diff -r bb1eea10412f src/node/node.cc
--- a/src/node/node.cc	Tue Nov 24 10:45:08 2009 +0100
+++ b/src/node/node.cc	Wed Nov 25 20:55:04 2009 +0100
@@ -108,6 +108,8 @@
   device->SetNode (this);
   device->SetIfIndex(index);
   device->SetReceiveCallback (MakeCallback (&Node::NonPromiscReceiveFromDevice, this));
+  Simulator::ScheduleWithContext (GetId (), Seconds (0.0), 
+                                  &NetDevice::Start, device);
   NotifyDeviceAdded (device);
   return index;
 }
@@ -130,6 +132,8 @@
   uint32_t index = m_applications.size ();
   m_applications.push_back (application);
   application->SetNode (this);
+  Simulator::ScheduleWithContext (GetId (), Seconds (0.0), 
+                                  &Application::Start, application);
   return index;
 }
 Ptr<Application> 
@@ -167,24 +171,6 @@
   m_applications.clear ();
   Object::DoDispose ();
 }
-void 
-Node::DoStart (void)
-{
-  for (std::vector<Ptr<NetDevice> >::iterator i = m_devices.begin ();
-       i != m_devices.end (); i++)
-    {
-      Ptr<NetDevice> device = *i;
-      device->Start ();
-    }
-  for (std::vector<Ptr<Application> >::iterator i = m_applications.begin ();
-       i != m_applications.end (); i++)
-    {
-      Ptr<Application> application = *i;
-      application->Start ();
-    }
-  
-  Object::DoStart ();
-}
 
 void 
 Node::NotifyDeviceAdded (Ptr<NetDevice> device)
diff -r bb1eea10412f src/node/node.h
--- a/src/node/node.h	Tue Nov 24 10:45:08 2009 +0100
+++ b/src/node/node.h	Wed Nov 25 20:55:04 2009 +0100
@@ -186,7 +186,6 @@
    * end of their own DoDispose method.
    */
   virtual void DoDispose (void);
-  virtual void DoStart (void);
 private:
 
   /**