[openib-general] [RFC] IB address translation using ARP
Hal Rosenstock
halr at voltaire.com
Thu Sep 29 09:26:07 PDT 2005
On Thu, 2005-09-29 at 12:05, Sean Hefty wrote:
> > What happens if the destination IP address is a local one ? I think
> > there is some missing code here.
>
> I think there's code in at.c to handle that case that could be re-used.
Yes. This is the code related to ip_dev_find which has been discussed on
the list.
> > Also, shouldn't non subnet local destination IP addresses be handled ?
>
> How does that map to the IB subnet?
or IP subnet in the case of iWARP, right ? It's still an outgoing
interface just more than 1 IP hop away.
> Would it require global routing,
Yes.
> or are
> non-subnet local addresses a valid configuration on a local IB subnet?
You need to end up ARPing for the next hop router.
-- Hal
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