From cabb264eefe08dd28fbeb0976d6ac7cd063699f9 Mon Sep 17 00:00:00 2001
From: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
Date: Tue, 25 Mar 2008 17:02:14 -0700
Subject: [PATCH] initialize factories correctly.

---
 src/helper/point-to-point-helper.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/helper/point-to-point-helper.cc b/src/helper/point-to-point-helper.cc
index 5a7570d80..263b9cad6 100644
--- a/src/helper/point-to-point-helper.cc
+++ b/src/helper/point-to-point-helper.cc
@@ -7,7 +7,11 @@ namespace ns3 {
 
 
 PointToPointHelper::PointToPointHelper ()
-{}
+{
+  m_queueFactory.SetTypeId ("ns3::DropTailQueue");
+  m_deviceFactory.SetTypeId ("ns3::PointToPointNetDevice");
+  m_channelFactory.SetTypeId ("ns3::PointToPointChannel");
+}
 
 void 
 PointToPointHelper::SetQueue (std::string type,