[Beowulf] Network problem: Why are ARP discovery requests sent to specific addresses instead of a broadcast domain

Rahul Nabar rpnabar at gmail.com
Tue Jul 13 13:32:30 PDT 2010

On Tue, Jul 13, 2010 at 12:04 AM, Tom Ammon <tom.ammon at utah.edu> wrote:
> This is called a gratuitous ARP. Used to update the ARP caches of other
> nodes.

Thanks Tom. It is curious that most of my gratuitous ARP is coming
from my IPMI interface and not my main eth stack. Not sure why. Maybe
the Dell IPMI just is more aggressive about it.


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