improve ht-wifi-network example
This commit is contained in:
Sébastien Deronne
@@ -15,7 +15,8 @@
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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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* Author: Mirko Banchi <mk.banchi@gmail.com>
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* Authors: Mirko Banchi <mk.banchi@gmail.com>
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* Sebastien Deronne <sebastien.deronne@gmail.com>
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*/
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#include "ns3/core-module.h"
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#include "ns3/network-module.h"
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@@ -25,220 +26,352 @@
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#include "ns3/ipv4-global-routing-helper.h"
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#include "ns3/internet-module.h"
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//This is a simple example in order to show how 802.11n frame aggregation feature (A-MSDU) works.
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//This is a simple example of an IEEE 802.11n Wi-Fi network.
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//
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//Network topology:
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//
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//
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// Wifi 192.168.1.0
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//
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// AP
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// * * *
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// | | |
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// n1 n2 n3
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//
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// AP
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// * *
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// | |
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// n1 n2
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//
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//Packets in this simulation aren't marked with a QosTag so they are considered
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//belonging to BestEffort Access Class (AC_BE).
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using namespace ns3;
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NS_LOG_COMPONENT_DEFINE ("DataRates");
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double rxBytessum=0;
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double throughput=0;
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//===========================================================================
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//Set position of the nodes
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//===========================================================================
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static void
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SetPosition (Ptr<Node> node, Vector position)
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{
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Ptr<MobilityModel> mobility = node->GetObject<MobilityModel> ();
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mobility->SetPosition (position);
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}
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//==========================================================================
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//==========================================================================
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NS_LOG_COMPONENT_DEFINE ("ht-wifi-network");
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int main (int argc, char *argv[])
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{
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std::cout << "DataRate" <<" " << "Throughput" << '\n';
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bool udp = true;
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int i=2;
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for (;i <= 2; i++)
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{
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uint32_t nWifi = 1;
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CommandLine cmd;
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cmd.AddValue ("nWifi", "Number of wifi STA devices", nWifi);
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cmd.Parse (argc,argv);
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Config::SetDefault ("ns3::WifiRemoteStationManager::FragmentationThreshold", StringValue ("990000"));
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// disable rts cts all the time.
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Config::SetDefault ("ns3::WifiRemoteStationManager::RtsCtsThreshold", StringValue ("99000"));
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NodeContainer wifiNodes;
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wifiNodes.Create (1);
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NodeContainer wifiApNode;
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wifiApNode.Create (1);
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YansWifiChannelHelper channel = YansWifiChannelHelper::Default ();
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YansWifiPhyHelper phy = YansWifiPhyHelper::Default ();
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phy.SetChannel (channel.Create ());
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if (i ==3 || i == 4)
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phy.Set ("ShortGuardEnabled",BooleanValue(true));
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//phy.Set ("GreenfieldEnabled",BooleanValue(true));
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double simulationTime = 10; //seconds
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CommandLine cmd;
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cmd.AddValue ("simulationTime", "Simulation time in seconds", simulationTime);
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cmd.AddValue ("udp", "UDP if set to 1, TCP otherwise", udp);
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cmd.Parse (argc,argv);
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WifiHelper wifi = WifiHelper::Default ();
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wifi.SetStandard (WIFI_PHY_STANDARD_80211n_2_4GHZ);
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HtWifiMacHelper mac = HtWifiMacHelper::Default ();
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std::cout << "DataRate" << "\t" << "Throughput" << '\n';
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for (int mcs = 0; mcs <= 31; mcs++)
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{
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uint32_t payloadSize; //1500 byte IP packet
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if (udp)
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{
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payloadSize = 1472; //bytes
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}
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else
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{
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payloadSize = 1448; //bytes
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Config::SetDefault ("ns3::TcpSocket::SegmentSize", UintegerValue (payloadSize));
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}
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Ssid ssid = Ssid ("ns380211n");
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double datarate = 0;
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StringValue DataRate;
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if (i==0)
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{
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DataRate = StringValue("OfdmRate6_5MbpsBW20MHz");
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datarate = 6.5;
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}
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else if (i==1)
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{
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DataRate = StringValue("OfdmRate58_5MbpsBW20MHz");
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datarate = 58.5;
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}
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else if (i == 2)
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{
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DataRate = StringValue("OfdmRate65MbpsBW20MHz");
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datarate = 65;
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}
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else if (i == 3)
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{
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DataRate = StringValue("OfdmRate57_8MbpsBW20MHz");
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datarate = 57.8;
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}
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else if (i == 4)
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{
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DataRate = StringValue("OfdmRate72_2MbpsBW20MHz");
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datarate = 72.2;
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}
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NodeContainer wifiStaNode;
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wifiStaNode.Create (1);
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NodeContainer wifiApNode;
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wifiApNode.Create (1);
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wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager","DataMode", DataRate,
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"ControlMode", DataRate);
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mac.SetType ("ns3::StaWifiMac",
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"Ssid", SsidValue (ssid),
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"ActiveProbing", BooleanValue (false));
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NetDeviceContainer staDevices;
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staDevices = wifi.Install (phy, mac, wifiNodes);
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YansWifiChannelHelper channel = YansWifiChannelHelper::Default ();
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YansWifiPhyHelper phy = YansWifiPhyHelper::Default ();
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phy.SetChannel (channel.Create ());
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mac.SetType ("ns3::ApWifiMac",
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"Ssid", SsidValue (ssid));
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NetDeviceContainer apDevice;
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apDevice = wifi.Install (phy, mac, wifiApNode);
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/* Ptr<WifiRemoteStationManager> apStationManager =
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DynamicCast<WifiNetDevice>(apDevice.Get (0))->GetRemoteStationManager ();
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apStationManager->AddBasicMode (WifiMode ("OfdmRate13MbpsBW20MHz"));
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apStationManager->AddBasicMode (WifiMode ("OfdmRate19_5MbpsBW20MHz"));
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apStationManager->AddBasicMode (WifiMode ("OfdmRate26MbpsBW20MHz"));
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apStationManager->AddBasicMode (WifiMode ("OfdmRate39MbpsBW20MHz"));
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Ptr<WifiRemoteStationManager> staStationManager =
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DynamicCast<WifiNetDevice> (staDevices.Get (0))->GetRemoteStationManager ();
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staStationManager->AddBasicMode (WifiMode ("OfdmRate13MbpsBW20MHz"));
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staStationManager->AddBasicMode (WifiMode ("OfdmRate19_5MbpsBW20MHz"));
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staStationManager->AddBasicMode (WifiMode ("OfdmRate26MbpsBW20MHz"));
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staStationManager->AddBasicMode (WifiMode ("OfdmRate39MbpsBW20MHz"));*/
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// mobility.
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MobilityHelper mobility;
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mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
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mobility.Install (wifiNodes);
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mobility.Install (wifiApNode);
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SetPosition (wifiNodes.Get(0), Vector (1.0,0.0,0.0));
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SetPosition (wifiApNode.Get(0), Vector (0.0,0.0,0.0));
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if (mcs <= 7)
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{
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phy.Set ("ShortGuardEnabled", BooleanValue (false));
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phy.Set ("ChannelBonding", BooleanValue (false));
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}
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else if (mcs > 7 && mcs <= 15)
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{
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phy.Set ("ShortGuardEnabled", BooleanValue (true));
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phy.Set ("ChannelBonding", BooleanValue (false));
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}
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else if (mcs > 15 && mcs <= 23)
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{
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phy.Set ("ShortGuardEnabled", BooleanValue (false));
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phy.Set ("ChannelBonding", BooleanValue (true));
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}
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else
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{
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phy.Set ("ShortGuardEnabled", BooleanValue (true));
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phy.Set ("ChannelBonding", BooleanValue (true));
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}
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/* Internet stack*/
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InternetStackHelper stack;
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stack.Install (wifiApNode);
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stack.Install (wifiNodes);
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WifiHelper wifi = WifiHelper::Default ();
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wifi.SetStandard (WIFI_PHY_STANDARD_80211n_5GHZ);
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HtWifiMacHelper mac = HtWifiMacHelper::Default ();
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Ipv4AddressHelper address;
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Ssid ssid = Ssid ("ns380211n");
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address.SetBase ("10.1.3.0", "255.255.255.0");
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Ipv4InterfaceContainer wifiNodesInterfaces;
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Ipv4InterfaceContainer apNodeInterface;
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double datarate = 0;
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StringValue DataRate;
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if (mcs == 0)
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{
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DataRate = StringValue ("OfdmRate6_5MbpsBW20MHz");
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datarate = 6.5;
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}
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else if (mcs == 1)
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{
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DataRate = StringValue ("OfdmRate13MbpsBW20MHz");
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datarate = 13;
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}
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else if (mcs == 2)
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{
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DataRate = StringValue ("OfdmRate19_5MbpsBW20MHz");
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datarate = 19.5;
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}
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else if (mcs == 3)
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{
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DataRate = StringValue ("OfdmRate26MbpsBW20MHz");
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datarate = 26;
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}
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else if (mcs == 4)
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{
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DataRate = StringValue ("OfdmRate39MbpsBW20MHz");
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datarate = 39;
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}
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else if (mcs == 5)
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{
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DataRate = StringValue ("OfdmRate52MbpsBW20MHz");
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datarate = 52;
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}
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else if (mcs == 6)
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{
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DataRate = StringValue ("OfdmRate58_5MbpsBW20MHz");
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datarate = 58.5;
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}
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else if (mcs == 7)
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{
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DataRate = StringValue ("OfdmRate65MbpsBW20MHz");
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datarate = 65;
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}
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else if (mcs == 8)
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{
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DataRate = StringValue ("OfdmRate7_2MbpsBW20MHz");
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datarate = 7.2;
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}
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else if (mcs == 9)
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{
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DataRate = StringValue ("OfdmRate14_4MbpsBW20MHz");
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datarate = 14.4;
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}
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else if (mcs == 10)
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{
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DataRate = StringValue ("OfdmRate21_7MbpsBW20MHz");
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datarate = 21.7;
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}
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else if (mcs == 11)
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{
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DataRate = StringValue ("OfdmRate28_9MbpsBW20MHz");
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datarate = 28.9;
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}
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else if (mcs == 12)
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{
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DataRate = StringValue ("OfdmRate43_3MbpsBW20MHz");
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datarate = 43.3;
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}
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else if (mcs == 13)
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{
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DataRate = StringValue ("OfdmRate57_8MbpsBW20MHz");
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datarate = 57.8;
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}
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else if (mcs == 14)
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{
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DataRate = StringValue ("OfdmRate65MbpsBW20MHzShGi");
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datarate = 65;
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}
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else if (mcs == 15)
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{
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DataRate = StringValue ("OfdmRate72_2MbpsBW20MHz");
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datarate = 72.2;
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}
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else if (mcs == 16)
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{
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DataRate = StringValue ("OfdmRate13_5MbpsBW40MHz");
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datarate = 13.5;
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}
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else if (mcs == 17)
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{
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DataRate = StringValue ("OfdmRate27MbpsBW40MHz");
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datarate = 27;
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}
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else if (mcs == 18)
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{
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DataRate = StringValue ("OfdmRate40_5MbpsBW40MHz");
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datarate = 40.5;
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}
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else if (mcs == 19)
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{
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DataRate = StringValue ("OfdmRate54MbpsBW40MHz");
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datarate = 54;
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}
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else if (mcs == 20)
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{
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DataRate = StringValue ("OfdmRate81MbpsBW40MHz");
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datarate = 81;
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}
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else if (mcs == 21)
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{
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DataRate = StringValue ("OfdmRate108MbpsBW40MHz");
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datarate = 108;
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}
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else if (mcs == 22)
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{
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DataRate = StringValue ("OfdmRate121_5MbpsBW40MHz");
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datarate = 121.5;
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}
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else if (mcs == 23)
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{
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DataRate = StringValue ("OfdmRate135MbpsBW40MHz");
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datarate = 135;
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}
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else if (mcs == 24)
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{
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DataRate = StringValue ("OfdmRate15MbpsBW40MHz");
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datarate = 15;
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}
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else if (mcs == 25)
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{
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DataRate = StringValue ("OfdmRate30MbpsBW40MHz");
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datarate = 30;
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}
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else if (mcs == 26)
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{
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DataRate = StringValue ("OfdmRate45MbpsBW40MHz");
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datarate = 45;
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}
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else if (mcs == 27)
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{
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DataRate = StringValue ("OfdmRate60MbpsBW40MHz");
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datarate = 60;
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}
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else if (mcs == 28)
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{
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DataRate = StringValue ("OfdmRate90MbpsBW40MHz");
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datarate = 90;
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}
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else if (mcs == 29)
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{
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DataRate = StringValue ("OfdmRate120MbpsBW40MHz");
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datarate = 120;
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}
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else if (mcs == 30)
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{
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DataRate = StringValue ("OfdmRate135MbpsBW40MHzShGi");
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datarate = 135;
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}
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else
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{
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DataRate = StringValue ("OfdmRate150MbpsBW40MHz");
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datarate = 150;
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}
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wifiNodesInterfaces = address.Assign (staDevices);
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apNodeInterface = address.Assign (apDevice);
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wifi.SetRemoteStationManager ("ns3::ConstantRateWifiManager","DataMode", DataRate,
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"ControlMode", DataRate);
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mac.SetType ("ns3::StaWifiMac",
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"Ssid", SsidValue (ssid),
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"ActiveProbing", BooleanValue (false));
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ApplicationContainer serverApps,sink1App;
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NetDeviceContainer staDevice;
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staDevice = wifi.Install (phy, mac, wifiStaNode);
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double t=10;
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mac.SetType ("ns3::ApWifiMac",
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"Ssid", SsidValue (ssid));
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/* Setting applications */
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if (udp)
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{
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UdpServerHelper myServer (9);
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serverApps = myServer.Install (wifiNodes.Get (0));
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serverApps.Start (Seconds (0.0));
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serverApps.Stop (Seconds (t));
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NetDeviceContainer apDevice;
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apDevice = wifi.Install (phy, mac, wifiApNode);
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UdpClientHelper myClient (wifiNodesInterfaces.GetAddress (0), 9);
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myClient.SetAttribute ("MaxPackets", UintegerValue (64707202));
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myClient.SetAttribute ("Interval", TimeValue (Time ("0.00002")));
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myClient.SetAttribute ("PacketSize", UintegerValue (1500));
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ApplicationContainer clientApps = myClient.Install (wifiApNode.Get (0));
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clientApps.Start (Seconds (0.0));
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clientApps.Stop (Seconds (t));
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}
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else
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{
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// mobility.
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MobilityHelper mobility;
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Ptr<ListPositionAllocator> positionAlloc = CreateObject<ListPositionAllocator> ();
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//TCP flow
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uint16_t port = 50000;
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Address apLocalAddress (InetSocketAddress (Ipv4Address::GetAny (), port));
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PacketSinkHelper packetSinkHelper ("ns3::TcpSocketFactory", apLocalAddress);
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sink1App = packetSinkHelper.Install (wifiNodes.Get (0));
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positionAlloc->Add (Vector (0.0, 0.0, 0.0));
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positionAlloc->Add (Vector (1.0, 0.0, 0.0));
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mobility.SetPositionAllocator (positionAlloc);
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sink1App.Start (Seconds (0.0));
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sink1App.Stop (Seconds (t));
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OnOffHelper onoff ("ns3::TcpSocketFactory",Ipv4Address::GetAny ());
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onoff.SetAttribute ("OnTime", StringValue ("ns3::ConstantRandomVariable[Constant=30.0]")); //in seconds
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onoff.SetAttribute ("OffTime", StringValue ("ns3::ConstantRandomVariable[Constant=0.0]"));
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onoff.SetAttribute ("PacketSize", UintegerValue (1500-30));//1024
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onoff.SetAttribute ("DataRate", DataRateValue (100000000));//51200
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ApplicationContainer apps;
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mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
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AddressValue remoteAddress (InetSocketAddress (wifiNodesInterfaces.GetAddress(0), port));
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onoff.SetAttribute ("Remote", remoteAddress);
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apps.Add (onoff.Install (wifiApNode.Get (0)));
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apps.Start (Seconds (0.0));
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apps.Stop (Seconds (t));
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}
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mobility.Install (wifiApNode);
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mobility.Install (wifiStaNode);
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Ipv4GlobalRoutingHelper::PopulateRoutingTables ();
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/* Internet stack*/
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InternetStackHelper stack;
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stack.Install (wifiApNode);
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stack.Install (wifiStaNode);
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Simulator::Stop (Seconds (t));
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Simulator::Run ();
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Simulator::Destroy ();
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Ipv4AddressHelper address;
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//UDP
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if (udp)
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{
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uint32_t totalPacketsThrough = DynamicCast<UdpServer>(serverApps.Get (0))->GetReceived ();
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throughput=totalPacketsThrough*1500*8/(t*1000000.0);
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}
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else
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{
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//TCP
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uint32_t totalPacketsThrough = DynamicCast<PacketSink>(sink1App.Get (0))->GetTotalRx ();
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throughput=totalPacketsThrough*8/((t-3)*1000000.0);
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}
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std::cout << datarate <<" " << throughput << '\n';
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}
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address.SetBase ("192.168.1.0", "255.255.255.0");
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Ipv4InterfaceContainer staNodeInterface;
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||||
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 (4294967295));
|
||||
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;
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user