10#include "ns3/attribute-container.h"
11#include "ns3/boolean.h"
12#include "ns3/command-line.h"
13#include "ns3/config.h"
14#include "ns3/double.h"
16#include "ns3/ht-phy.h"
17#include "ns3/internet-stack-helper.h"
18#include "ns3/ipv4-address-helper.h"
19#include "ns3/ipv4-global-routing-helper.h"
21#include "ns3/mobility-helper.h"
22#include "ns3/on-off-helper.h"
23#include "ns3/packet-sink-helper.h"
24#include "ns3/packet-sink.h"
26#include "ns3/string.h"
28#include "ns3/udp-client-server-helper.h"
29#include "ns3/udp-server.h"
30#include "ns3/uinteger.h"
31#include "ns3/yans-wifi-channel.h"
32#include "ns3/yans-wifi-helper.h"
55main(
int argc,
char* argv[])
59 Time simulationTime{
"10s"};
63 double minExpectedThroughput{0.0};
64 double maxExpectedThroughput{0.0};
67 cmd.AddValue(
"frequency",
68 "Whether working in the 2.4 or 5.0 GHz band (other values gets rejected)",
70 cmd.AddValue(
"distance",
71 "Distance in meters between the station and the access point",
73 cmd.AddValue(
"simulationTime",
"Simulation time", simulationTime);
74 cmd.AddValue(
"udp",
"UDP if set to 1, TCP otherwise", udp);
75 cmd.AddValue(
"useRts",
"Enable/disable RTS/CTS", useRts);
76 cmd.AddValue(
"mcs",
"if set, limit testing to a specific MCS (0-7)", mcs);
77 cmd.AddValue(
"minExpectedThroughput",
78 "if set, simulation fails if the lowest throughput is below this value",
79 minExpectedThroughput);
80 cmd.AddValue(
"maxExpectedThroughput",
81 "if set, simulation fails if the highest throughput is above this value",
82 maxExpectedThroughput);
83 cmd.Parse(argc, argv);
90 double prevThroughput[8] = {0};
92 std::cout <<
"MCS value"
98 <<
"Throughput" <<
'\n';
101 if (mcs >= 0 && mcs <= 7)
106 for (
int mcs = minMcs; mcs <= maxMcs; mcs++)
110 for (
int channelWidth = 20; channelWidth <= 40;)
112 for (
auto sgi : {
false,
true})
136 std::ostringstream ossControlMode;
138 if (frequency == 5.0)
140 ossControlMode <<
"OfdmRate";
143 else if (frequency == 2.4)
146 ossControlMode <<
"ErpOfdmRate";
156 ossControlMode << nonHtRefRateMbps <<
"Mbps";
158 std::ostringstream ossDataMode;
159 ossDataMode <<
"HtMcs" << mcs;
160 wifi.SetRemoteStationManager(
"ns3::ConstantRateWifiManager",
176 mac.SetType(
"ns3::StaWifiMac",
"Ssid",
SsidValue(ssid));
177 phy.Set(
"ChannelSettings", channelValue);
180 staDevice =
wifi.Install(phy, mac, wifiStaNode);
182 mac.SetType(
"ns3::ApWifiMac",
183 "EnableBeaconJitter",
189 apDevice =
wifi.Install(phy, mac, wifiApNode);
191 int64_t streamNumber = 150;
199 positionAlloc->Add(Vector(0.0, 0.0, 0.0));
200 positionAlloc->Add(Vector(distance, 0.0, 0.0));
201 mobility.SetPositionAllocator(positionAlloc);
203 mobility.SetMobilityModel(
"ns3::ConstantPositionMobilityModel");
210 stack.Install(wifiApNode);
211 stack.Install(wifiStaNode);
212 streamNumber +=
stack.AssignStreams(wifiApNode, streamNumber);
213 streamNumber +=
stack.AssignStreams(wifiStaNode, streamNumber);
216 address.SetBase(
"192.168.1.0",
"255.255.255.0");
220 staNodeInterface =
address.Assign(staDevice);
221 apNodeInterface =
address.Assign(apDevice);
232 serverApp =
server.Install(wifiStaNode.
Get(0));
233 streamNumber +=
server.AssignStreams(wifiStaNode.
Get(0), streamNumber);
237 const auto packetInterval = payloadSize * 8.0 / maxLoad;
252 uint16_t
port = 50000;
263 onoff.SetAttribute(
"OnTime",
264 StringValue(
"ns3::ConstantRandomVariable[Constant=1]"));
265 onoff.SetAttribute(
"OffTime",
266 StringValue(
"ns3::ConstantRandomVariable[Constant=0]"));
271 onoff.SetAttribute(
"Remote", remoteAddress);
293 auto throughput = (rxBytes * 8) / simulationTime.GetMicroSeconds();
297 std::cout << mcs <<
"\t\t\t" << channelWidth <<
" MHz\t\t\t" << std::boolalpha
298 << sgi <<
"\t\t\t" <<
throughput <<
" Mbit/s" << std::endl;
301 if (mcs == minMcs && channelWidth == 20 && !sgi)
309 if (mcs == maxMcs && channelWidth == 40 && sgi)
311 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.
A container for one type of attribute.
void Set(const T &c)
Copy items from container c.
Parse command-line arguments.
This class can be used to hold variables of floating point type such as 'double' or 'float'.
static uint64_t GetNonHtReferenceRate(uint8_t mcsValue)
Calculate the rate in bps of the non-HT Reference Rate corresponding to the supplied HT MCS index.
static uint64_t GetDataRate(uint8_t mcsValue, MHz_u channelWidth, Time guardInterval, uint8_t nss)
Return the data rate corresponding to the supplied HT MCS index, channel width, guard interval,...
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.
The IEEE 802.11 SSID Information Element.
Hold variables of type string.
Simulation virtual time values and global simulation resolution.
AttributeValue implementation for Tuple.
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.
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.
std::vector< ChannelTuple > ChannelSegments
segments identifying an operating channel
manage and create wifi channel objects for the YANS model.
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_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
#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.
WifiPhyBand
Identifies the PHY band.
@ WIFI_PHY_BAND_2_4GHZ
The 2.4 GHz band.
@ WIFI_PHY_BAND_5GHZ
The 5 GHz band.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Ptr< T1 > DynamicCast(const Ptr< T2 > &p)
Cast a Ptr.