#!/usr/bin/env perl -w

use strict;
use warnings;
use Data::Dumper;
use Net::SSH::Perl;

#######################################################################
# LOGIN DETAILS
#######################################################################
my $server = "10.255.255.10";
my $username = "username";
my $password = "password";

# Log into server
print "Creating ssh object... ";
my $ssh = Net::SSH::Perl->new($server); # Error check this
print "done\n";
print "Logging into server... ";
$ssh->login($username, $password); # Error check this
print "done\n";

# Check df
my $command = 'df';
print "Running command ($command)... ";
my ($stdout, $stderr, $exit) = $ssh->cmd($command); # Check output
print "done\n";

print "$stdout\n";
print "$stderr\n";
print "$exit\n";

$ssh->cmd("exit");

##</code><code>##

[root@server-01 New_script]#perl New_script.pl
Creating ssh object... done
Logging into server... done
Running command (df)... done
Use of uninitialized value $stdout in concatenation (.) or string at wlgw2.pl line 29.

Use of uninitialized value $stderr in concatenation (.) or string at wlgw2.pl line 30.

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