--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/model/linux/linux-udp6-socket-factory-impl.h	Tue Jan 07 00:26:21 2014 +0900
@@ -0,0 +1,55 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2013 Hajime Tazaki
+ *
+ * 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: Hajime Tazaki <tazaki@sfc.wide.ad.jp>
+ */
+#ifndef LINUX_UDP6_SOCKET_FACTORY_IMPL_H
+#define LINUX_UDP6_SOCKET_FACTORY_IMPL_H
+
+#include "linux-udp6-socket-factory.h"
+#include "ns3/ptr.h"
+#include "ns3/node.h"
+
+namespace ns3 {
+
+/**
+ * \ingroup udp
+ * \brief Object to create UDP socket instances
+ * \internal
+ *
+ * This class implements the API for creating UDP sockets.
+ * It is a socket factory (deriving from class SocketFactory).
+ */
+class LinuxUdp6SocketFactoryImpl : public LinuxUdp6SocketFactory
+{
+public:
+  /**
+   * \brief Implements a method to create a Udp-based socket and return
+   * a base class smart pointer to the socket.
+   * \internal
+   *
+   * \return smart pointer to Socket
+   */
+  virtual Ptr<Socket> CreateSocket (void);
+
+protected:
+private:
+};
+
+} // namespace ns3
+
+#endif /* LINUX_UDP6_SOCKET_FACTORY_IMPL_H */