tagged with vlan 304 on bce0 never makes it to vlan0. >=20 > =46rom what I can tell this is caused by vlan stripping on the bce0 = interface and it looks like I can=E2=80=99t disable it leaving me with = little option but to buy a new network card. >=20 > Can anyone validate that I=E2=80=99m correct here and this is a known = limitation or am I barking up completely the wrong tree? >=20 > Thanks > Tom >=20 > bce0: mem = 0xda000000-0xdbffffff irq 36 at device 0.0 on pci1 >=20 > bce0: flags=3D8943 = metric 0 mtu 1500 > options=3D80028 > ether 84:2b:2b:0b:b3:72 > nd6 options=3D29 > media: Ethernet autoselect (1000baseT ) > status: active >=20 > bridge1: flags=3D8843 metric 0 = mtu 1500 > ether 02:eb:af:cf:7c:01 > nd6 options=3D1 > groups: bridge=20 > id 00:00:00:00:00:00 priority 32768 hellotime 2 fwddelay 15 > maxage 20 holdcnt 6 proto rstp maxaddr 2000 timeout 1200 > root id 00:00:00:00:00:00 priority 32768 ifcost 0 port 0 > member: tap1 flags=3D143 > ifmaxaddr 0 port 11 priority 128 path cost 2000000 > member: vlan1 flags=3D143 > ifmaxaddr 0 port 9 priority 128 path cost 55 >=20 > vlan1: flags=3D8102 metric 0 mtu 1500 > ether 00:00:00:00:00:00 > nd6 options=3D29 > vlan: 0 vlanpcp: 0 parent interface: > groups: vlan=20 >=20 > tap1: flags=3D8943 = metric 0 mtu 1500 > options=3D80000 > ether 00:bd:3a:17:4c:02 > nd6 options=3D29 > media: Ethernet autoselect > status: active > groups: tap=20 > Opened by PID 12880 >=20 > _______________________________________________ > freebsd-net@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"