Re: [OMPI users] multicast and broadcast

[Brian W. Barrett]

On Thu, 25 May 2006, Brock Palen wrote:

We are trying to track down a problem with our network,  the question
has come up, if its posable that the mpi lib (OMPI)  could be using
ether multicast or broadcast (or both)
In what cases could multicast traffic be seen if OMPI is our mpi lib.

At this time, Open MPI only uses point-to-point communication -- it does 
not use multicast or broadcast.  That may change in the long term, but not 
until after the next release cycle.

Brian