Date: Tue, 22 Jan 2013 10:23:40 -0800 From: Jack Vogel <jfvogel@gmail.com> To: Julian Elischer <julian@freebsd.org> Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>, "Eggert, Lars" <lars@netapp.com>, "Vogel, Jack" <jack.vogel@intel.com> Subject: Re: Data Center Bridging? Message-ID: <CAFOYbckj1-cB39EWntcCeUorvNNR6zYs%2B3vrkB-sdWJy286yJA@mail.gmail.com> In-Reply-To: <50FEC109.5080601@freebsd.org> References: <D4D47BCFFE5A004F95D707546AC0D7E91F64ED21@SACEXCMBX01-PRD.hq.netapp.com> <50FEBF0C.6050307@freebsd.org> <50FEC109.5080601@freebsd.org>
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On Tue, Jan 22, 2013 at 8:40 AM, Julian Elischer <julian@freebsd.org> wrote: > On 1/22/13 9:32 AM, Julian Elischer wrote: > >> On 1/22/13 8:43 AM, Eggert, Lars wrote: >> >>> Hi, >>> >>> on Linux, various NICs (e.g., ixgbe) support Data Center Bridging. Is >>> this also available under FreeBSD? Do *any* NICs support DCB under FreeBSD? >>> >>> Thanks, >>> Lars >>> ______________________________**_________________ >>> freebsd-net@freebsd.org mailing list >>> http://lists.freebsd.org/**mailman/listinfo/freebsd-net<http://lists.freebsd.org/mailman/listinfo/freebsd-net>; >>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@**freebsd.org<freebsd-net-unsubscribe@freebsd.org> >>> " >>> >>> that really depends on what you want to do >> given a freebsd command line and a kernel with the right options I could >> probably bridge two networks in about 15 minutes. >> (I have done it in the past). >> if DCB is a specific protocol then we may need to do some work to support >> it. as I've not heard of it. >> > > google to the answer. > I have not seen any support for that. > I would check with the driver writers from intel and/or broadcom etc. > (they should be here somewhere). > Jack? > > I have never implemented this in the FreeBSD drivers primarily because the motivation for it say, in Linux, was to handle multiple traffic classes, for instance FCOE or iSCSI, but FreeBSD has not had these features to implement this for. Give me a reason to do it, and I can see about adding it :) Jack
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