--- /dev/null
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2008 INRIA
+ *
+ * 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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
+ */
+
+#include "ns3/abort.h"
+#include "ns3/log.h"
+#include "ns3/simulator.h"
+#include "ns3/point-to-point-net-device.h"
+#include "ns3/point-to-point-channel.h"
+#include "ns3/point-to-point-remote-channel.h"
+#include "ns3/queue.h"
+#include "ns3/config.h"
+#include "ns3/packet.h"
+#include "ns3/names.h"
+#include "ns3/string.h"
+#include "ns3/mpi-interface.h"
+#include "ns3/mpi-receiver.h"
+
+#include "ns3/trace-helper.h"
+#include "my-point-to-point-helper.h"
+
+NS_LOG_COMPONENT_DEFINE ("MyPointToPointHelper");
+
+///> RED Parameters see src/node/red-queue.* for details
+//.AddAttribute ("Mode",
+// "Whether to use Bytes (see MaxBytes) or Packets (see MaxPackets) as the maximum queue size metric.",
+// EnumValue (BYTES), ///> currently supports BYTES only
+// MakeEnumAccessor (&RedQueue::SetMode),
+// MakeEnumChecker (BYTES, "Bytes",
+// PACKETS, "Packets"))
+// .AddAttribute ("MaxPackets",
+// "The maximum number of packets accepted by this RedQueue.",
+// UintegerValue (100),
+// MakeUintegerAccessor (&RedQueue::m_maxPackets),
+// MakeUintegerChecker<uint32_t> ())
+// .AddAttribute ("MaxBytes",
+// "The maximum number of bytes accepted by this RedQueue.",
+// UintegerValue (100000),
+// MakeUintegerAccessor (&RedQueue::m_maxBytes),
+// MakeUintegerChecker<uint32_t> ())
+// .AddAttribute ("m_burst",
+// "maximum number of m_burst packets accepted by this queue",
+// UintegerValue (6), ///> bursts must be > minTh/avpkt
+// MakeUintegerAccessor (&RedQueue::m_burst),
+// MakeUintegerChecker<uint32_t> ())
+// .AddAttribute ("m_avPkt",
+// "In bytes, use with m_burst to determine the time constant for average queue size calculations",
+// UintegerValue (1024), ///> average packet size
+// MakeUintegerAccessor (&RedQueue::m_avPkt),
+// MakeUintegerChecker<uint32_t> ())
+// .AddAttribute ("m_minTh",
+// "Average queue size at which marking becomes a m_prob",
+// UintegerValue (5120), ///> in bytes 1024x5
+// MakeUintegerAccessor (&RedQueue::m_minTh),
+// MakeUintegerChecker<uint32_t> ())
+// .AddAttribute ("m_maxTh",
+// "Maximal marking m_prob, should be at least twice min to prevent synchronous retransmits",
+// UintegerValue (15360), ///> in bytes 1024x15
+// MakeUintegerAccessor (&RedQueue::m_maxTh),
+// MakeUintegerChecker<uint32_t> ())
+// .AddAttribute ("m_rate",
+// "this m_rate is used for calculating the average queue size after some idle time.",
+// UintegerValue (1500000), ///> in bps, should be set to bandwidth of interface
+// MakeUintegerAccessor (&RedQueue::m_rate),
+// MakeUintegerChecker<uint64_t> ())
+// .AddAttribute ("m_prob",
+// "Probability for marking, suggested values are 0.01 and 0.02",
+// DoubleValue (0.02),
+// MakeDoubleAccessor (&RedQueue::m_prob),
+// MakeDoubleChecker <double> ())
+std::string qMode = "Bytes";
+std::string qBurst = "6";
+std::string qAvPkt = "1024";
+std::string qLimit = "25600"; //"100000";
+std::string qthMin = "5120"; // 1024 x 5 bytes
+std::string qthMax = "15360"; // 1024 x 15 bytes
+std::string qIdleRate = "1500000"; //1.5 Mbps
+std::string qProb = "0.02";
+
+namespace ns3 {
+
+MyPointToPointHelper::MyPointToPointHelper ()
+{
+ m_queueFactory.SetTypeId ("ns3::DropTailQueue");
+ m_queueFactory_red.SetTypeId ("ns3::RedQueue");
+// m_queueFactory_red.Set ("Mode", StringValue (qMode));
+// m_queueFactory_red.Set ("MaxBytes",StringValue (qLimit));
+// m_queueFactory_red.Set ("m_burst", StringValue (qBurst));
+// m_queueFactory_red.Set ("m_avPkt", StringValue (qAvPkt));
+// m_queueFactory_red.Set ("m_minTh", StringValue (qthMin));
+// m_queueFactory_red.Set ("m_maxTh", StringValue (qthMax));
+// m_queueFactory_red.Set ("m_rate", StringValue (qIdleRate));
+// m_queueFactory_red.Set ("m_prob", StringValue (qProb));
+ m_deviceFactory.SetTypeId ("ns3::PointToPointNetDevice");
+ m_channelFactory.SetTypeId ("ns3::PointToPointChannel");
+ m_remoteChannelFactory.SetTypeId ("ns3::PointToPointRemoteChannel");
+}
+
+void
+MyPointToPointHelper::SetQueue (std::string type,
+ std::string n1, const AttributeValue &v1,
+ std::string n2, const AttributeValue &v2,
+ std::string n3, const AttributeValue &v3,
+ std::string n4, const AttributeValue &v4,
+ std::string n5, const AttributeValue &v5,
+ std::string n6, const AttributeValue &v6,
+ std::string n7, const AttributeValue &v7,
+ std::string n8, const AttributeValue &v8)
+{
+ m_queueFactory.SetTypeId (type);
+ m_queueFactory.Set (n1, v1);
+ m_queueFactory.Set (n2, v2);
+ m_queueFactory.Set (n3, v3);
+ m_queueFactory.Set (n4, v4);
+ m_queueFactory.Set (n5, v5);
+ m_queueFactory.Set (n6, v6);
+ m_queueFactory.Set (n7, v7);
+ m_queueFactory.Set (n8, v8);
+}
+
+void
+MyPointToPointHelper::SetDeviceAttribute (std::string n1, const AttributeValue &v1)
+{
+ m_deviceFactory.Set (n1, v1);
+}
+
+void
+MyPointToPointHelper::SetChannelAttribute (std::string n1, const AttributeValue &v1)
+{
+ m_channelFactory.Set (n1, v1);
+ m_remoteChannelFactory.Set (n1, v1);
+}
+
+void
+MyPointToPointHelper::EnablePcapInternal (std::string prefix, Ptr<NetDevice> nd, bool promiscuous, bool explicitFilename)
+{
+ //
+ // All of the Pcap enable functions vector through here including the ones
+ // that are wandering through all of devices on perhaps all of the nodes in
+ // the system. We can only deal with devices of type PointToPointNetDevice.
+ //
+ Ptr<PointToPointNetDevice> device = nd->GetObject<PointToPointNetDevice> ();
+ if (device == 0)
+ {
+ NS_LOG_INFO ("MyPointToPointHelper::EnablePcapInternal(): Device " << device << " not of type ns3::PointToPointNetDevice");
+ return;
+ }
+
+ PcapHelper pcapHelper;
+
+ std::string filename;
+ if (explicitFilename)
+ {
+ filename = prefix;
+ }
+ else
+ {
+ filename = pcapHelper.GetFilenameFromDevice (prefix, device);
+ }
+
+ Ptr<PcapFileWrapper> file = pcapHelper.CreateFile (filename, std::ios::out,
+ PcapHelper::DLT_PPP);
+ pcapHelper.HookDefaultSink<PointToPointNetDevice> (device, "PromiscSniffer", file);
+}
+
+void
+MyPointToPointHelper::EnableAsciiInternal (
+ Ptr<OutputStreamWrapper> stream,
+ std::string prefix,
+ Ptr<NetDevice> nd,
+ bool explicitFilename)
+{
+ //
+ // All of the ascii enable functions vector through here including the ones
+ // that are wandering through all of devices on perhaps all of the nodes in
+ // the system. We can only deal with devices of type PointToPointNetDevice.
+ //
+ Ptr<PointToPointNetDevice> device = nd->GetObject<PointToPointNetDevice> ();
+ if (device == 0)
+ {
+ NS_LOG_INFO ("MyPointToPointHelper::EnableAsciiInternal(): Device " << device <<
+ " not of type ns3::PointToPointNetDevice");
+ return;
+ }
+
+ //
+ // Our default trace sinks are going to use packet printing, so we have to
+ // make sure that is turned on.
+ //
+ Packet::EnablePrinting ();
+
+ //
+ // If we are not provided an OutputStreamWrapper, we are expected to create
+ // one using the usual trace filename conventions and do a Hook*WithoutContext
+ // since there will be one file per context and therefore the context would
+ // be redundant.
+ //
+ if (stream == 0)
+ {
+ //
+ // Set up an output stream object to deal with private ofstream copy
+ // constructor and lifetime issues. Let the helper decide the actual
+ // name of the file given the prefix.
+ //
+ AsciiTraceHelper asciiTraceHelper;
+
+ std::string filename;
+ if (explicitFilename)
+ {
+ filename = prefix;
+ }
+ else
+ {
+ filename = asciiTraceHelper.GetFilenameFromDevice (prefix, device);
+ }
+
+ Ptr<OutputStreamWrapper> theStream = asciiTraceHelper.CreateFileStream (filename);
+
+ //
+ // The MacRx trace source provides our "r" event.
+ //
+ asciiTraceHelper.HookDefaultReceiveSinkWithoutContext<PointToPointNetDevice> (device, "MacRx", theStream);
+
+ //
+ // The "+", '-', and 'd' events are driven by trace sources actually in the
+ // transmit queue.
+ //
+ Ptr<Queue> queue = device->GetQueue ();
+ asciiTraceHelper.HookDefaultEnqueueSinkWithoutContext<Queue> (queue, "Enqueue", theStream);
+ asciiTraceHelper.HookDefaultDropSinkWithoutContext<Queue> (queue, "Drop", theStream);
+ asciiTraceHelper.HookDefaultDequeueSinkWithoutContext<Queue> (queue, "Dequeue", theStream);
+
+ // PhyRxDrop trace source for "d" event
+ asciiTraceHelper.HookDefaultDropSinkWithoutContext<PointToPointNetDevice> (device, "PhyRxDrop", theStream);
+
+ return;
+ }
+
+ //
+ // If we are provided an OutputStreamWrapper, we are expected to use it, and
+ // to providd a context. We are free to come up with our own context if we
+ // want, and use the AsciiTraceHelper Hook*WithContext functions, but for
+ // compatibility and simplicity, we just use Config::Connect and let it deal
+ // with the context.
+ //
+ // Note that we are going to use the default trace sinks provided by the
+ // ascii trace helper. There is actually no AsciiTraceHelper in sight here,
+ // but the default trace sinks are actually publicly available static
+ // functions that are always there waiting for just such a case.
+ //
+ uint32_t nodeid = nd->GetNode ()->GetId ();
+ uint32_t deviceid = nd->GetIfIndex ();
+ std::ostringstream oss;
+
+ oss << "/NodeList/" << nd->GetNode ()->GetId () << "/DeviceList/" << deviceid << "/$ns3::PointToPointNetDevice/MacRx";
+ Config::Connect (oss.str (), MakeBoundCallback (&AsciiTraceHelper::DefaultReceiveSinkWithContext, stream));
+
+ oss.str ("");
+ oss << "/NodeList/" << nodeid << "/DeviceList/" << deviceid << "/$ns3::PointToPointNetDevice/TxQueue/Enqueue";
+ Config::Connect (oss.str (), MakeBoundCallback (&AsciiTraceHelper::DefaultEnqueueSinkWithContext, stream));
+
+ oss.str ("");
+ oss << "/NodeList/" << nodeid << "/DeviceList/" << deviceid << "/$ns3::PointToPointNetDevice/TxQueue/Dequeue";
+ Config::Connect (oss.str (), MakeBoundCallback (&AsciiTraceHelper::DefaultDequeueSinkWithContext, stream));
+
+ oss.str ("");
+ oss << "/NodeList/" << nodeid << "/DeviceList/" << deviceid << "/$ns3::PointToPointNetDevice/TxQueue/Drop";
+ Config::Connect (oss.str (), MakeBoundCallback (&AsciiTraceHelper::DefaultDropSinkWithContext, stream));
+
+ oss.str ("");
+ oss << "/NodeList/" << nodeid << "/DeviceList/" << deviceid << "/$ns3::PointToPointNetDevice/PhyRxDrop";
+ Config::Connect (oss.str (), MakeBoundCallback (&AsciiTraceHelper::DefaultDropSinkWithContext, stream));
+}
+
+NetDeviceContainer
+MyPointToPointHelper::Install (NodeContainer c)
+{
+ NS_ASSERT (c.GetN () == 2);
+ return Install (c.Get (0), c.Get (1));
+}
+
+NetDeviceContainer
+MyPointToPointHelper::Install (Ptr<Node> a, e_ns3_network_element_type_t type_a, Ptr<Node> b, e_ns3_network_element_type_t type_b)
+{
+ NetDeviceContainer container;
+ Ptr<Queue> queueA;
+ Ptr<Queue> queueB;
+
+ Ptr<PointToPointNetDevice> devA = m_deviceFactory.Create<PointToPointNetDevice> ();
+ devA->SetAddress (Mac48Address::Allocate ());
+ a->AddDevice (devA);
+
+ if(type_a == NS3_NETWORK_ELEMENT_ROUTER){
+ queueA = m_queueFactory_red.Create<Queue> ();
+ }
+ else
+ queueA = m_queueFactory.Create<Queue> ();
+ devA->SetQueue (queueA);
+
+ Ptr<PointToPointNetDevice> devB = m_deviceFactory.Create<PointToPointNetDevice> ();
+ devB->SetAddress (Mac48Address::Allocate ());
+ b->AddDevice (devB);
+
+ if(type_b == NS3_NETWORK_ELEMENT_ROUTER){
+ queueB = m_queueFactory_red.Create<Queue> ();
+ }
+ else
+ queueB = m_queueFactory.Create<Queue> ();
+ devB->SetQueue (queueB);
+
+ // If MPI is enabled, we need to see if both nodes have the same system id
+ // (rank), and the rank is the same as this instance. If both are true,
+ //use a normal p2p channel, otherwise use a remote channel
+ bool useNormalChannel = true;
+ Ptr<PointToPointChannel> channel = 0;
+ if (MpiInterface::IsEnabled ())
+ {
+ uint32_t n1SystemId = a->GetSystemId ();
+ uint32_t n2SystemId = b->GetSystemId ();
+ uint32_t currSystemId = MpiInterface::GetSystemId ();
+ if (n1SystemId != currSystemId || n2SystemId != currSystemId)
+ {
+ useNormalChannel = false;
+ }
+ }
+ if (useNormalChannel)
+ {
+ channel = m_channelFactory.Create<PointToPointChannel> ();
+ }
+ else
+ {
+ channel = m_remoteChannelFactory.Create<PointToPointRemoteChannel> ();
+ Ptr<MpiReceiver> mpiRecA = CreateObject<MpiReceiver> ();
+ Ptr<MpiReceiver> mpiRecB = CreateObject<MpiReceiver> ();
+ mpiRecA->SetReceiveCallback (MakeCallback (&PointToPointNetDevice::Receive, devA));
+ mpiRecB->SetReceiveCallback (MakeCallback (&PointToPointNetDevice::Receive, devB));
+ devA->AggregateObject (mpiRecA);
+ devB->AggregateObject (mpiRecB);
+ }
+
+ devA->Attach (channel);
+ devB->Attach (channel);
+ container.Add (devA);
+ container.Add (devB);
+
+ return container;
+}
+
+NetDeviceContainer
+MyPointToPointHelper::Install (Ptr<Node> a, Ptr<Node> b)
+{
+ NetDeviceContainer container;
+
+ Ptr<PointToPointNetDevice> devA = m_deviceFactory.Create<PointToPointNetDevice> ();
+ devA->SetAddress (Mac48Address::Allocate ());
+ a->AddDevice (devA);
+ Ptr<Queue> queueA = m_queueFactory.Create<Queue> ();
+ devA->SetQueue (queueA);
+ Ptr<PointToPointNetDevice> devB = m_deviceFactory.Create<PointToPointNetDevice> ();
+ devB->SetAddress (Mac48Address::Allocate ());
+ b->AddDevice (devB);
+ Ptr<Queue> queueB = m_queueFactory.Create<Queue> ();
+ devB->SetQueue (queueB);
+ // If MPI is enabled, we need to see if both nodes have the same system id
+ // (rank), and the rank is the same as this instance. If both are true,
+ //use a normal p2p channel, otherwise use a remote channel
+ bool useNormalChannel = true;
+ Ptr<PointToPointChannel> channel = 0;
+ if (MpiInterface::IsEnabled ())
+ {
+ uint32_t n1SystemId = a->GetSystemId ();
+ uint32_t n2SystemId = b->GetSystemId ();
+ uint32_t currSystemId = MpiInterface::GetSystemId ();
+ if (n1SystemId != currSystemId || n2SystemId != currSystemId)
+ {
+ useNormalChannel = false;
+ }
+ }
+ if (useNormalChannel)
+ {
+ channel = m_channelFactory.Create<PointToPointChannel> ();
+ }
+ else
+ {
+ channel = m_remoteChannelFactory.Create<PointToPointRemoteChannel> ();
+ Ptr<MpiReceiver> mpiRecA = CreateObject<MpiReceiver> ();
+ Ptr<MpiReceiver> mpiRecB = CreateObject<MpiReceiver> ();
+ mpiRecA->SetReceiveCallback (MakeCallback (&PointToPointNetDevice::Receive, devA));
+ mpiRecB->SetReceiveCallback (MakeCallback (&PointToPointNetDevice::Receive, devB));
+ devA->AggregateObject (mpiRecA);
+ devB->AggregateObject (mpiRecB);
+ }
+
+ devA->Attach (channel);
+ devB->Attach (channel);
+ container.Add (devA);
+ container.Add (devB);
+
+ return container;
+}
+
+NetDeviceContainer
+MyPointToPointHelper::Install (Ptr<Node> a, std::string bName)
+{
+ Ptr<Node> b = Names::Find<Node> (bName);
+ return Install (a, b);
+}
+
+NetDeviceContainer
+MyPointToPointHelper::Install (std::string aName, Ptr<Node> b)
+{
+ Ptr<Node> a = Names::Find<Node> (aName);
+ return Install (a, b);
+}
+
+NetDeviceContainer
+MyPointToPointHelper::Install (std::string aName, std::string bName)
+{
+ Ptr<Node> a = Names::Find<Node> (aName);
+ Ptr<Node> b = Names::Find<Node> (bName);
+ return Install (a, b);
+}
+
+} // namespace ns3
--- /dev/null
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2008 INRIA
+ *
+ * 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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
+ */
+#ifndef POINT_TO_POINT_HELPER_H
+#define POINT_TO_POINT_HELPER_H
+
+#include <string>
+
+#include "ns3/object-factory.h"
+#include "ns3/net-device-container.h"
+#include "ns3/node-container.h"
+#include "ns3/deprecated.h"
+
+#include "ns3/trace-helper.h"
+
+#include "ns3_interface.h"
+
+namespace ns3 {
+
+class Queue;
+class NetDevice;
+class Node;
+
+/**
+ * \brief Build a set of PointToPointNetDevice objects
+ *
+ * Normally we eschew multiple inheritance, however, the classes
+ * PcapUserHelperForDevice and AsciiTraceUserHelperForDevice are
+ * "mixins".
+ */
+class MyPointToPointHelper : public PcapHelperForDevice, public AsciiTraceHelperForDevice
+{
+public:
+ /**
+ * Create a MyPointToPointHelper to make life easier when creating point to
+ * point networks.
+ */
+ MyPointToPointHelper ();
+ virtual ~MyPointToPointHelper () {}
+
+ /**
+ * Each point to point net device must have a queue to pass packets through.
+ * This method allows one to set the type of the queue that is automatically
+ * created when the device is created and attached to a node.
+ *
+ * \param type the type of queue
+ * \param n1 the name of the attribute to set on the queue
+ * \param v1 the value of the attribute to set on the queue
+ * \param n2 the name of the attribute to set on the queue
+ * \param v2 the value of the attribute to set on the queue
+ * \param n3 the name of the attribute to set on the queue
+ * \param v3 the value of the attribute to set on the queue
+ * \param n4 the name of the attribute to set on the queue
+ * \param v4 the value of the attribute to set on the queue
+ *
+ * Set the type of queue to create and associated to each
+ * PointToPointNetDevice created through MyPointToPointHelper::Install.
+ */
+ void SetQueue (std::string type,
+ std::string n1 = "", const AttributeValue &v1 = EmptyAttributeValue (),
+ std::string n2 = "", const AttributeValue &v2 = EmptyAttributeValue (),
+ std::string n3 = "", const AttributeValue &v3 = EmptyAttributeValue (),
+ std::string n4 = "", const AttributeValue &v4 = EmptyAttributeValue (),
+ std::string n5 = "", const AttributeValue &v5 = EmptyAttributeValue (),
+ std::string n6 = "", const AttributeValue &v6 = EmptyAttributeValue (),
+ std::string n7 = "", const AttributeValue &v7 = EmptyAttributeValue (),
+ std::string n8 = "", const AttributeValue &v8 = EmptyAttributeValue ());
+
+ /**
+ * Set an attribute value to be propagated to each NetDevice created by the
+ * helper.
+ *
+ * \param name the name of the attribute to set
+ * \param value the value of the attribute to set
+ *
+ * Set these attributes on each ns3::PointToPointNetDevice created
+ * by MyPointToPointHelper::Install
+ */
+ void SetDeviceAttribute (std::string name, const AttributeValue &value);
+
+ /**
+ * Set an attribute value to be propagated to each Channel created by the
+ * helper.
+ *
+ * \param name the name of the attribute to set
+ * \param value the value of the attribute to set
+ *
+ * Set these attribute on each ns3::PointToPointChannel created
+ * by MyPointToPointHelper::Install
+ */
+ void SetChannelAttribute (std::string name, const AttributeValue &value);
+
+ /**
+ * \param c a set of nodes
+ *
+ * This method creates a ns3::PointToPointChannel with the
+ * attributes configured by MyPointToPointHelper::SetChannelAttribute,
+ * then, for each node in the input container, we create a
+ * ns3::PointToPointNetDevice with the requested attributes,
+ * a queue for this ns3::NetDevice, and associate the resulting
+ * ns3::NetDevice with the ns3::Node and ns3::PointToPointChannel.
+ */
+ NetDeviceContainer Install (NodeContainer c);
+
+ /**
+ * \param a first node
+ * \param b second node
+ *
+ * Saves you from having to construct a temporary NodeContainer.
+ * Also, if MPI is enabled, for distributed simulations,
+ * appropriate remote point-to-point channels are created.
+ */
+ NetDeviceContainer Install (Ptr<Node> a, Ptr<Node> b);
+
+ /**
+ * \param a first node
+ * \param b second node
+ *
+ * Saves you from having to construct a temporary NodeContainer.
+ * Also, if MPI is enabled, for distributed simulations,
+ * appropriate remote point-to-point channels are created.
+ */
+ NetDeviceContainer Install (Ptr<Node> a, e_ns3_network_element_type_t type_a, Ptr<Node> b, e_ns3_network_element_type_t type_b);
+
+ /**
+ * \param a first node
+ * \param bName name of second node
+ *
+ * Saves you from having to construct a temporary NodeContainer.
+ */
+ NetDeviceContainer Install (Ptr<Node> a, std::string bName);
+
+ /**
+ * \param aName Name of first node
+ * \param b second node
+ *
+ * Saves you from having to construct a temporary NodeContainer.
+ */
+ NetDeviceContainer Install (std::string aName, Ptr<Node> b);
+
+ /**
+ * \param aNode Name of first node
+ * \param bNode Name of second node
+ *
+ * Saves you from having to construct a temporary NodeContainer.
+ */
+ NetDeviceContainer Install (std::string aNode, std::string bNode);
+
+private:
+ /**
+ * \brief Enable pcap output the indicated net device.
+ *
+ * NetDevice-specific implementation mechanism for hooking the trace and
+ * writing to the trace file.
+ *
+ * \param prefix Filename prefix to use for pcap files.
+ * \param nd Net device for which you want to enable tracing.
+ * \param promiscuous If true capture all possible packets available at the device.
+ * \param explicitFilename Treat the prefix as an explicit filename if true
+ */
+ virtual void EnablePcapInternal (std::string prefix, Ptr<NetDevice> nd, bool promiscuous, bool explicitFilename);
+
+ /**
+ * \brief Enable ascii trace output on the indicated net device.
+ * \internal
+ *
+ * NetDevice-specific implementation mechanism for hooking the trace and
+ * writing to the trace file.
+ *
+ * \param stream The output stream object to use when logging ascii traces.
+ * \param prefix Filename prefix to use for ascii trace files.
+ * \param nd Net device for which you want to enable tracing.
+ */
+ virtual void EnableAsciiInternal (
+ Ptr<OutputStreamWrapper> stream,
+ std::string prefix,
+ Ptr<NetDevice> nd,
+ bool explicitFilename);
+
+ ObjectFactory m_queueFactory;
+ ObjectFactory m_queueFactory_red;
+ ObjectFactory m_channelFactory;
+ ObjectFactory m_remoteChannelFactory;
+ ObjectFactory m_deviceFactory;
+};
+
+} // namespace ns3
+
+#endif /* POINT_TO_POINT_HELPER_H */
