[openib-general][RFC]: CMA IB implementation

[Pradeep Satyanarayana]

I am not very clear about this -what happens when the ARP cache is empty on
the active side and IPoIB module has also been unloaded? Is the IP
translation information stored somewhere by the CMA, permitting the
application to continue?

Pradeep
pradeep at us.ibm.com

openib-general-bounces at openib.org wrote on 09/29/2005 09:09:10 AM:

> Michael S. Tsirkin wrote:
> > BTW, one idea of mine that some people apparently were interested in,
> > is adding an option to do ARP resolution on the passive side after REQ
is
> > received, as a weak security measure.
> >
> > Is there still interest in that?
>
> I don't think that there's anything to restrict this.  The ULP (CMA in
this
> case?) could do this using the address translation API before
> processing a REQ.
>   Assuming that address translation were used on the remote side
> before sending
> the REQ, the IP addresses are likely to be in the ARP cache already.
>
> - Sean
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