109 lines
3.5 KiB
C++
109 lines
3.5 KiB
C++
#include "ns3/core-module.h"
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#include "ns3/applications-module.h"
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#include "ns3/command-line.h"
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#include "ns3/simulator.h"
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#include "ns3/node.h"
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#include "ns3/drop-tail-queue.h"
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#include "ns3/ethernet-net-device.h"
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#include "ns3/ethernet-channel.h"
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#include "ns3/ethernet-generator.h"
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#include "ns3/ethernet-header2.h"
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/**
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* \file
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*
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* Example of the use of ethernet-net-device.cc ethernet-channel.cc on a network
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* composed of two end-stations connected by a 100Mb/s full duplex link
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* ES1 ====== ES2
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*/
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using namespace ns3;
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NS_LOG_COMPONENT_DEFINE("Example");
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//A callback to log the pkt reception
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static void
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MacRxCallback(std::string context, Ptr<const Packet> p)
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{
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NS_LOG_INFO((Simulator::Now()).As(Time::S) << " \t" << context << " : Pkt #" << p->GetUid() << " received !");
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}
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//A callback to log the pkt drop due to FIFO offerflow
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static void
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MacTxDropCallback(std::string context, Ptr<const Packet> p)
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{
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NS_LOG_INFO((Simulator::Now()).As(Time::S) << " \t" << context << " : Pkt #" << p->GetUid() << " drop due to FIFO overflow !");
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}
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int
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main(int argc, char* argv[])
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{
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//Enable logging
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LogComponentEnable("Example", LOG_LEVEL_INFO);
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LogComponentEnable("EthernetGenerator", LOG_LEVEL_INFO);
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CommandLine cmd(__FILE__);
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cmd.Parse(argc, argv);
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//Create two nodes
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Ptr<Node> n0 = CreateObject<Node>();
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Names::Add("ES1", n0);
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Ptr<Node> n1 = CreateObject<Node>();
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Names::Add("ES2", n1);
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//Create and add a netDevice to each node
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Ptr<EthernetNetDevice> net0 = CreateObject<EthernetNetDevice>();
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net0->SetAttribute("DataRate", DataRateValue(DataRate("100Mb/s")));
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n0->AddDevice(net0);
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Names::Add("ES1#01", net0);
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Ptr<EthernetNetDevice> net1 = CreateObject<EthernetNetDevice>();
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net1->SetAttribute("DataRate", DataRateValue(DataRate("100Mb/s")));
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n1->AddDevice(net1);
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Names::Add("ES2#01", net1);
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//Create a Ethernet Channel and attach it two the two netDevices
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Ptr<EthernetChannel> channel = CreateObject<EthernetChannel>();
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net0->Attach(channel);
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net1->Attach(channel);
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//Allocate a Mac address for each netDevice.
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net0->SetAddress(Mac48Address::Allocate());
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net1->SetAddress(Mac48Address::Allocate());
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//Allocate a FIFO for each netDevice.
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//5 packets size FIFO for net0
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Ptr<DropTailQueue<Packet>> q = CreateObject<DropTailQueue<Packet>>();
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q->SetAttribute("MaxSize", QueueSizeValue(QueueSize("5p")));
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net0->SetQueue(q);
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//Default size FIFO (i.e. 100 packets) for net1
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net1->SetQueue(CreateObject<DropTailQueue<Packet>>());
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//Application description
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Ptr<EthernetGenerator> app0 = CreateObject<EthernetGenerator>();
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app0->Setup(net0);
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app0->SetAttribute("BurstSize", UintegerValue(10));
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app0->SetAttribute("PayloadSize", UintegerValue(1400));
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app0->SetAttribute("Period", TimeValue(Seconds(5)));
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n0->AddApplication(app0);
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app0->SetStartTime(Seconds(0));
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app0->SetStopTime(Seconds(10));
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//Callback to display the packet received log
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std::string context = Names::FindName(n1) + ":" + Names::FindName(net1);
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net1->TraceConnectWithoutContext("MacRx", MakeBoundCallback(&MacRxCallback, context));
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//Callback to display the packet drop log
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context = Names::FindName(n0) + ":" + Names::FindName(net0);
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net0->TraceConnectWithoutContext("MacTxDrop", MakeBoundCallback(&MacTxDropCallback, context));
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//Execute the simulation
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Simulator::Stop(Seconds(10));
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Simulator::Run();
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Simulator::Destroy();
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return 0;
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}
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