Date: Fri, 26 Mar 2004 01:45:27 +0200 From: Ruslan Ermilov <ru@freebsd.org> To: "Jacob S. Barrett" <jbarrett@amduat.net> Cc: freebsd-net@freebsd.org Subject: Re: Disabling VLAN_HWTAGGING Message-ID: <20040325234527.GC85417@ip.net.ua> In-Reply-To: <200403251118.40718.jbarrett@amduat.net> References: <200403251118.40718.jbarrett@amduat.net>
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--yLVHuoLXiP9kZBkt Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Mar 25, 2004 at 11:18:40AM -0800, Jacob S. Barrett wrote: > Can you disable VLAN_HWTAGGING? >=20 Not without modifying if_nge.c, but it should be pretty trivial. > I am seeing very strange behavior on a if_nge card with VLANs. If i try = and=20 > connect an if_vlan to it the kernel panics. If I connect a ng_vlan to it= =20 > tcpdump show that the tagged frames are "leaving" the if_nge interface, b= ut=20 > tcpdump running on a remote host that is crossed over (if_em) show no fra= mes=20 > leaving the if_nge. >=20 ng_vlan(4) doesn't provide support for hardware VLAN tagging for output frames -- it always emits ETHERTYPE_VLAN type Ethernet frames. > I am wondering if it is something to do VLAN_HWTAGGING. The if_em cards = I=20 > have don't do it and work fine, but the if_nge cards don't work at all. >=20 What FreeBSD version you're seeing the panic on? Cheers, --=20 Ruslan Ermilov FreeBSD committer ru@FreeBSD.org --yLVHuoLXiP9kZBkt Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFAY28XUkv4P6juNwoRAjDeAJ466Agw2B1lzxfob8G0jsEhAidvuQCeNCzx 5YOGpJGWVmxYtWolIkXvhnw= =7F2R -----END PGP SIGNATURE----- --yLVHuoLXiP9kZBkt--
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