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--- a/src/policies/DIF/RMT/MaxQueue/REDDropper/REDDropper.ned
+++ b/src/policies/DIF/RMT/MaxQueue/REDDropper/REDDropper.ned
@@ -24,6 +24,8 @@
 {
     parameters:
         @display("i=block/socket");
+        @signal[RMT-SlowDownRequest];
+        
         double dropProbability = default(0.4);
         bool marking = default(false);        
 }