diff -r -u nanonetworks/model/backoff-based-nano-mac-entity.cc ns-allinone-3.16/ns-3.16/src/nanonetworks/model/backoff-based-nano-mac-entity.cc
--- nanonetworks/model/backoff-based-nano-mac-entity.cc	2013-01-16 11:03:16.000000000 +0100
+++ ns-allinone-3.16/ns-3.16/src/nanonetworks/model/backoff-based-nano-mac-entity.cc	2014-01-17 16:25:30.996601991 +0100
@@ -74,7 +74,7 @@
 
   if (m_neighbors.size ())
     {
-	  srand ( time(NULL) );
+	  //srand ( time(NULL) );
 
 //	  if (phy->GetState () == NanoSpectrumPhy::IDLE || phy->GetState () == NanoSpectrumPhy::RX)
 //		{
diff -r -u nanonetworks/model/flooding-nano-routing-entity.cc ns-allinone-3.16/ns-3.16/src/nanonetworks/model/flooding-nano-routing-entity.cc
--- nanonetworks/model/flooding-nano-routing-entity.cc	2013-01-16 11:03:16.000000000 +0100
+++ ns-allinone-3.16/ns-3.16/src/nanonetworks/model/flooding-nano-routing-entity.cc	2014-01-20 11:49:35.049569060 +0100
@@ -44,6 +44,7 @@
 #include "nano-routing-entity.h"
 #include "message-process-unit.h"
 
+#include "ns3/multimedia-application-receiver.h"
 
 NS_LOG_COMPONENT_DEFINE ("FloodingNanoRoutingEntity");
 
@@ -85,6 +86,8 @@
 void
 FloodingNanoRoutingEntity::SendPacket (Ptr<Packet> p)
 {
+  std::cout << "eugen FloodingNanoRoutingEntity::SendPacket, id=" << p->GetUid() << "\n";
+
   NS_LOG_FUNCTION (this << p << "size" << p->GetSize ());
 
   SeqTsHeader seqTs;
@@ -126,6 +129,9 @@
   mac->Send (p, dst);
 }
 
+Ptr<Packet> ppp;
+Ptr<MultimediaApplicationReceiver> multimediaReceiver;
+
 void
 FloodingNanoRoutingEntity::ReceivePacket (Ptr<Packet> pkt)
 {
@@ -144,6 +150,7 @@
   NS_LOG_FUNCTION (this << l3Header);
 
   uint32_t id = l3Header.GetPacketId ();
+  std::cout << "eugen FloodingNanoRoutingEntity::ReceivePacket " << id << ", id=" << p->GetUid() << "\n";
   bool alreadyReceived = CheckAmongReceivedPacket (id);
   UpdateReceivedPacketId (id);
   //CheckAmongReceivedPacket (id);
@@ -153,6 +160,16 @@
   if (!alreadyReceived)
     {
 	  NS_LOG_FUNCTION (this << "received a packet for the first time");
+      std::cout << "toto " << GetDevice () -> m_apps << "\n";
+      if (GetDevice () -> m_apps == 1) {  // dest
+        ppp = p;
+        multimediaReceiver->OnReceive (NULL);
+      } else {  // router => forward it
+	      p->AddHeader (l3Header);
+          ForwardPacket (p);
+      }  // check source too?
+
+      /*
 	  if (GetDevice ()->GetMessageProcessUnit () && type == SimpleNanoDevice::NanoInterface)
 	    {
           NS_LOG_FUNCTION (this << GetDevice()->GetNode ()->GetId () << l3Header.GetSource () << l3Header.GetDestination () << "FOR ME");
@@ -179,6 +196,7 @@
 	    	  NS_LOG_FUNCTION (this << "do nothing!");
 	        }
 	    }
+      */
     }
   else
     {
@@ -190,6 +208,8 @@
 void
 FloodingNanoRoutingEntity::ForwardPacket (Ptr<Packet> p)
 {
+  std::cout << "eugen FloodingNanoRoutingEntity::ForwardPacket\n";
+
   NS_LOG_FUNCTION (this << p << "size" << p->GetSize ());
 
   NanoL3Header l3Header;
diff -r -u nanonetworks/model/random-nano-routing-entity.cc ns-allinone-3.16/ns-3.16/src/nanonetworks/model/random-nano-routing-entity.cc
--- nanonetworks/model/random-nano-routing-entity.cc	2013-01-16 11:03:18.000000000 +0100
+++ ns-allinone-3.16/ns-3.16/src/nanonetworks/model/random-nano-routing-entity.cc	2014-01-17 16:25:49.768695129 +0100
@@ -123,14 +123,14 @@
 	  if (newNeighbors.size () != 0)
 	    {
 		  NS_LOG_FUNCTION (this << "I can choose a router/interface");
-	      srand ( time(NULL) );
+	      //srand ( time(NULL) );
 	      int i = rand () %newNeighbors.size();
 	      macdst = newNeighbors.at (i).first;
 	    }
 	  else
 	    {
 		  NS_LOG_FUNCTION (this << "I can choose only a nanonode");
-	      srand ( time(NULL) );
+	      //srand ( time(NULL) );
 	      int i = rand () %neighbors.size();
 	      macdst = neighbors.at (i).first;
 	    }
@@ -214,7 +214,7 @@
   if (ttl > 1)
     {
 
-	  srand ( time(NULL) );
+	  //srand ( time(NULL) );
 
 	  if (GetDevice ()->m_type == SimpleNanoDevice::NanoRouter)
 		{