<?php

namespace Listabierta\Bundle\MunicipalesBundle\Controller;

use Symfony\Bundle\FrameworkBundle\Controller\Controller;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;

class SMSInboundController extends Controller
{
	public function indexAction(Request $request = NULL)
	{
		$query = $request->query;
		$msisdn = $query->msisdn;

		return new Response('OK', 200);
	}
	
	public function callbackAction(Request $request = NULL)
	{
		$query = $request->query;
		$msisdn = $query->msisdn;

		return new Response('OK', 200);
	}
}

<?php

namespace Listabierta\Bundle\MunicipalesBundle\Controller;

use Symfony\Bundle\FrameworkBundle\Controller\Controller;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;

class SMSInboundController extends Controller
{
	public function indexAction(Request $request = NULL)
	{
		return new Response('OK', 200);
	}
}

--- 
+++ 
@@ -10,6 +10,17 @@
 {
 	public function indexAction(Request $request = NULL)
 	{
+		$query = $request->query;
+		$msisdn = $query->msisdn;
+
+		return new Response('OK', 200);
+	}
+	
+	public function callbackAction(Request $request = NULL)
+	{
+		$query = $request->query;
+		$msisdn = $query->msisdn;
+
 		return new Response('OK', 200);
 	}
 }
Add callback for sms inbound
