[openib-general] RDMA connection and address translation API

Yaron Haviv yaronh at voltaire.com
Wed Aug 24 11:23:15 PDT 2005


> -----Original Message-----
> From: openib-general-bounces at openib.org [mailto:openib-general-
> bounces at openib.org] On Behalf Of Caitlin Bestler
> Sent: Wednesday, August 24, 2005 2:14 PM
> To: Fab Tillier
> Cc: openib-general at openib.org
> Subject: Re: [openib-general] RDMA connection and address translation
API
> 
> 
> The applications are expecting source/destination network addresses
> that come from a network layer, not from the peer application. IP has
> no problem meeting this requirement. This is an IB problem that needs
> to be solved within the scope of IB without changing any ULPs.
> 

To my understanding IB private data fields are IB CM specific 
So embedding src/dst IP in it doesn't change the ULP and could be
considered as part of the IB CM

You can look at the private data in that case as a replacement to the
TCP CM (Syn/SynAck exchange), and Syn packet includes IPs & Ports

Yaron 



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