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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.
33 #include "ns3/core-module.h"
34 #include "ns3/network-module.h"
35 #include "ns3/internet-module.h"
36 #include "ns3/point-to-point-module.h"
37 #include "ns3/applications-module.h"
38 #include "ns3/ipv4-global-routing-helper.h"
44 int main (
int argc,
char *argv[])
51 std::string tcpCong =
"cubic";
54 double errRate = 0.000001;
56 unsigned int runtime = 120;
58 std::string nscStack =
"liblinux2.6.26.so";
63 cmd.AddValue (
"TCP_CONGESTION",
"Linux 2.6.26 Tcp Congestion control algorithm to use", tcpCong);
64 cmd.AddValue (
"error-rate",
"Error rate to apply to link", errRate);
65 cmd.AddValue (
"runtime",
"How long the applications should send data (default 120 seconds)", runtime);
66 cmd.AddValue (
"nscstack",
"Set name of NSC stack (shared library) to use (default liblinux2.6.26.so)", nscStack);
67 cmd.Parse (argc, argv);
89 if (tcpCong !=
"cubic")
95 Config::Set (
"/NodeList/*/$ns3::Ns3NscStack<linux2.6.26>/net.ipv4.tcp_congestion_control",
StringValue (tcpCong));
98 ipv4.
SetBase (
"10.0.0.0",
"255.255.255.0");
103 CreateObjectWithAttributes<RateErrorModel> (
"RanVar",
StringValue (
"ns3::UniformRandomVariable[Min=0.0|Max=1.0]"),
"ErrorRate", rate);
105 CreateObjectWithAttributes<RateErrorModel> (
"RanVar",
StringValue (
"ns3::UniformRandomVariable[Min=0.0|Max=1.0]"),
"ErrorRate", rate);
113 uint16_t servPort = 8080;
121 for (
int i = 0, j = 1; i < 2; j--, i++)
124 OnOffHelper clientHelper (
"ns3::TcpSocketFactory", remoteAddress);
125 clientHelper.SetAttribute (
"OnTime",
StringValue (
"ns3::ConstantRandomVariable[Constant=1]"));
126 clientHelper.SetAttribute (
"OffTime",
StringValue (
"ns3::ConstantRandomVariable[Constant=0]"));
holds a vector of ns3::NetDevice pointers
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
AttributeValue implementation for DataRate.
Parse command-line arguments.
void Set(std::string path, const AttributeValue &value)
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.
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
void SetDeviceAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each NetDevice created by the helper.
void SetChannelAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each Channel created by the helper.
void EnablePcapAll(std::string prefix, bool promiscuous=false)
Enable pcap output on each device (which is of the appropriate type) in the set of all nodes created ...
NetDeviceContainer Install(NodeContainer c)
Hold objects of type Ptr<T>.
void SetTcp(std::string tid)
set the Tcp stack which will not need any other parameter.
This class can be used to hold variables of floating point type such as 'double' or 'float'.
void SetBase(Ipv4Address network, Ipv4Mask mask, Ipv4Address base="0.0.0.1")
Set the base network number, network mask and base address.
Class for representing data rates.
static void PopulateRoutingTables(void)
Build a routing database and initialize the routing tables of the nodes in the simulation.
static void Stop(void)
Tell the Simulator the calling event should be the last one executed.
a polymophic address class
void Install(std::string nodeName) const
Aggregate implementations of the ns3::Ipv4, ns3::Ipv6, ns3::Udp, and ns3::Tcp classes onto the provid...
A helper to make it easier to instantiate an ns3::OnOffApplication on a set of nodes.
Time MilliSeconds(uint64_t value)
Construct a Time in the indicated unit.
holds a vector of std::pair of Ptr<Ipv4> and interface index.
static void Run(void)
Run the simulation.
Hold variables of type string.
A helper to make it easier to instantiate an ns3::PacketSinkApplication on a set of nodes.
static Ipv4Address GetAny(void)
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.
Ipv4InterfaceContainer Assign(const NetDeviceContainer &c)
Assign IP addresses to the net devices specified in the container based on the current network prefix...
static void Destroy(void)
Execute the events scheduled with ScheduleDestroy().
holds a vector of ns3::Application pointers.
AttributeValue implementation for Time.
Build a set of PointToPointNetDevice objects.
keep track of a set of node pointers.
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const
Hold an unsigned integer type.
void SetDefault(std::string name, const AttributeValue &value)
aggregate IP/TCP/UDP functionality to existing Nodes.