[openib-general] Re: Re: port_num

Steve Wise swise at opengridcomputing.com
Thu Mar 16 08:05:40 PST 2006


On Thu, 2006-03-16 at 10:00 -0600, Steve Wise wrote:
> On Thu, 2006-03-16 at 10:45 -0500, James Lentini wrote:
> > 
> > On Thu, 16 Mar 2006, Steve Wise wrote:
> > 
> > swise> Just to clarify:  Tom is talking about iWARP devices here that support
> > swise> the native stack -and- the rdma stack with the same offload device.  For
> > swise> IB devices, the above "collision" doesn't matter because IB really
> > swise> doesn't use the ip addresses at all after the RC is setup.  AND, the
> > swise> native stack TCP support in IB (IPoIB) uses a different QP and service
> > swise> type (UD). So there's no problem with said collision.  
> > 
> > If there is a fix for the iWARP collision problem, wouldn't there be 
> > an analogous fix for IB? Why wouldn't we make that fix?
> 
> Perhaps.  To be honest, I have followed the SDP/IB side of this thread
                           ^^^^^  "haven't"
> enough...  I just wanted to make a point that iwarp devices have a
> different issue.  
> 
> Steve.





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