On Jan 22, 2013, at 10:32 AM, Julian Elischer <[email protected]> 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
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> 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.

DCB is yet another attempt to 'fix' Ethernet, by eliminating queue overflow and 
providing bandwidth allocation on individual links.
It was intended to be mostly about storage.

Linux uses lldpad and dcbtool to manage the settings.

Jim

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