tutorial/tutorial-csma-echo.cc
author Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
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output the initial value of the attributes
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/*
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License version 2 as
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 * published by the Free Software Foundation;
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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 */
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#include "ns3/core-module.h"
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#include "ns3/simulator-module.h"
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#include "ns3/helper-module.h"
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NS_LOG_COMPONENT_DEFINE ("UdpEchoSimulation");
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using namespace ns3;
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int 
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main (int argc, char *argv[])
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{
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  LogComponentEnable ("UdpEchoSimulation", LOG_LEVEL_INFO);
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  NS_LOG_INFO ("UDP Echo Simulation");
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  NodeContainer n;
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  n.Create (4);
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  InternetStackHelper internet;
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  internet.Install (n);
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  CsmaHelper csma;
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  csma.SetChannelParameter ("BitRate", StringValue ("5Mbps"));
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  csma.SetChannelParameter ("Delay", StringValue ("2ms"));
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  NetDeviceContainer nd = csma.Install (n);
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  Ipv4AddressHelper ipv4;
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  ipv4.SetBase ("10.1.1.0", "255.255.255.0");
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  Ipv4InterfaceContainer i = ipv4.Assign (nd);
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  uint16_t port = 7;
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  UdpEchoClientHelper client;
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  client.SetRemote (i.GetAddress (1), port);
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  client.SetAppAttribute ("MaxPackets", UintegerValue (1));
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  client.SetAppAttribute ("Interval", StringValue ("1s"));
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  client.SetAppAttribute ("PacketSize", UintegerValue (1024));
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  ApplicationContainer apps = client.Install (n.Get (0));
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  apps.Start (Seconds (2.0));
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  apps.Stop (Seconds (10.0));
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  UdpEchoServerHelper server;
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  server.SetPort (port);
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  apps = server.Install (n.Get (1));
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  apps.Start (Seconds (1.0));
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  apps.Stop (Seconds (10.0));
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  Simulator::Run ();
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  Simulator::Destroy ();
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}