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unison/examples/wireless/ht-wifi-network.cc
2015-03-19 21:07:13 +01:00

378 lines
12 KiB
C++

/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2009 MIRKO BANCHI
*
* 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
*
* Authors: Mirko Banchi <mk.banchi@gmail.com>
* Sebastien Deronne <sebastien.deronne@gmail.com>
*/
#include "ns3/core-module.h"
#include "ns3/network-module.h"
#include "ns3/applications-module.h"
#include "ns3/wifi-module.h"
#include "ns3/mobility-module.h"
#include "ns3/ipv4-global-routing-helper.h"
#include "ns3/internet-module.h"
//This is a simple example of an IEEE 802.11n Wi-Fi network.
//
//Network topology:
//
// Wifi 192.168.1.0
//
// AP
// * *
// | |
// n1 n2
//
//Packets in this simulation aren't marked with a QosTag so they are considered
//belonging to BestEffort Access Class (AC_BE).
using namespace ns3;
NS_LOG_COMPONENT_DEFINE ("ht-wifi-network");
int main (int argc, char *argv[])
{
bool udp = true;
double simulationTime = 10; //seconds
CommandLine cmd;
cmd.AddValue ("simulationTime", "Simulation time in seconds", simulationTime);
cmd.AddValue ("udp", "UDP if set to 1, TCP otherwise", udp);
cmd.Parse (argc,argv);
std::cout << "DataRate" << "\t" << "Throughput" << '\n';
for (int i = 0; i <= 31; i++)
{
uint32_t payloadSize; //1500 byte IP packet
if (udp)
{
payloadSize = 1472; //bytes
}
else
{
payloadSize = 1448; //bytes
Config::SetDefault ("ns3::TcpSocket::SegmentSize", UintegerValue (payloadSize));
}
NodeContainer wifiStaNode;
wifiStaNode.Create (1);
NodeContainer wifiApNode;
wifiApNode.Create (1);
YansWifiChannelHelper channel = YansWifiChannelHelper::Default ();
YansWifiPhyHelper phy = YansWifiPhyHelper::Default ();
phy.SetChannel (channel.Create ());
if (i <= 7)
{
phy.Set ("ShortGuardEnabled", BooleanValue (false));
phy.Set ("ChannelBonding", BooleanValue (false));
}
else if (i > 7 && i <= 15)
{
phy.Set ("ShortGuardEnabled", BooleanValue (true));
phy.Set ("ChannelBonding", BooleanValue (false));
}
else if (i > 15 && i <= 23)
{
phy.Set ("ShortGuardEnabled", BooleanValue (false));
phy.Set ("ChannelBonding", BooleanValue (true));
}
else
{
phy.Set ("ShortGuardEnabled", BooleanValue (true));
phy.Set ("ChannelBonding", BooleanValue (true));
}
WifiHelper wifi = WifiHelper::Default ();
wifi.SetStandard (WIFI_PHY_STANDARD_80211n_5GHZ);
HtWifiMacHelper mac = HtWifiMacHelper::Default ();
Ssid ssid = Ssid ("ns380211n");
double datarate = 0;
StringValue DataRate;
if (i == 0)
{
DataRate = StringValue ("OfdmRate6_5MbpsBW20MHz");
datarate = 6.5;
}
else if (i == 1)
{
DataRate = StringValue ("OfdmRate13MbpsBW20MHz");
datarate = 13;
}
else if (i == 2)
{
DataRate = StringValue ("OfdmRate19_5MbpsBW20MHz");
datarate = 19.5;
}
else if (i == 3)
{
DataRate = StringValue ("OfdmRate26MbpsBW20MHz");
datarate = 26;
}
else if (i == 4)
{
DataRate = StringValue ("OfdmRate39MbpsBW20MHz");
datarate = 39;
}
else if (i == 5)
{
DataRate = StringValue ("OfdmRate52MbpsBW20MHz");
datarate = 52;
}
else if (i == 6)
{
DataRate = StringValue ("OfdmRate58_5MbpsBW20MHz");
datarate = 58.5;
}
else if (i == 7)
{
DataRate = StringValue ("OfdmRate65MbpsBW20MHz");
datarate = 65;
}
else if (i == 8)
{
DataRate = StringValue ("OfdmRate7_2MbpsBW20MHz");
datarate = 7.2;
}
else if (i == 9)
{
DataRate = StringValue ("OfdmRate14_4MbpsBW20MHz");
datarate = 14.4;
}
else if (i == 10)
{
DataRate = StringValue ("OfdmRate21_7MbpsBW20MHz");
datarate = 21.7;
}
else if (i == 11)
{
DataRate = StringValue ("OfdmRate28_9MbpsBW20MHz");
datarate = 28.9;
}
else if (i == 12)
{
DataRate = StringValue ("OfdmRate43_3MbpsBW20MHz");
datarate = 43.3;
}
else if (i == 13)
{
DataRate = StringValue ("OfdmRate57_8MbpsBW20MHz");
datarate = 57.8;
}
else if (i == 14)
{
DataRate = StringValue ("OfdmRate65MbpsBW20MHzShGi");
datarate = 65;
}
else if (i == 15)
{
DataRate = StringValue ("OfdmRate72_2MbpsBW20MHz");
datarate = 72.2;
}
else if (i == 16)
{
DataRate = StringValue ("OfdmRate13_5MbpsBW40MHz");
datarate = 13.5;
}
else if (i == 17)
{
DataRate = StringValue ("OfdmRate27MbpsBW40MHz");
datarate = 27;
}
else if (i == 18)
{
DataRate = StringValue ("OfdmRate40_5MbpsBW40MHz");
datarate = 40.5;
}
else if (i == 19)
{
DataRate = StringValue ("OfdmRate54MbpsBW40MHz");
datarate = 54;
}
else if (i == 20)
{
DataRate = StringValue ("OfdmRate81MbpsBW40MHz");
datarate = 81;
}
else if (i == 21)
{
DataRate = StringValue ("OfdmRate108MbpsBW40MHz");
datarate = 108;
}
else if (i == 22)
{
DataRate = StringValue ("OfdmRate121_5MbpsBW40MHz");
datarate = 121.5;
}
else if (i == 23)
{
DataRate = StringValue ("OfdmRate135MbpsBW40MHz");
datarate = 135;
}
else if (i == 24)
{
DataRate = StringValue ("OfdmRate15MbpsBW40MHz");
datarate = 15;
}
else if (i == 25)
{
DataRate = StringValue ("OfdmRate30MbpsBW40MHz");
datarate = 30;
}
else if (i == 26)
{
DataRate = StringValue ("OfdmRate45MbpsBW40MHz");
datarate = 45;
}
else if (i == 27)
{
DataRate = StringValue ("OfdmRate60MbpsBW40MHz");
datarate = 60;
}
else if (i == 28)
{
DataRate = StringValue ("OfdmRate90MbpsBW40MHz");
datarate = 90;
}
else if (i == 29)
{
DataRate = StringValue ("OfdmRate120MbpsBW40MHz");
datarate = 120;
}
else if (i == 30)
{
DataRate = StringValue ("OfdmRate135MbpsBW40MHzShGi");
datarate = 135;
}
else
{
DataRate = StringValue ("OfdmRate150MbpsBW40MHz");
datarate = 150;
}
wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager","DataMode", DataRate,
"ControlMode", DataRate);
mac.SetType ("ns3::StaWifiMac",
"Ssid", SsidValue (ssid),
"ActiveProbing", BooleanValue (false));
NetDeviceContainer staDevice;
staDevice = wifi.Install (phy, mac, wifiStaNode);
mac.SetType ("ns3::ApWifiMac",
"Ssid", SsidValue (ssid));
NetDeviceContainer apDevice;
apDevice = wifi.Install (phy, mac, wifiApNode);
// mobility.
MobilityHelper mobility;
Ptr<ListPositionAllocator> positionAlloc = CreateObject<ListPositionAllocator> ();
positionAlloc->Add (Vector (0.0, 0.0, 0.0));
positionAlloc->Add (Vector (1.0, 0.0, 0.0));
mobility.SetPositionAllocator (positionAlloc);
mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
mobility.Install (wifiApNode);
mobility.Install (wifiStaNode);
/* Internet stack*/
InternetStackHelper stack;
stack.Install (wifiApNode);
stack.Install (wifiStaNode);
Ipv4AddressHelper address;
address.SetBase ("192.168.1.0", "255.255.255.0");
Ipv4InterfaceContainer staNodeInterface;
Ipv4InterfaceContainer apNodeInterface;
staNodeInterface = address.Assign (staDevice);
apNodeInterface = address.Assign (apDevice);
/* Setting applications */
ApplicationContainer serverApp, sinkApp;
if (udp)
{
//UDP flow
UdpServerHelper myServer (9);
serverApp = myServer.Install (wifiStaNode.Get (0));
serverApp.Start (Seconds (0.0));
serverApp.Stop (Seconds (simulationTime+1));
UdpClientHelper myClient (staNodeInterface.GetAddress (0), 9);
myClient.SetAttribute ("MaxPackets", UintegerValue (4294967295u));
myClient.SetAttribute ("Interval", TimeValue (Time ("0.00002"))); //packets/s
myClient.SetAttribute ("PacketSize", UintegerValue (payloadSize));
ApplicationContainer clientApp = myClient.Install (wifiApNode.Get (0));
clientApp.Start (Seconds (1.0));
clientApp.Stop (Seconds (simulationTime+1));
}
else
{
//TCP flow
uint16_t port = 50000;
Address apLocalAddress (InetSocketAddress (Ipv4Address::GetAny (), port));
PacketSinkHelper packetSinkHelper ("ns3::TcpSocketFactory", apLocalAddress);
sinkApp = packetSinkHelper.Install (wifiStaNode.Get (0));
sinkApp.Start (Seconds (0.0));
sinkApp.Stop (Seconds (simulationTime+1));
OnOffHelper onoff ("ns3::TcpSocketFactory",Ipv4Address::GetAny ());
onoff.SetAttribute ("OnTime", StringValue ("ns3::ConstantRandomVariable[Constant=1]"));
onoff.SetAttribute ("OffTime", StringValue ("ns3::ConstantRandomVariable[Constant=0]"));
onoff.SetAttribute ("PacketSize", UintegerValue (payloadSize));
onoff.SetAttribute ("DataRate", DataRateValue (1000000000)); //bit/s
ApplicationContainer apps;
AddressValue remoteAddress (InetSocketAddress (staNodeInterface.GetAddress (0), port));
onoff.SetAttribute ("Remote", remoteAddress);
apps.Add (onoff.Install (wifiApNode.Get (0)));
apps.Start (Seconds (1.0));
apps.Stop (Seconds (simulationTime+1));
}
Ipv4GlobalRoutingHelper::PopulateRoutingTables ();
Simulator::Stop (Seconds (simulationTime+1));
Simulator::Run ();
Simulator::Destroy ();
double throughput = 0;
if (udp)
{
//UDP
uint32_t totalPacketsThrough = DynamicCast<UdpServer> (serverApp.Get (0))->GetReceived ();
throughput = totalPacketsThrough * payloadSize * 8 / (simulationTime * 1000000.0); //Mbit/s
}
else
{
//TCP
uint32_t totalPacketsThrough = DynamicCast<PacketSink> (sinkApp.Get (0))->GetTotalRx ();
throughput = totalPacketsThrough * 8 / (simulationTime * 1000000.0); //Mbit/s
}
std::cout << datarate << "\t\t" << throughput << " Mbit/s" << std::endl;
}
return 0;
}