see http://www.howtoforge.com/forums/showthread.php?p=299049

mrtnzlml

2013-07-26 4c12c10c58529cd80a34e820caee06ef8754a7aa

 remoting_client/examples/mail_forward_get.php

@@ -18,6 +18,7 @@
   $forwarding_id = 1;
   
   $mail_forwarding_record = $client->mail_forward_get($session_id, $forwarding_id);
   // $mail_forwarding_record = $client->mail_forward_get($session_id, array('source' => '%@test.int'));

   print_r($mail_forwarding_record);