diff --git a/model/annotated-topology-reader.cc b/model/annotated-topology-reader.cc
index eb56339..6553f86 100644
--- a/model/annotated-topology-reader.cc
+++ b/model/annotated-topology-reader.cc
@@ -58,6 +58,8 @@
   , m_randY (0, 100.0)
 {
   NS_LOG_FUNCTION (this);
+
+  // SetMobilityModel ("ns3::ConstantPositionMobilityModel");
 }
     
 void
@@ -69,6 +71,13 @@
   m_randY = UniformVariable (uly, lry);
 }
 
+void
+AnnotatedTopologyReader::SetMobilityModel (const std::string &model)
+{
+  NS_LOG_FUNCTION (this << model);
+  m_mobilityFactory.SetTypeId (model);
+}
+
 AnnotatedTopologyReader::~AnnotatedTopologyReader ()
 {
   NS_LOG_FUNCTION (this);
@@ -77,14 +86,15 @@
 Ptr<Node>
 AnnotatedTopologyReader::CreateNode (const std::string name)
 {
-  return CreateNode (name, m_randX.GetValue (), m_randX.GetValue ());
+  return CreateNode (name, m_randX.GetValue (), m_randY.GetValue ());
 }
 
 Ptr<Node>
 AnnotatedTopologyReader::CreateNode (const std::string name, double posX, double posY)
 {
+  NS_LOG_FUNCTION (this << name << posX << posY);
   Ptr<Node> node = CreateObject<Node> ();
-  Ptr<ConstantPositionMobilityModel> loc = CreateObject<ConstantPositionMobilityModel> ();
+  Ptr<MobilityModel> loc = DynamicCast<MobilityModel> (m_mobilityFactory.Create ());
   node->AggregateObject (loc);
 
   loc->SetPosition (Vector (posX, posY, 0));
@@ -144,9 +154,9 @@
       // NS_LOG_DEBUG ("Input: [" << line << "]");
       
       istringstream lineBuffer (line);
-      string from, to, capacity, metric;
+      string from, to, capacity, metric, delay, queueSizeNode1, queueSizeNode2;
 
-      lineBuffer >> from >> to >> capacity >> metric;
+      lineBuffer >> from >> to >> capacity >> metric >> delay >> queueSizeNode1 >> queueSizeNode2;
 
       if (processedLinks[to].size () != 0 &&
           processedLinks[to].find (from) != processedLinks[to].end ())
@@ -164,9 +174,13 @@
       
       link.SetAttribute ("DataRate", capacity);
       link.SetAttribute ("OSPF", metric);
-      // link.SetAttribute ("Delay", delay);
-      // link.SetAttribute ("QueueSizeNode1", queueSizeNode1);
-      // link.SetAttribute ("QueueSizeNode2", queueSizeNode2);
+
+      if (!delay.empty ())
+          link.SetAttribute ("Delay", delay);
+      if (!queueSizeNode1.empty ())
+        link.SetAttribute ("QueueSizeNode1", queueSizeNode1);
+      if (!queueSizeNode2.empty ())
+        link.SetAttribute ("QueueSizeNode2", queueSizeNode2);
 
       AddLink (link);
       NS_LOG_DEBUG ("New link " << from << " <==> " << to << " / " << capacity << "Kbps with " << metric << " metric");
@@ -202,6 +216,7 @@
 {
   BOOST_FOREACH (const Link &link, m_linksList)
     {
+      NS_LOG_DEBUG ("OSPF: " << link.GetAttribute ("OSPF"));
       uint16_t metric = boost::lexical_cast<uint16_t> (link.GetAttribute ("OSPF"));
         
       {
@@ -230,40 +245,33 @@
 AnnotatedTopologyReader::ApplySettings ()
 {
   PointToPointHelper p2p;
-    
-  // temporary queue, will be changed later
-  p2p.SetQueue ("ns3::DropTailQueue",
-                "MaxPackets", StringValue("100"));
 
   BOOST_FOREACH (Link &link, m_linksList)
     {
       string tmp;
 
-      NS_LOG_INFO ("DataRate = " + link.GetAttribute("DataRate")+"Kbps");
-      p2p.SetDeviceAttribute ("DataRate", StringValue(link.GetAttribute("DataRate")+"Kbps"));
+      if (link.GetAttributeFailSafe ("DataRate", tmp))
+        {
+          NS_LOG_INFO ("DataRate = " + link.GetAttribute("DataRate")+"Kbps");
+          p2p.SetDeviceAttribute ("DataRate", StringValue(link.GetAttribute("DataRate")+"Kbps"));
+        }
 
       if (link.GetAttributeFailSafe("Delay", tmp))
         {
           NS_LOG_INFO ("Delay = " + link.GetAttribute("Delay")+"ms");
           p2p.SetChannelAttribute ("Delay", StringValue(link.GetAttribute("Delay")+"ms"));
         }
-      else
-        {
-          NS_LOG_INFO ("Default delay 1ms");
-          p2p.SetChannelAttribute ("Delay", StringValue("1ms"));
-        }
         
       NetDeviceContainer nd = p2p.Install(link.GetFromNode (), link.GetToNode ());
       link.SetNetDevices (nd.Get (0), nd.Get (1));
 
-      // NS_LOG_INFO ("Queue: " << link.GetAttribute("QueueSizeNode1") << " <==> " << link.GetAttribute("QueueSizeNode2"));
-
       if (link.GetAttributeFailSafe("QueueSizeNode1", tmp))
         {
           PointerValue txQueueFrom;
           link.GetFromNetDevice ()->GetAttribute ("TxQueue", txQueueFrom);
           NS_ASSERT (txQueueFrom.Get<DropTailQueue> () != 0);
 
+          NS_LOG_INFO ("QueueFrom: " << link.GetAttribute("QueueSizeNode1"));
           txQueueFrom.Get<DropTailQueue> ()->SetAttribute ("MaxPackets", StringValue (link.GetAttribute("QueueSizeNode1")));
         }
       
@@ -273,6 +281,7 @@
           link.GetToNetDevice ()->GetAttribute ("TxQueue", txQueueTo);
           NS_ASSERT (txQueueTo.Get<DropTailQueue> () != 0);
         
+          NS_LOG_INFO ("QueueTo: " << link.GetAttribute("QueueSizeNode2"));
           txQueueTo.Get<DropTailQueue> ()->SetAttribute ("MaxPackets", StringValue (link.GetAttribute("QueueSizeNode2")));
         }
     }
diff --git a/model/annotated-topology-reader.h b/model/annotated-topology-reader.h
index 06bbe2a..4bacd2a 100644
--- a/model/annotated-topology-reader.h
+++ b/model/annotated-topology-reader.h
@@ -23,6 +23,7 @@
 
 #include "ns3/topology-reader.h"
 #include "ns3/random-variable.h"
+#include "ns3/object-factory.h"
 
 namespace ns3 
 {
@@ -69,6 +70,9 @@
   void
   SetBoundingBox (double ulx, double uly, double lrx, double lry);
 
+  void
+  SetMobilityModel (const std::string &model);
+
 protected:
   Ptr<Node>
   CreateNode (const std::string name);
@@ -76,7 +80,7 @@
   Ptr<Node>
   CreateNode (const std::string name, double posX, double posY);
   
-private:
+protected:
   /**
    * \brief This method applies setting to corresponding nodes and links
    * NetDeviceContainer must be allocated
@@ -94,6 +98,8 @@
 
   UniformVariable m_randX;
   UniformVariable m_randY;
+
+  ObjectFactory m_mobilityFactory;
 };
 
 }
diff --git a/model/rocketfuel-weights-reader.cc b/model/rocketfuel-weights-reader.cc
index ac7f6b1..448464e 100644
--- a/model/rocketfuel-weights-reader.cc
+++ b/model/rocketfuel-weights-reader.cc
@@ -46,6 +46,7 @@
 
 #include <boost/foreach.hpp>
 #include <boost/lexical_cast.hpp>
+#include "../utils/spring-mobility-helper.h"
 
 #include <iomanip>
 #include <set>
@@ -56,9 +57,11 @@
 
 namespace ns3 {
     
-RocketfuelWeightsReader::RocketfuelWeightsReader ()
+RocketfuelWeightsReader::RocketfuelWeightsReader (const std::string &path/*=""*/)
+  : AnnotatedTopologyReader (path)
 {
   NS_LOG_FUNCTION (this);
+  SetMobilityModel ("ns3::SpringMobilityModel");
 }
     
 RocketfuelWeightsReader::~RocketfuelWeightsReader ()
@@ -138,8 +141,11 @@
       switch (m_inputType)
         {
         case WEIGHTS:
-          link->SetAttribute ("OSPF", attribute);
-          break;
+          {
+            double metric = boost::lexical_cast<double> (attribute);
+            link->SetAttribute ("OSPF", boost::lexical_cast<string> (metric*2));
+            break;
+          }
         case LATENCIES:
           link->SetAttribute ("Delay", attribute);
           break;
@@ -156,8 +162,34 @@
     }
         
   topgen.close ();
-  NS_LOG_INFO ("Rocketfuel topology created with " << nodes.GetN () << " nodes and " << LinksSize () << " links");
+
+  if (!repeatedRun)
+    {
+      NS_LOG_INFO ("Rocketfuel topology created with " << nodes.GetN () << " nodes and " << LinksSize () << " links");
+    }
   return nodes;
 }
-    
+
+void
+RocketfuelWeightsReader::Commit ()
+{
+  ApplySettings ();
+
+  SpringMobilityHelper::InstallSprings (LinksBegin (), LinksEnd ());
+}
+
+
+// void
+// RocketfuelWeightsReader::Cheat (NodeContainer &nodes)
+// {
+//   double epsilon = 1;
+
+//   for (NodeContainer::Iterator i = nodes.Begin ();
+//        i != nodes.End ();
+//        i++)
+//     {
+      
+//     }  
+// }
+
 } /* namespace ns3 */
diff --git a/model/rocketfuel-weights-reader.h b/model/rocketfuel-weights-reader.h
index 2b73c11..ecf4905 100644
--- a/model/rocketfuel-weights-reader.h
+++ b/model/rocketfuel-weights-reader.h
@@ -39,7 +39,7 @@
 class RocketfuelWeightsReader : public AnnotatedTopologyReader
 {
 public:
-  RocketfuelWeightsReader ();
+  RocketfuelWeightsReader (const std::string &path="");
   virtual ~RocketfuelWeightsReader ();
 
   void
@@ -55,7 +55,11 @@
    *
    * \return the container of the nodes created (or empty container if there was an error)
    */
-  virtual NodeContainer Read (void);
+  virtual NodeContainer 
+  Read (void);
+
+  void
+  Commit ();
 
   enum
     {
@@ -63,6 +67,9 @@
       LATENCIES
     };
 
+  // void
+  // Cheat (NodeContainer &nodes);
+
 private:
   RocketfuelWeightsReader (const RocketfuelWeightsReader&);
   RocketfuelWeightsReader& operator= (const RocketfuelWeightsReader&);