21#include "ns3/command-line.h"
22#include "ns3/config.h"
23#include "ns3/uinteger.h"
24#include "ns3/boolean.h"
25#include "ns3/string.h"
27#include "ns3/yans-wifi-helper.h"
29#include "ns3/mobility-helper.h"
30#include "ns3/internet-stack-helper.h"
31#include "ns3/ipv4-address-helper.h"
32#include "ns3/packet-sink-helper.h"
33#include "ns3/on-off-helper.h"
34#include "ns3/ipv4-global-routing-helper.h"
35#include "ns3/packet-sink.h"
36#include "ns3/yans-wifi-channel.h"
48int main (
int argc,
char *argv[])
51 double simulationTime = 10;
52 double distance = 1.0;
54 uint8_t channelWidth = 20;
55 bool useShortGuardInterval =
false;
59 cmd.AddValue (
"nWifi",
"Number of stations",
nWifi);
60 cmd.AddValue (
"distance",
"Distance in meters between the stations and the access point", distance);
61 cmd.AddValue (
"simulationTime",
"Simulation time in seconds", simulationTime);
62 cmd.AddValue (
"useRts",
"Enable/disable RTS/CTS", useRts);
63 cmd.AddValue (
"mcs",
"MCS value (0 - 7)", mcs);
64 cmd.AddValue (
"channelWidth",
"Channel width in MHz", channelWidth);
65 cmd.AddValue (
"useShortGuardInterval",
"Enable/disable short guard interval", useShortGuardInterval);
66 cmd.Parse (argc,argv);
81 std::ostringstream oss;
82 oss <<
"HtMcs" << mcs;
83 wifi.SetRemoteStationManager (
"ns3::ConstantRateWifiManager",
90 mac.SetType (
"ns3::StaWifiMac",
96 mac.SetType (
"ns3::ApWifiMac",
103 Config::Set (
"/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/Phy/ChannelSettings",
104 StringValue (
"{0, " + std::to_string (channelWidth) +
", BAND_2_4GHZ, 0}"));
107 Config::Set (
"/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/HtConfiguration/ShortGuardIntervalSupported",
BooleanValue (useShortGuardInterval));
112 positionAlloc->Add (
Vector (0.0, 0.0, 0.0));
115 positionAlloc->Add (
Vector (distance, 0.0, 0.0));
117 mobility.SetPositionAllocator (positionAlloc);
118 mobility.SetMobilityModel (
"ns3::ConstantPositionMobilityModel");
128 address.SetBase (
"192.168.1.0",
"255.255.255.0");
132 apNodeInterface =
address.Assign (apDevice);
136 std::vector<uint8_t> tosValues = {0x70, 0x28, 0xb8, 0xc0};
140 for (uint8_t tosValue : tosValues)
143 const auto address = ipv4->GetAddress (1, 0).GetLocal ();
145 sinkSocket.SetTos (tosValue);
146 OnOffHelper onOffHelper (
"ns3::UdpSocketFactory", sinkSocket);
147 onOffHelper.SetAttribute (
"OnTime",
StringValue (
"ns3::ConstantRandomVariable[Constant=1]"));
148 onOffHelper.SetAttribute (
"OffTime",
StringValue (
"ns3::ConstantRandomVariable[Constant=0]"));
150 onOffHelper.SetAttribute (
"PacketSize",
UintegerValue (1472));
151 sourceApplications.
Add (onOffHelper.Install (
wifiStaNodes.Get (index)));
153 sinkApplications.
Add (packetSinkHelper.Install (
wifiApNode.Get (0)));
158 sinkApplications.
Stop (
Seconds (simulationTime + 1));
160 sourceApplications.
Stop (
Seconds (simulationTime + 1));
162 Ipv4GlobalRoutingHelper::PopulateRoutingTables ();
164 Simulator::Stop (
Seconds (simulationTime + 1));
167 double throughput = 0;
168 for (
uint32_t index = 0; index < sinkApplications.
GetN (); ++index)
170 uint64_t totalPacketsThrough = DynamicCast<PacketSink> (sinkApplications.
Get (index))->GetTotalRx ();
171 throughput += ((totalPacketsThrough * 8) / (simulationTime * 1000000.0));
174 Simulator::Destroy ();
178 std::cout <<
"Aggregated throughput: " << throughput <<
" Mbit/s" << std::endl;
holds a vector of ns3::Application pointers.
Ptr< Application > Get(uint32_t i) const
Get the Ptr<Application> stored in this container at a given index.
void Start(Time start)
Arrange for all of the Applications in this container to Start() at the Time given as a parameter.
void Add(ApplicationContainer other)
Append the contents of another ApplicationContainer to the end of this container.
void Stop(Time stop)
Arrange for all of the Applications in this container to Stop() at the Time given as a parameter.
uint32_t GetN(void) const
Get the number of Ptr<Application> stored in this container.
AttributeValue implementation for Boolean.
Parse command-line arguments.
AttributeValue implementation for DataRate.
aggregate IP/TCP/UDP functionality to existing Nodes.
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
Access to the IPv4 forwarding table, interfaces, and configuration.
holds a vector of std::pair of Ptr<Ipv4> and interface index.
Helper class used to assign positions and mobility models to nodes.
holds a vector of ns3::NetDevice pointers
keep track of a set of node pointers.
A helper to make it easier to instantiate an ns3::OnOffApplication on a set of nodes.
A helper to make it easier to instantiate an ns3::PacketSinkApplication on a set of nodes.
Smart pointer class similar to boost::intrusive_ptr.
The IEEE 802.11 SSID Information Element.
AttributeValue implementation for Ssid.
Hold variables of type string.
Hold an unsigned integer type.
Vector3D Vector
Vector alias typedef for compatibility with mobility models.
helps to create WifiNetDevice objects
create MAC layers for a ns3::WifiNetDevice.
manage and create wifi channel objects for the YANS model.
Make it easy to create and manage PHY objects for the YANS model.
void Set(std::string path, const AttributeValue &value)
#define NS_LOG_ERROR(msg)
Use NS_LOG to output a message of level LOG_ERROR.
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Time Seconds(double value)
Construct a Time in the indicated unit.
Every class exported by the ns3 library is enclosed in the ns3 namespace.