A Discrete-Event Network Simulator
API
fragmentation-ipv6.cc
Go to the documentation of this file.
1/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2008-2009 Strasbourg University
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation;
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 *
18 * Author: David Gross <gdavid.devel@gmail.com>
19 * Sebastien Vincent <vincent@clarinet.u-strasbg.fr>
20 */
21
22// Network topology
23// //
24// // n0 r n1
25// // | _ |
26// // ====|_|====
27// // router
28// //
29// // - Tracing of queues and packet receptions to file "fragmentation-ipv6.tr"
30
31#include <fstream>
32#include "ns3/core-module.h"
33#include "ns3/internet-module.h"
34#include "ns3/csma-module.h"
35#include "ns3/internet-apps-module.h"
36#include "ns3/ipv6-static-routing-helper.h"
37
38#include "ns3/ipv6-routing-table-entry.h"
39
40using namespace ns3;
41
42NS_LOG_COMPONENT_DEFINE ("FragmentationIpv6Example");
43
44int main (int argc, char** argv)
45{
46 bool verbose = false;
47
48 CommandLine cmd (__FILE__);
49 cmd.AddValue ("verbose", "turn on log components", verbose);
50 cmd.Parse (argc, argv);
51
52 if (verbose)
53 {
54 LogComponentEnable ("Ipv6L3Protocol", LOG_LEVEL_ALL);
55 LogComponentEnable ("Icmpv6L4Protocol", LOG_LEVEL_ALL);
56 LogComponentEnable ("Ipv6StaticRouting", LOG_LEVEL_ALL);
57 LogComponentEnable ("Ipv6Interface", LOG_LEVEL_ALL);
58 LogComponentEnable ("Ping6Application", LOG_LEVEL_ALL);
59 }
60
61 NS_LOG_INFO ("Create nodes.");
62 Ptr<Node> n0 = CreateObject<Node> ();
63 Ptr<Node> r = CreateObject<Node> ();
64 Ptr<Node> n1 = CreateObject<Node> ();
65
66 NodeContainer net1 (n0, r);
67 NodeContainer net2 (r, n1);
68 NodeContainer all (n0, r, n1);
69
70 NS_LOG_INFO ("Create IPv6 Internet Stack");
71 InternetStackHelper internetv6;
72 internetv6.Install (all);
73
74 NS_LOG_INFO ("Create channels.");
76 csma.SetChannelAttribute ("DataRate", DataRateValue (5000000));
77 csma.SetChannelAttribute ("Delay", TimeValue (MilliSeconds (2)));
78 NetDeviceContainer d1 = csma.Install (net1);
79 NetDeviceContainer d2 = csma.Install (net2);
80
81 NS_LOG_INFO ("Create networks and assign IPv6 Addresses.");
83 ipv6.SetBase (Ipv6Address ("2001:1::"), Ipv6Prefix (64));
84 Ipv6InterfaceContainer i1 = ipv6.Assign (d1);
85 i1.SetForwarding (1, true);
87 ipv6.SetBase (Ipv6Address ("2001:2::"), Ipv6Prefix (64));
88 Ipv6InterfaceContainer i2 = ipv6.Assign (d2);
89 i2.SetForwarding (0, true);
91
92 Ipv6StaticRoutingHelper routingHelper;
93 Ptr<OutputStreamWrapper> routingStream = Create<OutputStreamWrapper> (&std::cout);
94 routingHelper.PrintRoutingTableAt (Seconds (0), n0, routingStream);
95
96 /* Create a Ping6 application to send ICMPv6 echo request from n0 to n1 via r */
97 uint32_t packetSize = 4096;
98 uint32_t maxPacketCount = 5;
99 Time interPacketInterval = Seconds (1.0);
100 Ping6Helper ping6;
101
102 ping6.SetLocal (i1.GetAddress (0, 1));
103 ping6.SetRemote (i2.GetAddress (1, 1));
104
105 ping6.SetAttribute ("MaxPackets", UintegerValue (maxPacketCount));
106 ping6.SetAttribute ("Interval", TimeValue (interPacketInterval));
107 ping6.SetAttribute ("PacketSize", UintegerValue (packetSize));
108 ApplicationContainer apps = ping6.Install (net1.Get (0));
109 apps.Start (Seconds (2.0));
110 apps.Stop (Seconds (20.0));
111
112 AsciiTraceHelper ascii;
113 csma.EnableAsciiAll (ascii.CreateFileStream ("fragmentation-ipv6.tr"));
114 csma.EnablePcapAll (std::string ("fragmentation-ipv6"), true);
115
116 NS_LOG_INFO ("Run Simulation.");
117 Simulator::Run ();
118 Simulator::Destroy ();
119 NS_LOG_INFO ("Done.");
120}
121
holds a vector of ns3::Application pointers.
void Start(Time start)
Arrange for all of the Applications in this container to Start() at the Time given as a parameter.
void Stop(Time stop)
Arrange for all of the Applications in this container to Stop() at the Time given as a parameter.
Manage ASCII trace files for device models.
Definition: trace-helper.h:163
Ptr< OutputStreamWrapper > CreateFileStream(std::string filename, std::ios::openmode filemode=std::ios::out)
Create and initialize an output stream object we'll use to write the traced bits.
Parse command-line arguments.
Definition: command-line.h:229
build a set of CsmaNetDevice objects
Definition: csma-helper.h:47
AttributeValue implementation for DataRate.
aggregate IP/TCP/UDP functionality to existing Nodes.
void Install(std::string nodeName) const
Aggregate implementations of the ns3::Ipv4, ns3::Ipv6, ns3::Udp, and ns3::Tcp classes onto the provid...
Helper class to auto-assign global IPv6 unicast addresses.
void SetBase(Ipv6Address network, Ipv6Prefix prefix, Ipv6Address base=Ipv6Address("::1"))
Set the base network number, network prefix, and base interface ID.
Ipv6InterfaceContainer Assign(const NetDeviceContainer &c)
Allocate an Ipv6InterfaceContainer with auto-assigned addresses.
Describes an IPv6 address.
Definition: ipv6-address.h:50
Keep track of a set of IPv6 interfaces.
void SetForwarding(uint32_t i, bool state)
Set the state of the stack (act as a router or as an host) for the specified index.
void SetDefaultRouteInAllNodes(uint32_t router)
Set the default route for all the devices (except the router itself).
Ipv6Address GetAddress(uint32_t i, uint32_t j) const
Get the address for the specified index.
Describes an IPv6 prefix.
Definition: ipv6-address.h:456
static void PrintRoutingTableAt(Time printTime, Ptr< Node > node, Ptr< OutputStreamWrapper > stream, Time::Unit unit=Time::S)
prints the routing tables of a node at a particular time.
Helper class that adds ns3::Ipv6StaticRouting objects.
holds a vector of ns3::NetDevice pointers
keep track of a set of node pointers.
Ping6 application helper.
Definition: ping6-helper.h:39
void SetRemote(Ipv6Address ip)
Set the remote IPv6 address.
Definition: ping6-helper.cc:40
ApplicationContainer Install(NodeContainer c)
Install the application in Nodes.
Definition: ping6-helper.cc:50
void SetAttribute(std::string name, const AttributeValue &value)
Set some attributes.
Definition: ping6-helper.cc:45
void SetLocal(Ipv6Address ip)
Set the local IPv6 address.
Definition: ping6-helper.cc:35
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:103
AttributeValue implementation for Time.
Definition: nstime.h:1308
Hold an unsigned integer type.
Definition: uinteger.h:44
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Definition: log.h:281
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1244
Time MilliSeconds(uint64_t value)
Construct a Time in the indicated unit.
Definition: nstime.h:1252
Every class exported by the ns3 library is enclosed in the ns3 namespace.
@ LOG_LEVEL_ALL
Print everything.
Definition: log.h:116
void LogComponentEnable(char const *name, enum LogLevel level)
Enable the logging output associated with that log component.
Definition: log.cc:361
csma
Definition: second.py:63
cmd
Definition: second.py:35
bool verbose
static const uint32_t packetSize
Packet size generated at the AP.