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List:       opensolaris-storage-discuss
Subject:    Re: [storage-discuss] Project proposal: Fibre Channel over	Ethernet
From:       Zhong Wang <Zhong.Wang () Sun ! COM>
Date:       2008-02-22 5:18:19
Message-ID: 47BE5B1B.608 () sun ! com
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Charles Baker wrote:
> > I'd like to propose a project to implement Fibre
> > Channel over Ethernet 
> > (FCoE) initiator and target functionality for
> > OpenSolaris.
> > 
> > Fibre Channel over Ethernet (FCoE) is a newly
> > proposed standard that is 
> > being developed by INCITS T11. The FCoE protocol
> > specification maps 
> > Fibre Channel natively over Ethernet and is
> > independent of the Ethernet 
> > forwarding scheme. It allows an evolutionary approach
> > towards I/O 
> > consolidation by preserving all Fibre Channel
> > constructs, maintaining 
> > the same latency, security, and traffc management
> > attributes of FC while 
> > preserving investments in FC tools, training, and
> > SANs. FCoE recognizes 
> > FC as the dominant storage protocol in the data
> > center while giving 
> > customers a viable I/O consolidation solution.
> > 
> > The proposed project will deliver two new kernel
> > driver modules:
> > - fcoe: Virtual FCA driver for Leadville, functioning
> > as FCoE initiator
> > - fcoet: Virtual FCA driver for COMSTAR, functioning
> > as FCoE target
> > As FCA drivers, fcoe and fcoet conform to standard
> > Leadville/COMSTAR FCA 
> > programming guide, which means no change of Leadville
> > stack and COMSTAR 
> > is required. The administration function will be
> > implemented via new 
> > sub-commands of the standard fcadm utility.
> > 
> > Both drivers send/receive FCoE frames through GLDv3
> > MAC client 
> > interface, hence will work with normal Network
> > Interface Cards and VNICs 
> > in Crossbow.
> > 
> > The initial implementation will not take advantage of
> > hardware 
> > accelerations, but will eventually support
> > accelerations like FC CRC and 
> > FCoE packet classification provided by specific
> > hardwares.
> > 
> > The latest FCoE documents could be accessed at:
> > http://www.fcoe.com
> > http://www.t11.org/fcoe
> > 
> > Initially, the project will be endorsed by the
> > Storage Community. The 
> > initial leaders for the project would be:
> > * Zhong Wang
> > * Reed Liu
> > * Roger Dong
> > 
> > Regards,
> > Zhong Wang
> > 
> > 
> > _______________________________________________
> > storage-discuss mailing list
> > storage-discuss@opensolaris.org
> > http://mail.opensolaris.org/mailman/listinfo/storage-d
> > iscuss
> > 
> 
> +1
> 
> This sounds like a good project.  It looks like the standard is not fully \
> established yet.  Do you plan to go ahead of the spec, or wait for it to be \
> developed? 
Although there are decisions to be made about some items in the 
standard, we already have enough  knowledge to start prototyping, and we 
can make minor changes and add features as more details of the standard 
carried out.

Regards,
Zhong
> thanks
> Charles
> 
> 
> This message posted from opensolaris.org
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> 

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