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Subject: Re: [OMPI users] How are IP addresses determined?
From: Barnet Wagman (bw_at_[hidden])
Date: 2011-02-17 12:37:31

On 2/17/11 5:35 AM, Jeff Squyres (jsquyres) wrote:
> The short version is that open MPI does not support NAT. There was some research work a long time ago investigating supporting firewalls and NAT, but I don't think it was ever completed / published.
That makes sense. Do you know how open MPI gets the ip addresses it
uses? And where in the src this is done? Sounds like I won't be able to
run open mpi from a system without a direct connection to the net, but
I'd like to look at the relevant code any way.