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A Discrete-Event Network Simulator
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API
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Go to the documentation of this file.
27 #include "ns3/command-line.h"
28 #include "ns3/config.h"
29 #include "ns3/uinteger.h"
30 #include "ns3/boolean.h"
31 #include "ns3/double.h"
32 #include "ns3/string.h"
34 #include "ns3/yans-wifi-helper.h"
35 #include "ns3/spectrum-wifi-helper.h"
37 #include "ns3/mobility-helper.h"
38 #include "ns3/internet-stack-helper.h"
39 #include "ns3/ipv4-address-helper.h"
40 #include "ns3/udp-client-server-helper.h"
41 #include "ns3/yans-wifi-channel.h"
42 #include "ns3/multi-model-spectrum-channel.h"
43 #include "ns3/propagation-loss-model.h"
98 int main (
int argc,
char *argv[])
101 double simulationTime = 10;
102 uint16_t index = 256;
103 uint32_t channelWidth = 0;
104 std::string wifiType =
"ns3::SpectrumWifiPhy";
105 std::string errorModelType =
"ns3::NistErrorRateModel";
109 cmd.AddValue (
"simulationTime",
"Simulation time in seconds", simulationTime);
110 cmd.AddValue (
"distance",
"meters separation between nodes", distance);
111 cmd.AddValue (
"index",
"restrict index to single value between 0 and 63", index);
112 cmd.AddValue (
"wifiType",
"select ns3::SpectrumWifiPhy or ns3::YansWifiPhy", wifiType);
113 cmd.AddValue (
"errorModelType",
"select ns3::NistErrorRateModel or ns3::YansErrorRateModel", errorModelType);
114 cmd.AddValue (
"enablePcap",
"enable pcap output",
enablePcap);
115 cmd.Parse (argc,argv);
117 uint16_t startIndex = 0;
118 uint16_t stopIndex = 63;
125 std::cout <<
"wifiType: " << wifiType <<
" distance: " << distance <<
"m" << std::endl;
126 std::cout << std::setw (5) <<
"index" <<
127 std::setw (6) <<
"MCS" <<
128 std::setw (8) <<
"width" <<
129 std::setw (12) <<
"Rate (Mb/s)" <<
130 std::setw (12) <<
"Tput (Mb/s)" <<
131 std::setw (10) <<
"Received " <<
133 for (uint16_t i = startIndex; i <= stopIndex; i++)
135 uint32_t payloadSize;
145 if (wifiType ==
"ns3::YansWifiPhy")
148 channel.AddPropagationLoss (
"ns3::FriisPropagationLossModel");
149 channel.SetPropagationDelay (
"ns3::ConstantSpeedPropagationDelayModel");
154 if (i > 31 && i <= 39)
160 else if (i > 39 && i <= 47)
166 else if (i > 47 && i <= 55)
172 else if (i > 55 && i <= 63)
179 else if (wifiType ==
"ns3::SpectrumWifiPhy")
182 = CreateObject<MultiModelSpectrumChannel> ();
184 = CreateObject<FriisPropagationLossModel> ();
188 = CreateObject<ConstantSpeedPropagationDelayModel> ();
196 if (i > 31 && i <= 39)
202 else if (i > 39 && i <= 47)
208 else if (i > 47 && i <= 55)
214 else if (i > 55 && i <= 63)
559 wifi.SetRemoteStationManager (
"ns3::ConstantRateWifiManager",
"DataMode",
DataRate,
565 channelWidth = (i <= 15 || (i > 31 && i <= 47) ? 20 : 40);
567 if (wifiType ==
"ns3::YansWifiPhy")
569 mac.SetType (
"ns3::StaWifiMac",
572 staDevice =
wifi.Install (
phy,
mac, wifiStaNode);
573 mac.SetType (
"ns3::ApWifiMac",
579 else if (wifiType ==
"ns3::SpectrumWifiPhy")
581 mac.SetType (
"ns3::StaWifiMac",
584 staDevice =
wifi.Install (spectrumPhy,
mac, wifiStaNode);
585 mac.SetType (
"ns3::ApWifiMac",
591 if ((i <= 7) || (i > 31 && i <= 39))
593 Config::Set (
"/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/HtConfiguration/ShortGuardIntervalSupported",
BooleanValue (
false));
595 else if ((i > 7 && i <= 15) || (i > 39 && i <= 47))
597 Config::Set (
"/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/HtConfiguration/ShortGuardIntervalSupported",
BooleanValue (
true));
599 else if ((i > 15 && i <= 23) || (i > 47 && i <= 55))
601 Config::Set (
"/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/HtConfiguration/ShortGuardIntervalSupported",
BooleanValue (
false));
605 Config::Set (
"/NodeList/*/DeviceList/*/$ns3::WifiNetDevice/HtConfiguration/ShortGuardIntervalSupported",
BooleanValue (
true));
612 positionAlloc->
Add (Vector (0.0, 0.0, 0.0));
613 positionAlloc->
Add (Vector (distance, 0.0, 0.0));
614 mobility.SetPositionAllocator (positionAlloc);
616 mobility.SetMobilityModel (
"ns3::ConstantPositionMobilityModel");
624 stack.Install (wifiStaNode);
627 address.SetBase (
"192.168.1.0",
"255.255.255.0");
631 staNodeInterface =
address.Assign (staDevice);
632 apNodeInterface =
address.Assign (apDevice);
642 client.SetAttribute (
"MaxPackets",
UintegerValue (4294967295u));
643 client.SetAttribute (
"Interval",
TimeValue (
Time (
"0.0001")));
644 client.SetAttribute (
"PacketSize",
UintegerValue (payloadSize));
652 std::stringstream ss;
653 ss <<
"wifi-spectrum-saturation-example-" << i;
654 phy.EnablePcap (ss.str (), apDevice);
661 uint64_t totalPacketsThrough;
662 totalPacketsThrough = DynamicCast<UdpServer> (serverApp.
Get (0))->GetReceived ();
663 throughput = totalPacketsThrough * payloadSize * 8 / (simulationTime * 1000000.0);
664 std::cout << std::setw (5) << i <<
665 std::setw (6) << (i % 8) + 8 * (i / 32) <<
666 std::setw (8) << channelWidth <<
667 std::setw (10) << datarate <<
668 std::setw (12) << throughput <<
669 std::setw (8) << totalPacketsThrough <<
void SetPropagationDelayModel(Ptr< PropagationDelayModel > delay)
Set the propagation delay model to be used.
holds a vector of ns3::NetDevice pointers
@ WIFI_STANDARD_80211n_5GHZ
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Ptr< Application > Get(uint32_t i) const
Get the Ptr<Application> stored in this container at a given index.
Create a client application which sends UDP packets carrying a 32bit sequence number and a 64 bit tim...
Make it easy to create and manage PHY objects for the YANS model.
Parse command-line arguments.
void Add(Vector v)
Add a position to the list of positions.
void Set(std::string path, const AttributeValue &value)
AttributeValue implementation for Boolean.
void AddPropagationLossModel(Ptr< PropagationLossModel > loss)
Add the single-frequency propagation loss model to be used.
Every class exported by the ns3 library is enclosed in the ns3 namespace.
void Stop(Time stop)
Arrange for all of the Applications in this container to Stop() at the Time given as a parameter.
helps to create WifiNetDevice objects
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
@ DLT_IEEE802_11_RADIO
Include Radiotap link layer information.
void SetErrorRateModel(std::string name, std::string n0="", const AttributeValue &v0=EmptyAttributeValue(), std::string n1="", const AttributeValue &v1=EmptyAttributeValue(), std::string n2="", const AttributeValue &v2=EmptyAttributeValue(), std::string n3="", const AttributeValue &v3=EmptyAttributeValue(), std::string n4="", const AttributeValue &v4=EmptyAttributeValue(), std::string n5="", const AttributeValue &v5=EmptyAttributeValue(), std::string n6="", const AttributeValue &v6=EmptyAttributeValue(), std::string n7="", const AttributeValue &v7=EmptyAttributeValue())
This class can be used to hold variables of floating point type such as 'double' or 'float'.
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
AttributeValue implementation for Ssid.
The IEEE 802.11 SSID Information Element.
Create a server application which waits for input UDP packets and uses the information carried into t...
Smart pointer class similar to boost::intrusive_ptr.
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
Class for representing data rates.
static void Stop(void)
Tell the Simulator the calling event should be the last one executed.
holds a vector of std::pair of Ptr<Ipv4> and interface index.
Ptr< Node > Get(uint32_t i) const
Get the Ptr<Node> stored in this container at a given index.
Simulation virtual time values and global simulation resolution.
static void Run(void)
Run the simulation.
Hold variables of type string.
void(* DataRate)(DataRate oldValue, DataRate newValue)
TracedValue callback signature for DataRate.
void Start(Time start)
Arrange for all of the Applications in this container to Start() at the Time given as a parameter.
Time Seconds(double value)
Construct a Time in the indicated unit.
static void Destroy(void)
Execute the events scheduled with ScheduleDestroy().
holds a vector of ns3::Application pointers.
AttributeValue implementation for Time.
keep track of a set of node pointers.
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const
Hold an unsigned integer type.
manage and create wifi channel objects for the YANS model.
create MAC layers for a ns3::WifiNetDevice.
void SetChannel(Ptr< SpectrumChannel > channel)
aggregate IP/TCP/UDP functionality to existing Nodes.
void Set(std::string name, const AttributeValue &v)
Helper class used to assign positions and mobility models to nodes.
Make it easy to create and manage PHY objects for the spectrum model.