my($out,$err) = $ssh->cmd($cmd);
print "the output is $out\n"
##</code><code>##

#!/usr/bin/perl

use strict;
use warnings;
use diagnostics;
use Net::SSH::Perl;

my $host     = 'host';
my $user     = 'user';
my $password = 'password';
my $cmd      = 'ls -l';

my $ssh = Net::SSH::Perl->new(
    $host,
    port     => 22,
    protocol => 2,
    debug    => 1
);
$ssh->login( $user, $password );

my ( $stdout, $stderr, $exit ) = $ssh->cmd($cmd);
print $stdout, "\n";