<?php
require_once '../lib/phpSec/bootstrap.php';
require_once 'SplClassLoader.php';
$classLoader = new SplClassLoader('phpSec', '../Generic/lib');
$classLoader->register();


$server = "123.456.789.012";
$port = "22";
$username = "xxx";
$password = "xxx";

set_include_path(get_include_path() . PATH_SEPARATOR . 'c:Apachehtdocsphpseclib');
define('NET_SSH2_LOGGING', 2);

include 'phpseclib/Net/SFTP.php';

define('NET_SFTP_LOGGING', NET_SFTP_LOG_COMPLEX);

$sftp = new Net_SFTP($server);

// Check SFTP Connection
if (!$sftp->login($username, $password))
    {
        echo 'Login Failed.';

        print "</br>";

        $ERR1 = $sftp->getSFTPErrors();
        print_r($ERR1);

        print "</br>";

        $ERR2 = $sftp->getErrors();
        print_r($ERR2);
    }
else
    {
        echo 'Connected to SFTP.';

        echo $sftp->pwd();
    }

?>

try{
    $sftp->login($username, $password);
}
catch(Exception $e){
    echo $e->getMessage();
}

<?php
$connection = ssh2_connect('shell.example.com', 22);
ssh2_auth_password($connection, 'username', 'password');

$sftp = ssh2_sftp($connection);