1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
/*
* Copyright (c) 2008-2009 Strasbourg University
*
* SPDX-License-Identifier: GPL-2.0-only
*
* Author: Sebastien Vincent <vincent@clarinet.u-strasbg.fr>
*/
// Network topology
//
// n0 n1
// | |
// =================
// LAN
//
// - ICMPv6 echo request flows from n0 to n1 and back with ICMPv6 echo reply
// - DropTail queues
// - Tracing of queues and packet receptions to file "ping6.tr"
#include "ns3/core-module.h"
#include "ns3/csma-module.h"
#include "ns3/internet-apps-module.h"
#include "ns3/internet-module.h"
#include <fstream>
using namespace ns3;
NS_LOG_COMPONENT_DEFINE("Ping6Example");
int
main(int argc, char** argv)
{
bool verbose = false;
bool allNodes = false;
CommandLine cmd(__FILE__);
cmd.AddValue("verbose", "turn on log components", verbose);
cmd.AddValue("allNodes", "Ping all the nodes (true) or just one neighbor (false)", allNodes);
cmd.Parse(argc, argv);
if (verbose)
{
LogComponentEnable("Ping6Example", LOG_LEVEL_INFO);
LogComponentEnable("Ipv6EndPointDemux", LOG_LEVEL_ALL);
LogComponentEnable("Ipv6L3Protocol", LOG_LEVEL_ALL);
LogComponentEnable("Ipv6StaticRouting", LOG_LEVEL_ALL);
LogComponentEnable("Ipv6ListRouting", LOG_LEVEL_ALL);
LogComponentEnable("Ipv6Interface", LOG_LEVEL_ALL);
LogComponentEnable("Icmpv6L4Protocol", LOG_LEVEL_ALL);
LogComponentEnable("Ping", LOG_LEVEL_ALL);
LogComponentEnable("NdiscCache", LOG_LEVEL_ALL);
}
NS_LOG_INFO("Create nodes.");
NodeContainer n;
n.Create(4);
/* Install IPv4/IPv6 stack */
InternetStackHelper internetv6;
internetv6.SetIpv4StackInstall(false);
internetv6.Install(n);
NS_LOG_INFO("Create channels.");
CsmaHelper csma;
csma.SetChannelAttribute("DataRate", DataRateValue(5000000));
csma.SetChannelAttribute("Delay", TimeValue(MilliSeconds(2)));
NetDeviceContainer d = csma.Install(n);
Ipv6AddressHelper ipv6;
NS_LOG_INFO("Assign IPv6 Addresses.");
Ipv6InterfaceContainer i = ipv6.Assign(d);
NS_LOG_INFO("Create Applications.");
// Create a Ping application to send ICMPv6 echo request from node zero
uint32_t packetSize = 1024;
uint32_t maxPacketCount = 5;
Ipv6Address destination = allNodes ? Ipv6Address::GetAllNodesMulticast() : i.GetAddress(1, 0);
PingHelper ping(destination);
ping.SetAttribute("Count", UintegerValue(maxPacketCount));
ping.SetAttribute("Size", UintegerValue(packetSize));
ping.SetAttribute("InterfaceAddress", AddressValue(i.GetAddress(0, 0)));
ApplicationContainer apps = ping.Install(n.Get(0));
apps.Start(Seconds(2));
apps.Stop(Seconds(10));
AsciiTraceHelper ascii;
csma.EnableAsciiAll(ascii.CreateFileStream("ping6.tr"));
csma.EnablePcapAll(std::string("ping6"), true);
NS_LOG_INFO("Run Simulation.");
Simulator::Run();
Simulator::Destroy();
NS_LOG_INFO("Done.");
return 0;
}
|
