A Discrete-Event Network Simulator
API
fragmentation-ipv6.cc
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1/*
2 * Copyright (c) 2008-2009 Strasbourg University
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation;
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16 *
17 * Author: David Gross <gdavid.devel@gmail.com>
18 * Sebastien Vincent <vincent@clarinet.u-strasbg.fr>
19 */
20
21// Network topology
22// //
23// // n0 r n1
24// // | _ |
25// // ====|_|====
26// // router
27// //
28// // - Tracing of queues and packet receptions to file "fragmentation-ipv6.tr"
29
30#include "ns3/core-module.h"
31#include "ns3/csma-module.h"
32#include "ns3/internet-apps-module.h"
33#include "ns3/internet-module.h"
34#include "ns3/ipv6-routing-table-entry.h"
35#include "ns3/ipv6-static-routing-helper.h"
36
37#include <fstream>
38
39using namespace ns3;
40
41NS_LOG_COMPONENT_DEFINE("FragmentationIpv6Example");
42
43int
44main(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 return 0;
122}
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:173
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:232
build a set of CsmaNetDevice objects
Definition: csma-helper.h:48
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:38
void SetRemote(Ipv6Address ip)
Set the remote IPv6 address.
Definition: ping6-helper.cc:41
ApplicationContainer Install(NodeContainer c)
Install the application in Nodes.
Definition: ping6-helper.cc:53
void SetAttribute(std::string name, const AttributeValue &value)
Set some attributes.
Definition: ping6-helper.cc:47
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:105
AttributeValue implementation for Time.
Definition: nstime.h:1425
Hold an unsigned integer type.
Definition: uinteger.h:45
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:202
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Definition: log.h:275
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1338
Time MilliSeconds(uint64_t value)
Construct a Time in the indicated unit.
Definition: nstime.h:1350
Every class exported by the ns3 library is enclosed in the ns3 namespace.
@ LOG_LEVEL_ALL
Print everything.
Definition: log.h:116
void LogComponentEnable(const char *name, enum LogLevel level)
Enable the logging output associated with that log component.
Definition: log.cc:358
csma
Definition: second.py:56
cmd
Definition: second.py:33
bool verbose
static const uint32_t packetSize
Packet size generated at the AP.