SYNOPSIS
use Vulcan::ExpSSH;
my $ssh = Vulcan::ExpSSH->new( @zone );
$ssh->conn( host => 'foo', user => 'joe', pass = 'secret', sudo => 'john' );
use Vulcan::ExpSSH;
my $ssh = Vulcan::ExpSSH->new( @zone );
$ssh->conn( host => 'foo', user => 'joe', pass = 'secret', sudo => 'john' );