diff --git a/examples/ccnx-grid.cc b/examples/ccnx-grid.cc
index c183413..d0c2882 100644
--- a/examples/ccnx-grid.cc
+++ b/examples/ccnx-grid.cc
@@ -63,8 +63,9 @@
 main (int argc, char *argv[])
 {
   Config::SetDefault ("ns3::PointToPointNetDevice::DataRate", StringValue ("1Mbps"));
-  Config::SetDefault ("ns3::PointToPointChannel::Delay", StringValue ("1ms"));
+  Config::SetDefault ("ns3::PointToPointChannel::Delay", StringValue ("10ms"));
   Config::SetDefault ("ns3::CcnxConsumer::OffTime", StringValue ("1s"));
+  Config::SetDefault ("ns3::DropTailQueue::MaxPackets", StringValue ("20"));
     
   Packet::EnableChecking();
   Packet::EnablePrinting();
@@ -88,8 +89,9 @@
   // Install CCNx stack
   NS_LOG_INFO ("Installing CCNx stack");
   CcnxStackHelper ccnxHelper;
+  // ccnxHelper.SetForwardingStrategy ("ns3::CcnxBestRouteStrategy");
   ccnxHelper.SetForwardingStrategy ("ns3::CcnxFloodingStrategy");
-  ccnxHelper.EnableLimits (true);
+  ccnxHelper.EnableLimits (true, Seconds(0.1));
   ccnxHelper.InstallAll ();
 
   // Install IP stack (necessary to populate FIB)
@@ -118,7 +120,7 @@
   // consumers.Start (Seconds (0.0));
   // consumers.Stop (finishTime);
     
-  CcnxProducerHelper producerHelper (prefix.str (),120);
+  CcnxProducerHelper producerHelper (prefix.str (),1024);
   ApplicationContainer producers = producerHelper.Install (producer);
   
   // producers.Start(Seconds(0.0));
diff --git a/examples/content-object-example.cc b/examples/content-object-example.cc
index fa9700e..8272e86 100644
--- a/examples/content-object-example.cc
+++ b/examples/content-object-example.cc
@@ -19,38 +19,38 @@
 int
 main (int argc, char *argv[])
 {
-	LogComponentEnable ("ContentObjectHeaderExample", LOG_ALL);
-	LogComponentEnable ("Packet", LOG_ALL);
+  LogComponentEnable ("ContentObjectHeaderExample", LOG_ALL);
+  LogComponentEnable ("Packet", LOG_ALL);
 	
-    NS_LOG_INFO ("Test started");
+  NS_LOG_INFO ("Test started");
 
-	Packet::EnablePrinting ();
-	Packet::EnableChecking (); 
-	Packet packet (10);
+  Packet::EnablePrinting ();
+  Packet::EnableChecking (); 
+  Packet packet (10);
 	
-    CcnxContentObjectHeader header;
-	CcnxContentObjectTail   trailer;
+  CcnxContentObjectHeader header;
+  CcnxContentObjectTail   trailer;
 	
-    Ptr<CcnxNameComponents> testname = Create<CcnxNameComponents> ();
-    (*testname) ("1");
-    header.SetName(testname);
+  Ptr<CcnxNameComponents> testname = Create<CcnxNameComponents> ();
+  (*testname) ("1");
+  header.SetName(testname);
 
-	NS_LOG_INFO ("Source: \n" << header << trailer);
+  NS_LOG_INFO ("Source: \n" << header << trailer);
 
-	packet.AddHeader (header);
-	packet.AddTrailer (trailer);
+  packet.AddHeader (header);
+  packet.AddTrailer (trailer);
 
-	// NS_LOG_INFO ("Deserialized packet: \n" << packet);
+  // NS_LOG_INFO ("Deserialized packet: \n" << packet);
 
-	NS_LOG_INFO ("Removing and deserializing individual headers");
+  NS_LOG_INFO ("Removing and deserializing individual headers");
 	
-    CcnxContentObjectHeader dst_header;
-	CcnxContentObjectTail   dst_trailer;
+  CcnxContentObjectHeader dst_header;
+  CcnxContentObjectTail   dst_trailer;
 
-	packet.RemoveHeader (dst_header);
-	packet.RemoveTrailer (dst_trailer);
+  packet.RemoveHeader (dst_header);
+  packet.RemoveTrailer (dst_trailer);
 	
-	NS_LOG_INFO ("Target: \n" << dst_header << dst_trailer);
+  NS_LOG_INFO ("Target: \n" << dst_header << dst_trailer);
 
-	return 0;
+  return 0;
 }
diff --git a/examples/packet-sizes.cc b/examples/packet-sizes.cc
new file mode 100644
index 0000000..041cac6
--- /dev/null
+++ b/examples/packet-sizes.cc
@@ -0,0 +1,126 @@
+/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil -*- */
+/*
+ * Copyright (c) 2011 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ */
+
+#include "ns3/core-module.h"
+#include "ns3/ccnx-content-object-header.h"
+#include "ns3/ccnx-interest-header.h"
+#include "ns3/ccnx-header-helper.h"
+#include "ns3/header.h"
+#include "ns3/ccnx-name-components.h"
+#include "ns3/nstime.h"
+#include "ns3/string.h"
+#include "ns3/buffer.h"
+#include "ns3/packet.h"
+#include "ns3/log.h"
+
+using namespace ns3;
+#include <fstream>
+
+NS_LOG_COMPONENT_DEFINE ("PacketSizes");
+
+int
+main (int argc, char *argv[])
+{
+  NS_LOG_INFO ("Test started");
+
+  uint32_t size = 1024;
+  std::string namePrefixStr = "/1";
+  uint32_t start=0, end=100;
+
+  CommandLine	cmd;
+  cmd.AddValue ("size",  "ContentObject payload size", size);
+  cmd.AddValue ("name",  "Prefix",                     namePrefixStr);
+  cmd.AddValue ("start", "Range start", start);
+  cmd.AddValue ("end",   "Range end",   end);
+  cmd.Parse (argc, argv);
+ 
+  CcnxNameComponents namePrefixValue;
+  std::istringstream is (namePrefixStr);
+  is >> namePrefixValue;
+
+  Packet::EnablePrinting ();
+  Packet::EnableChecking ();
+
+  double interestSize = 0.0;
+  double nackSize = 0.0;
+  double contentObjectSize = 0.0;
+
+  double progress = start;
+  double step = (end-start)/100.0;
+
+  progress += step;
+
+  NS_LOG_INFO (progress << ", " << step);
+
+  for (uint32_t currentSize = start; currentSize < end; currentSize++)
+    {
+      Ptr<CcnxNameComponents> namePrefix = Create<CcnxNameComponents> (namePrefixValue);
+      namePrefix->Add (currentSize);
+
+      NS_LOG_LOGIC (boost::cref (*namePrefix));
+
+      // Interest Packet (doesn't have a payload)
+      CcnxInterestHeader interestHeader;
+
+      interestHeader.SetName (namePrefix);
+      interestHeader.SetInterestLifetime (Seconds (4.0));
+      interestHeader.SetNonce (10101010);
+      
+      Ptr<Packet> interestPacket =  Create<Packet> (0);
+      interestPacket->AddHeader (interestHeader);
+
+      interestSize = interestSize + (1.0*interestPacket->GetSize () - interestSize) / (currentSize - start + 1);
+
+      
+
+      // NACK
+      interestHeader.SetNack (CcnxInterestHeader::NACK_GIVEUP_PIT);
+
+      Ptr<Packet> nackPacket = Create<Packet> (0);
+      nackPacket->AddHeader (interestHeader);
+      
+      nackSize = nackSize + (1.0*nackPacket->GetSize () - nackSize) / (currentSize - start + 1);
+
+      // ContentObject
+      CcnxContentObjectHeader coHeader;
+      CcnxContentObjectTail   coTrailer;
+      
+      coHeader.SetName (namePrefix);
+      
+      Ptr<Packet> contentObject = Create<Packet> (size);
+
+      contentObject->AddHeader (coHeader);
+      contentObject->AddTrailer (coTrailer);
+
+      contentObjectSize = contentObjectSize + (1.0*contentObject->GetSize () - contentObjectSize ) / (currentSize - start + 1);
+
+      NS_LOG_DEBUG (interestSize << ", " << nackSize << ", " << contentObjectSize);
+
+      if (currentSize >= progress) 
+	{
+	  NS_LOG_INFO ("Current: " << currentSize << "/" << end);
+	  progress += step;
+	}
+    }
+
+  NS_LOG_INFO ("Avg interest: " << interestSize << ", avg nack: " << nackSize << ", avg contentObject: " << contentObjectSize);
+
+  return 0;
+}