* Adrian Knoth wrote on Fri, Mar 31, 2006 at 04:59:42PM CEST:
> Perhaps it's a good idea to port any internal structure to
> IPv6, as it is able to represent the whole v4 namespace.
> One can always determine whether it is a real v6 or only
> a mapped v4 address (the common ::ffff: prefix)
I'm far from knowledgeable in this networking area, but I have a
maybe-naive question here: Won't you have to assume in this case that
the host operating system has IPv6 support, so that the corresponding
data structures are defined? Does OpenMPI aim at supporting systems
that lack this support?