/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/** 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*/#include "ns3/core-module.h"
#include "ns3/network-module.h"
#include "ns3/internet-module.h"
#include "ns3/point-to-point-module.h"
#include "ns3/applications-module.h"using namespace ns3;NS_LOG_COMPONENT_DEFINE ("BottleNeckTcpScriptExample");int
main (int argc, char *argv[])
{Time::SetResolution (Time::NS);LogComponentEnable ("UdpEchoClientApplication", LOG_LEVEL_INFO);LogComponentEnable ("UdpEchoServerApplication", LOG_LEVEL_INFO);LogComponentEnable ("BottleNeckTcpScriptExample", LOG_LEVEL_INFO);// LogComponentEnable ("TcpL4Protocol", LOG_LEVEL_INFO);LogComponentEnable ("PacketSink", LOG_LEVEL_ALL);//LogComponentEnable ("OnOff", LOG_LEVEL_ALL);
NodeContainer nodes;nodes.Create (6);NodeContainer n0n1 = NodeContainer(nodes.Get(0),nodes.Get(1));NodeContainer n1n2 = NodeContainer(nodes.Get(1),nodes.Get(2));NodeContainer n1n3 = NodeContainer(nodes.Get(1),nodes.Get(3));NodeContainer n3n4 = NodeContainer(nodes.Get(3),nodes.Get(4));NodeContainer n3n5 = NodeContainer(nodes.Get(3),nodes.Get(5));InternetStackHelper internet;internet.Install(nodes);PointToPointHelper p2p;p2p.SetDeviceAttribute("DataRate",StringValue("100Mbps"));p2p.SetChannelAttribute("Delay",StringValue("2ms"));NetDeviceContainer nets;NetDeviceContainer d0d1 =p2p.Install(n0n1);NetDeviceContainer d1d2 =p2p.Install(n1n2);NetDeviceContainer d1d3 =p2p.Install(n1n3);NetDeviceContainer d3d4 =p2p.Install(n3n4);NetDeviceContainer d3d5 =p2p.Install(n3n5);Ipv4AddressHelper ipv4;ipv4.SetBase("10.1.1.0","255.255.255.0");Ipv4InterfaceContainer i0i1 = ipv4.Assign(d0d1);ipv4.SetBase("10.1.2.0","255.255.255.0");ipv4.Assign(d1d2);ipv4.SetBase("10.1.3.0","255.255.255.0");ipv4.Assign(d1d3);ipv4.SetBase("10.1.4.0","255.255.255.0");ipv4.Assign(d3d4);ipv4.SetBase("10.1.5.0","255.255.255.0");ipv4.Assign(d3d5);Ipv4InterfaceContainer i3i5 = ipv4.Assign(d3d5);uint16_t port = 50000;ApplicationContainer sinkApp;Address sinkLocalAddress (InetSocketAddress (Ipv4Address::GetAny (), port));PacketSinkHelper sinkHelper ("ns3::TcpSocketFactory", sinkLocalAddress);sinkApp.Add(sinkHelper.Install(nodes.Get(0)));sinkApp.Start (Seconds (0.0));sinkApp.Stop (Seconds (10.0));OnOffHelper clientHelper ("ns3::TcpSocketFactory", Address ());clientHelper.SetAttribute ("OnTime", StringValue ("ns3::ConstantRandomVariable[Constant=1]"));clientHelper.SetAttribute ("OffTime", StringValue ("ns3::ConstantRandomVariable[Constant=0]"));ApplicationContainer clientApps;AddressValue remoteAddress(InetSocketAddress (i0i1.GetAddress (0), port));clientHelper.SetAttribute("Remote",remoteAddress);clientApps.Add(clientHelper.Install(nodes.Get(5)));clientApps.Start(Seconds(1.0));clientApps.Stop (Seconds (10.0));Ipv4GlobalRoutingHelper::PopulateRoutingTables ();//嗅探,记录所有节点相关的数据包
Simulator::Run ();Simulator::Destroy ();return 0;
}

  NodeContainer nodes;nodes.Create (6);NodeContainer n0n1 = NodeContainer(nodes.Get(0),nodes.Get(1));NodeContainer n1n2 = NodeContainer(nodes.Get(1),nodes.Get(2));NodeContainer n1n3 = NodeContainer(nodes.Get(1),nodes.Get(3));NodeContainer n3n4 = NodeContainer(nodes.Get(3),nodes.Get(4));NodeContainer n3n5 = NodeContainer(nodes.Get(3),nodes.Get(5));InternetStackHelper internet;internet.Install(nodes);PointToPointHelper p2p;p2p.SetDeviceAttribute("DataRate",StringValue("100Mbps"));p2p.SetChannelAttribute("Delay",StringValue("2ms"));NetDeviceContainer nets;NetDeviceContainer d0d1 =p2p.Install(n0n1);NetDeviceContainer d1d2 =p2p.Install(n1n2);NetDeviceContainer d1d3 =p2p.Install(n1n3);NetDeviceContainer d3d4 =p2p.Install(n3n4);NetDeviceContainer d3d5 =p2p.Install(n3n5);Ipv4AddressHelper ipv4;ipv4.SetBase("10.1.1.0","255.255.255.0");Ipv4InterfaceContainer i0i1 = ipv4.Assign(d0d1);ipv4.SetBase("10.1.2.0","255.255.255.0");ipv4.Assign(d1d2);ipv4.SetBase("10.1.3.0","255.255.255.0");ipv4.Assign(d1d3);ipv4.SetBase("10.1.4.0","255.255.255.0");ipv4.Assign(d3d4);ipv4.SetBase("10.1.5.0","255.255.255.0");ipv4.Assign(d3d5);Ipv4InterfaceContainer i3i5 = ipv4.Assign(d3d5);

  uint16_t port = 50000;ApplicationContainer sinkApp;Address sinkLocalAddress (InetSocketAddress (Ipv4Address::GetAny (), port)); //获得节点1的IP的地址以及端口号PacketSinkHelper sinkHelper ("ns3::TcpSocketFactory", sinkLocalAddress);   //设置为TCP连接sinkApp.Add(sinkHelper.Install(nodes.Get(0)));  //把应用程序装入节点0sinkApp.Start (Seconds (0.0));sinkApp.Stop (Seconds (10.0));OnOffHelper clientHelper ("ns3::TcpSocketFactory", Address ());clientHelper.SetAttribute ("OnTime", StringValue ("ns3::ConstantRandomVariable[Constant=1]"));clientHelper.SetAttribute ("OffTime", StringValue ("ns3::ConstantRandomVariable[Constant=0]"));ApplicationContainer clientApps;AddressValue remoteAddress(InetSocketAddress (i0i1.GetAddress (0), port));  //设置远端IP以及端口，即服务器应用的IP和端口clientHelper.SetAttribute("Remote",remoteAddress);clientApps.Add(clientHelper.Install(nodes.Get(5))); //把应用程序装入节点5clientApps.Start(Seconds(1.0));clientApps.Stop (Seconds (10.0));