use utf8;
        my $username    = $connection->{'username'};
        my $password    = $connection->{'password'};
        my $ip          = $connection->{'ip'};

        chomp( $username , $password , $ip );

        utf8::downgrade($username);
        utf8::downgrade($password);

        my $ssh = Net::SSH::Perl->new($ip ,
                port => 'ssh'
                );

        $ssh->login($username, $password);

        my($out, $err) = $ssh->cmd($cmd || "ls -l");
        print $out;