9#include "ns3/boolean.h"
10#include "ns3/command-line.h"
11#include "ns3/config.h"
12#include "ns3/double.h"
13#include "ns3/internet-stack-helper.h"
14#include "ns3/ipv4-address-helper.h"
15#include "ns3/ipv4-global-routing-helper.h"
17#include "ns3/mobility-helper.h"
18#include "ns3/multi-model-spectrum-channel.h"
19#include "ns3/on-off-helper.h"
20#include "ns3/packet-sink-helper.h"
21#include "ns3/packet-sink.h"
22#include "ns3/spectrum-wifi-helper.h"
24#include "ns3/string.h"
25#include "ns3/udp-client-server-helper.h"
26#include "ns3/udp-server.h"
27#include "ns3/uinteger.h"
28#include "ns3/vht-phy.h"
29#include "ns3/yans-wifi-channel.h"
30#include "ns3/yans-wifi-helper.h"
54main(
int argc,
char* argv[])
58 bool use80Plus80{
false};
59 Time simulationTime{
"10s"};
62 std::string phyModel{
"Yans"};
63 double minExpectedThroughput{0.0};
64 double maxExpectedThroughput{0.0};
67 cmd.AddValue(
"distance",
68 "Distance in meters between the station and the access point",
70 cmd.AddValue(
"simulationTime",
"Simulation time", simulationTime);
71 cmd.AddValue(
"udp",
"UDP if set to 1, TCP otherwise", udp);
72 cmd.AddValue(
"useRts",
"Enable/disable RTS/CTS", useRts);
73 cmd.AddValue(
"use80Plus80",
"Enable/disable use of 80+80 MHz", use80Plus80);
74 cmd.AddValue(
"mcs",
"if set, limit testing to a specific MCS (0-9)", mcs);
75 cmd.AddValue(
"phyModel",
76 "PHY model to use (Yans or Spectrum). If 80+80 MHz is enabled, then Spectrum is "
77 "automatically selected",
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);
87 if (phyModel !=
"Yans" && phyModel !=
"Spectrum")
89 NS_ABORT_MSG(
"Invalid PHY model (must be Yans or Spectrum)");
94 phyModel =
"Spectrum";
102 double prevThroughput[8] = {0};
104 std::cout <<
"MCS value"
110 <<
"Throughput" <<
'\n';
113 if (mcs >= 0 && mcs <= 9)
118 for (
int mcs = minMcs; mcs <= maxMcs; mcs++)
122 for (
int channelWidth = 20; channelWidth <= 160;)
124 if (mcs == 9 && channelWidth == 20)
129 const auto is80Plus80 = (use80Plus80 && (channelWidth == 160));
130 const std::string widthStr = is80Plus80 ?
"80+80" : std::to_string(channelWidth);
131 const auto segmentWidthStr = is80Plus80 ?
"80" : widthStr;
132 for (
auto sgi : {
false,
true})
154 std::string channelStr{
"{0, " + segmentWidthStr +
", BAND_5GHZ, 0}"};
156 std::ostringstream ossControlMode;
158 ossControlMode <<
"OfdmRate" << nonHtRefRateMbps <<
"Mbps";
160 std::ostringstream ossDataMode;
161 ossDataMode <<
"VhtMcs" << mcs;
165 channelStr += std::string(
";") + channelStr;
169 wifi.SetRemoteStationManager(
"ns3::ConstantRateWifiManager",
180 if (phyModel ==
"Spectrum")
184 spectrumChannel->AddPropagationLossModel(lossModel);
188 phy.SetChannel(spectrumChannel);
190 phy.Set(
"ChannelSettings",
191 StringValue(
"{0, " + std::to_string(channelWidth) +
", BAND_5GHZ, 0}"));
193 mac.SetType(
"ns3::StaWifiMac",
"Ssid",
SsidValue(ssid));
194 staDevice =
wifi.Install(phy, mac, wifiStaNode);
196 mac.SetType(
"ns3::ApWifiMac",
197 "EnableBeaconJitter",
201 apDevice =
wifi.Install(phy, mac, wifiApNode);
210 phy.Set(
"ChannelSettings",
211 StringValue(
"{0, " + std::to_string(channelWidth) +
", BAND_5GHZ, 0}"));
213 mac.SetType(
"ns3::StaWifiMac",
"Ssid",
SsidValue(ssid));
214 staDevice =
wifi.Install(phy, mac, wifiStaNode);
216 mac.SetType(
"ns3::ApWifiMac",
217 "EnableBeaconJitter",
221 apDevice =
wifi.Install(phy, mac, wifiApNode);
224 int64_t streamNumber = 150;
232 positionAlloc->Add(Vector(0.0, 0.0, 0.0));
233 positionAlloc->Add(Vector(distance, 0.0, 0.0));
234 mobility.SetPositionAllocator(positionAlloc);
236 mobility.SetMobilityModel(
"ns3::ConstantPositionMobilityModel");
243 stack.Install(wifiApNode);
244 stack.Install(wifiStaNode);
245 streamNumber +=
stack.AssignStreams(wifiApNode, streamNumber);
246 streamNumber +=
stack.AssignStreams(wifiStaNode, streamNumber);
249 address.SetBase(
"192.168.1.0",
"255.255.255.0");
253 staNodeInterface =
address.Assign(staDevice);
254 apNodeInterface =
address.Assign(apDevice);
265 serverApp =
server.Install(wifiStaNode.
Get(0));
266 streamNumber +=
server.AssignStreams(wifiStaNode.
Get(0), streamNumber);
270 const auto packetInterval = payloadSize * 8.0 / maxLoad;
285 uint16_t
port = 50000;
296 onoff.SetAttribute(
"OnTime",
297 StringValue(
"ns3::ConstantRandomVariable[Constant=1]"));
298 onoff.SetAttribute(
"OffTime",
299 StringValue(
"ns3::ConstantRandomVariable[Constant=0]"));
304 onoff.SetAttribute(
"Remote", remoteAddress);
326 auto throughput = (rxBytes * 8) / simulationTime.GetMicroSeconds();
330 std::cout << +mcs <<
"\t\t\t" << widthStr <<
" MHz\t\t"
331 << (widthStr.size() > 3 ?
"" :
"\t") << (sgi ?
"400 ns" :
"800 ns")
335 if (mcs == minMcs && channelWidth == 20 && !sgi)
344 if (mcs == maxMcs && channelWidth == 160 && sgi)
346 if (maxExpectedThroughput > 0 &&
throughput > maxExpectedThroughput)
a polymophic address class
holds a vector of ns3::Application pointers.
void Start(Time start) const
Start all of the Applications in this container at the start time given as a parameter.
Ptr< Application > Get(uint32_t i) const
Get the Ptr<Application> stored in this container at a given index.
void Stop(Time stop) const
Arrange for all of the Applications in this container to Stop() at the Time given as a parameter.
Parse command-line arguments.
aggregate IP/TCP/UDP functionality to existing Nodes.
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
static Ipv4Address GetAny()
static void PopulateRoutingTables()
Build a routing database and initialize the routing tables of the nodes in the simulation.
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.
static void Destroy()
Execute the events scheduled with ScheduleDestroy().
static void Run()
Run the simulation.
static void Stop()
Tell the Simulator the calling event should be the last one executed.
Make it easy to create and manage PHY objects for the spectrum model.
The IEEE 802.11 SSID Information Element.
Hold variables of type string.
Simulation virtual time values and global simulation resolution.
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.
static uint64_t GetDataRate(uint8_t mcsValue, MHz_u channelWidth, Time guardInterval, uint8_t nss)
Return the data rate corresponding to the supplied VHT MCS index, channel width, guard interval,...
static uint64_t GetNonHtReferenceRate(uint8_t mcsValue)
Calculate the rate in bps of the non-HT Reference Rate corresponding to the supplied VHT MCS index.
helps to create WifiNetDevice objects
static int64_t AssignStreams(NetDeviceContainer c, int64_t stream)
Assign a fixed random variable stream number to the random variables used by the PHY and MAC aspects ...
create MAC layers for a ns3::WifiNetDevice.
@ DLT_IEEE802_11_RADIO
Include Radiotap link layer information.
static YansWifiChannelHelper Default()
Create a channel helper in a default working state.
Make it easy to create and manage PHY objects for the YANS model.
void SetDefault(std::string name, const AttributeValue &value)
#define NS_ABORT_MSG(msg)
Unconditional abnormal program termination with a message.
#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.
Ptr< T > CreateObject(Args &&... args)
Create an object by type, with varying number of constructor parameters.
Time NanoSeconds(uint64_t value)
Construct a Time in the indicated unit.
Time Seconds(double value)
Construct a Time in the indicated unit.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Ptr< T1 > DynamicCast(const Ptr< T2 > &p)
Cast a Ptr.