Newsgroups: comp.parallel.mpi
From: lusk@mcs.anl.gov (Rusty Lusk)
Subject: Re: What protocol is used for MPICH
Organization: Math and Computer Science, Argonne.
Date: 11 Dec 1995 17:04:54 GMT
Message-ID: <4ahobm$bs9@milo.mcs.anl.gov>

In article <30CB0915.7C0E@bimacs.biu.ac.il>, Pasha <cuno@bimacs.biu.ac.il> writes:
|> Hi, 
|> I have an MPICH package, running on Solaris network cluster.
|> The question is :
|> 	What is an underlying protocol used for MPI library ?
|> 	I guess, it is implemented via sockets. 
|> 	So I would like to know is it TCP or UDP sockets.
|> 	Does it use the RPC library ?

On a Solaris network cluster, MPICH uses TCP sockets, not the RPC
library.

Rusty Lusk

