20#include "ns3/boolean.h"
21#include "ns3/command-line.h"
22#include "ns3/config.h"
23#include "ns3/double.h"
24#include "ns3/internet-stack-helper.h"
25#include "ns3/ipv4-address-helper.h"
26#include "ns3/ipv4-global-routing-helper.h"
28#include "ns3/mobility-helper.h"
29#include "ns3/on-off-helper.h"
30#include "ns3/packet-sink-helper.h"
31#include "ns3/packet-sink.h"
33#include "ns3/string.h"
34#include "ns3/udp-client-server-helper.h"
35#include "ns3/uinteger.h"
36#include "ns3/yans-wifi-channel.h"
37#include "ns3/yans-wifi-helper.h"
61main(
int argc,
char* argv[])
65 double simulationTime = 10;
66 double distance = 1.0;
68 double minExpectedThroughput = 0;
69 double maxExpectedThroughput = 0;
72 cmd.AddValue(
"distance",
73 "Distance in meters between the station and the access point",
75 cmd.AddValue(
"simulationTime",
"Simulation time in seconds", simulationTime);
76 cmd.AddValue(
"udp",
"UDP if set to 1, TCP otherwise", udp);
77 cmd.AddValue(
"useRts",
"Enable/disable RTS/CTS", useRts);
78 cmd.AddValue(
"mcs",
"if set, limit testing to a specific MCS (0-9)", mcs);
79 cmd.AddValue(
"minExpectedThroughput",
80 "if set, simulation fails if the lowest throughput is below this value",
81 minExpectedThroughput);
82 cmd.AddValue(
"maxExpectedThroughput",
83 "if set, simulation fails if the highest throughput is above this value",
84 maxExpectedThroughput);
85 cmd.Parse(argc, argv);
92 double prevThroughput[8];
95 prevThroughput[l] = 0;
97 std::cout <<
"MCS value"
103 <<
"Throughput" <<
'\n';
106 if (mcs >= 0 && mcs <= 9)
111 for (
int mcs = minMcs; mcs <= maxMcs; mcs++)
115 for (
int channelWidth = 20; channelWidth <= 160;)
117 if (mcs == 9 && channelWidth == 20)
122 for (
int sgi = 0; sgi < 2; sgi++)
144 phy.Set(
"ChannelSettings",
145 StringValue(
"{0, " + std::to_string(channelWidth) +
", BAND_5GHZ, 0}"));
151 std::ostringstream oss;
152 oss <<
"VhtMcs" << mcs;
153 wifi.SetRemoteStationManager(
"ns3::ConstantRateWifiManager",
166 staDevice =
wifi.Install(
phy,
mac, wifiStaNode);
168 mac.SetType(
"ns3::ApWifiMac",
169 "EnableBeaconJitter",
181 positionAlloc->Add(
Vector(0.0, 0.0, 0.0));
182 positionAlloc->Add(
Vector(distance, 0.0, 0.0));
183 mobility.SetPositionAllocator(positionAlloc);
185 mobility.SetMobilityModel(
"ns3::ConstantPositionMobilityModel");
193 stack.Install(wifiStaNode);
196 address.SetBase(
"192.168.1.0",
"255.255.255.0");
200 staNodeInterface =
address.Assign(staDevice);
201 apNodeInterface =
address.Assign(apDevice);
210 serverApp = server.Install(wifiStaNode.
Get(0));
215 client.SetAttribute(
"MaxPackets",
UintegerValue(4294967295U));
217 client.SetAttribute(
"PacketSize",
UintegerValue(payloadSize));
225 uint16_t
port = 50000;
228 serverApp = packetSinkHelper.Install(wifiStaNode.
Get(0));
232 OnOffHelper onoff(
"ns3::TcpSocketFactory", Ipv4Address::GetAny());
233 onoff.SetAttribute(
"OnTime",
234 StringValue(
"ns3::ConstantRandomVariable[Constant=1]"));
235 onoff.SetAttribute(
"OffTime",
236 StringValue(
"ns3::ConstantRandomVariable[Constant=0]"));
237 onoff.SetAttribute(
"PacketSize",
UintegerValue(payloadSize));
241 onoff.SetAttribute(
"Remote", remoteAddress);
247 Ipv4GlobalRoutingHelper::PopulateRoutingTables();
249 Simulator::Stop(
Seconds(simulationTime + 1));
252 uint64_t rxBytes = 0;
255 rxBytes = payloadSize * DynamicCast<UdpServer>(serverApp.
Get(0))->GetReceived();
259 rxBytes = DynamicCast<PacketSink>(serverApp.
Get(0))->GetTotalRx();
261 double throughput = (rxBytes * 8) / (simulationTime * 1000000.0);
263 Simulator::Destroy();
265 std::cout << mcs <<
"\t\t\t" << channelWidth <<
" MHz\t\t\t" << sgi <<
"\t\t\t"
266 << throughput <<
" Mbit/s" << std::endl;
269 if (mcs == 0 && channelWidth == 20 && sgi == 0)
271 if (throughput < minExpectedThroughput)
273 NS_LOG_ERROR(
"Obtained throughput " << throughput <<
" is not expected!");
278 if (mcs == 9 && channelWidth == 160 && sgi == 1)
280 if (maxExpectedThroughput > 0 && throughput > maxExpectedThroughput)
282 NS_LOG_ERROR(
"Obtained throughput " << throughput <<
" is not expected!");
287 if (throughput > previous)
289 previous = throughput;
293 NS_LOG_ERROR(
"Obtained throughput " << throughput <<
" is not expected!");
297 if (throughput > prevThroughput[index])
299 prevThroughput[index] = throughput;
303 NS_LOG_ERROR(
"Obtained throughput " << throughput <<
" is not expected!");
a polymophic address class
AttributeValue implementation for Address.
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 Stop(Time stop)
Arrange for all of the Applications in this container to Stop() at the Time given as a parameter.
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.
holds a vector of std::pair of Ptr<Ipv4> and interface index.
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const
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.
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
Ptr< Node > Get(uint32_t i) const
Get the Ptr<Node> stored in this container at a given index.
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.
AttributeValue implementation for Time.
Create a client application which sends UDP packets carrying a 32bit sequence number and a 64 bit tim...
Create a server application which waits for input UDP packets and uses the information carried into t...
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 SetDefault(std::string name, 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.
void(* Time)(Time oldValue, Time newValue)
TracedValue callback signature for Time.
Every class exported by the ns3 library is enclosed in the ns3 namespace.