how set MPICH to use ssh instead of rsh?

[Erik Paulson]

On Mon, 18 Sep 2000, Rusty Lusk wrote:
> Date: Mon, 18 Sep 2000 08:22:21 -0500
> To: william.s.yu at ieee.org
> From: Rusty Lusk <lusk at mcs.anl.gov>
> CC: beowulf at beowulf.org
> Sender: beowulf-admin at beowulf.org
> Subject: Re: how set MPICH to use ssh instead of rsh?
> 
> | 
> | how do i set mpich to use ssh instead of rsh?
> | 
> 
> When you configure mpich, use 
> 
>   -rsh=ssh

It'd be really nice, and really easy to add support for overriding
that at runtime with an enviornment variable or something (i.e. 
CVS_RSH - there should be an MPI_RSH )

-Erik