Ingame you can activate the Communication Manager and set Password and Port of it.

Sample Web Implementation
<?php
	$errno = null;
	$errstr = null;
	$socket = fsockopen("xx.xxx.xx.xx", xxxxx, $errno, $errstr, 2);
	echo "ok?" . $errno . " - " . $errstr . "\n";

	$data = array("method" => "getServerChat", "data" => "");

	// Encode and Encrypt the Data
	$data = json_encode(array("method" => "getServerChat", "data" => ""));
	$data = openssl_encrypt($data, 'aes-192-cbc', 'YOUR_PASSWORD', OPENSSL_RAW_DATA, 'kZ2Kt0CzKUjN2MJX');

	// Write the Data on the Socket
	fwrite($socket, strlen($data) . "\n" . $data);


	// Read Answer Data
	$len = (int)fgets($socket);
	echo $len;
	$buff = '';
	while (!feof($socket) && strlen($buff) < $len) {
		$buff .= fgets($socket, $len - strlen($buff) + 1);
	}

	// Decrypt and Decode the Response Data
	$data = openssl_decrypt($buff, 'aes-192-cbc', 'YOUR_PASSWORD', OPENSSL_RAW_DATA, 'kZ2Kt0CzKUjN2MJX');
	echo json_decode($data);

	//Close the Socket
	fclose($socket);
?>