22 #include "ns3/core-module.h"
23 #include "ns3/network-module.h"
24 #include "ns3/internet-module.h"
25 #include "ns3/point-to-point-module.h"
26 #include "ns3/applications-module.h"
27 #include "ns3/point-to-point-layout-module.h"
28 #include "ns3/traffic-control-module.h"
37 int main (
int argc,
char *argv[])
40 uint32_t maxPackets = 100;
41 uint32_t modeBytes = 0;
42 uint32_t queueDiscLimitPackets = 1000;
45 uint32_t pktSize = 512;
46 std::string appDataRate =
"10Mbps";
47 std::string queueDiscType =
"PfifoFast";
49 std::string bottleNeckLinkBw =
"1Mbps";
50 std::string bottleNeckLinkDelay =
"50ms";
53 cmd.
AddValue (
"nLeaf",
"Number of left and right side leaf nodes", nLeaf);
54 cmd.
AddValue (
"maxPackets",
"Max Packets allowed in the device queue", maxPackets);
55 cmd.
AddValue (
"queueDiscLimitPackets",
"Max Packets allowed in the queue disc", queueDiscLimitPackets);
56 cmd.
AddValue (
"queueDiscType",
"Set QueueDisc type to PfifoFast or RED", queueDiscType);
57 cmd.
AddValue (
"appPktSize",
"Set OnOff App Packet Size", pktSize);
58 cmd.
AddValue (
"appDataRate",
"Set OnOff App DataRate", appDataRate);
59 cmd.
AddValue (
"modeBytes",
"Set QueueDisc mode to Packets <0> or bytes <1>", modeBytes);
61 cmd.
AddValue (
"redMinTh",
"RED queue minimum threshold", minTh);
62 cmd.
AddValue (
"redMaxTh",
"RED queue maximum threshold", maxTh);
63 cmd.
Parse (argc,argv);
65 if ((queueDiscType !=
"RED") && (queueDiscType !=
"PfifoFast"))
67 NS_ABORT_MSG (
"Invalid queue disc type: Use --queueDiscType=RED or --queueDiscType=PfifoFast");
105 nLeaf, pointToPointLeaf,
110 for (uint32_t i = 0; i < d.LeftCount (); ++i)
114 for (uint32_t i = 0; i < d.RightCount (); ++i)
116 stack.
Install (d.GetRight (i));
119 if (queueDiscType ==
"PfifoFast")
124 else if (queueDiscType ==
"RED")
130 tchBottleneck.
Install (d.GetLeft ()->GetDevice (0));
131 tchBottleneck.
Install (d.GetRight ()->GetDevice (0));
141 clientHelper.SetAttribute (
"OnTime",
StringValue (
"ns3::UniformRandomVariable[Min=0.|Max=1.]"));
142 clientHelper.SetAttribute (
"OffTime",
StringValue (
"ns3::UniformRandomVariable[Min=0.|Max=1.]"));
144 PacketSinkHelper packetSinkHelper (
"ns3::TcpSocketFactory", sinkLocalAddress);
146 for (uint32_t i = 0; i < d.LeftCount (); ++i)
148 sinkApps.
Add (packetSinkHelper.Install (d.GetLeft (i)));
154 for (uint32_t i = 0; i < d.RightCount (); ++i)
158 clientHelper.SetAttribute (
"Remote", remoteAddress);
159 clientApps.
Add (clientHelper.Install (d.GetRight (i)));
166 std::cout <<
"Running the simulation" << std::endl;
169 uint32_t totalRxBytesCounter = 0;
170 for (uint32_t i = 0; i < sinkApps.
GetN (); i++)
174 totalRxBytesCounter += pktSink->
GetTotalRx ();
176 NS_LOG_UNCOND (
"----------------------------\nQueueDisc Type:"
178 <<
"\nGoodput Bytes/sec:"
183 std::cout <<
"Destroying the simulation" << std::endl;
holds a vector of ns3::Application pointers.
static Ipv4Address GetAny(void)
QueueDiscContainer Install(NetDeviceContainer c)
#define NS_ABORT_MSG(msg)
Unconditional abnormal program termination with a message.
static void PopulateRoutingTables(void)
Build a routing database and initialize the routing tables of the nodes in the simulation.
Hold variables of type string.
void Add(ApplicationContainer other)
Append the contents of another ApplicationContainer to the end of this container. ...
static void Run(void)
Run the simulation.
aggregate IP/TCP/UDP functionality to existing Nodes.
uint32_t GetN(void) const
Get the number of Ptr<Application> stored in this container.
A helper to make it easier to instantiate an ns3::PacketSinkApplication on a set of nodes...
Build a set of PointToPointNetDevice objects.
void SetDeviceAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each NetDevice created by the helper.
A helper to make it easier to instantiate an ns3::OnOffApplication on a set of nodes.
a polymophic address class
Hold an unsigned integer type.
Build a set of QueueDisc objects.
void Start(Time start)
Arrange for all of the Applications in this container to Start() at the Time given as a parameter...
Parse command-line arguments.
static void Destroy(void)
Execute the events scheduled with ScheduleDestroy().
Ptr< Application > Get(uint32_t i) const
Get the Ptr<Application> stored in this container at a given index.
uint16_t SetRootQueueDisc(std::string type, std::string n01="", const AttributeValue &v01=EmptyAttributeValue(), std::string n02="", const AttributeValue &v02=EmptyAttributeValue(), std::string n03="", const AttributeValue &v03=EmptyAttributeValue(), std::string n04="", const AttributeValue &v04=EmptyAttributeValue(), std::string n05="", const AttributeValue &v05=EmptyAttributeValue(), std::string n06="", const AttributeValue &v06=EmptyAttributeValue(), std::string n07="", const AttributeValue &v07=EmptyAttributeValue(), std::string n08="", const AttributeValue &v08=EmptyAttributeValue(), std::string n09="", const AttributeValue &v09=EmptyAttributeValue(), std::string n10="", const AttributeValue &v10=EmptyAttributeValue(), std::string n11="", const AttributeValue &v11=EmptyAttributeValue(), std::string n12="", const AttributeValue &v12=EmptyAttributeValue(), std::string n13="", const AttributeValue &v13=EmptyAttributeValue(), std::string n14="", const AttributeValue &v14=EmptyAttributeValue(), std::string n15="", const AttributeValue &v15=EmptyAttributeValue())
Helper function used to set a root queue disc of the given type and with the given attributes...
void Install(std::string nodeName) const
Aggregate implementations of the ns3::Ipv4, ns3::Ipv6, ns3::Udp, and ns3::Tcp classes onto the provid...
#define NS_LOG_UNCOND(msg)
Output the requested message unconditionaly.
static Time Now(void)
Return the current simulation virtual time.
uint32_t GetTotalRx() const
void SetChannelAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each Channel created by the helper.
AttributeValue implementation for Address.
void Stop(Time stop)
Arrange for all of the Applications in this container to Stop() at the Time given as a parameter...
void AddValue(const std::string &name, const std::string &help, T &value)
Add a program argument, assigning to POD.
Time Seconds(double value)
Construct a Time in the indicated unit.
void SetDefault(std::string name, const AttributeValue &value)
A helper to make it easier to create a dumbbell topology with p2p links.
void Parse(int argc, char *argv[])
Parse the program arguments.
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
This class can be used to hold variables of floating point type such as 'double' or 'float'...