diff -r 38b8549b1ad3 examples/tcp-large-transfer.cc
--- a/examples/tcp-large-transfer.cc	Thu Jul 03 09:44:23 2008 -0400
+++ b/examples/tcp-large-transfer.cc	Thu Jul 03 11:48:11 2008 -0400
@@ -132,6 +132,7 @@ int main (int argc, char *argv[])
 
   ApplicationContainer apps = sink.Install (n1n2.Get (1));
   apps.Start (Seconds (0.0));
+  apps.Stop (Seconds (60.0));
 
   // Create a source to send packets from n0.  Instead of a full Application
   // and the helper APIs you might see in other example files, this example
diff -r 38b8549b1ad3 src/applications/packet-sink/packet-sink.cc
--- a/src/applications/packet-sink/packet-sink.cc	Thu Jul 03 09:44:23 2008 -0400
+++ b/src/applications/packet-sink/packet-sink.cc	Thu Jul 03 11:48:11 2008 -0400
@@ -88,11 +88,17 @@ void PacketSink::StartApplication()    /
   m_socket->SetRecvCallback (MakeCallback(&PacketSink::HandleRead, this));
   m_socket->SetAcceptCallback (
             MakeNullCallback<bool, Ptr<Socket>, const Address &> (),
-            MakeNullCallback<void, Ptr<Socket>, const Address&> ());
+            MakeCallback(&PacketSink::HandleAccept, this));
 }
 
 void PacketSink::StopApplication()     // Called at time specified by Stop
 {
+  while(!m_socketList.empty()) //these are accepted sockets, close them
+  {
+    Ptr<Socket> acceptedSocket = m_socketList.front();
+    m_socketList.pop_front();
+    acceptedSocket->Close();
+  }
   if (m_socket) 
     {
       m_socket->Close ();
@@ -117,4 +123,9 @@ void PacketSink::HandleRead (Ptr<Socket>
     }
 }
 
+void PacketSink::HandleAccept (Ptr<Socket> s, const Address& from)
+{
+  m_socketList.push_back(s);
+}
+
 } // Namespace ns3
diff -r 38b8549b1ad3 src/applications/packet-sink/packet-sink.h
--- a/src/applications/packet-sink/packet-sink.h	Thu Jul 03 09:44:23 2008 -0400
+++ b/src/applications/packet-sink/packet-sink.h	Thu Jul 03 11:48:11 2008 -0400
@@ -81,8 +81,13 @@ private:
   virtual void StopApplication (void);     // Called at time specified by Stop
 
   void HandleRead (Ptr<Socket> socket);
+  void HandleAccept (Ptr<Socket>, const Address& from);
 
-  Ptr<Socket>     m_socket;       // Associated socket
+  // In the case of TCP, each socket accept returns a new socket, so the 
+  // listening socket is stored seperately from the accepted sockets
+  Ptr<Socket>     m_socket;       // Listening socket
+  std::list<Ptr<Socket> > m_socketList; //the accepted sockets
+
   Address         m_local;        // Local address to bind to
   TypeId          m_tid;          // Protocol TypeId
   TracedCallback<Ptr<const Packet>, const Address &> m_rxTrace;