A Discrete-Event Network Simulator
API
lena-simple-epc.cc
Go to the documentation of this file.
1/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2011-2018 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
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 * Authors: Jaume Nin <jaume.nin@cttc.cat>
19 * Manuel Requena <manuel.requena@cttc.es>
20 */
21
22#include "ns3/core-module.h"
23#include "ns3/point-to-point-module.h"
24#include "ns3/internet-module.h"
25#include "ns3/applications-module.h"
26#include "ns3/mobility-module.h"
27#include "ns3/config-store-module.h"
28#include "ns3/lte-module.h"
29//#include "ns3/gtk-config-store.h"
30
31using namespace ns3;
32
39NS_LOG_COMPONENT_DEFINE ("LenaSimpleEpc");
40
41int
42main (int argc, char *argv[])
43{
44 uint16_t numNodePairs = 2;
45 Time simTime = MilliSeconds (1100);
46 double distance = 60.0;
47 Time interPacketInterval = MilliSeconds (100);
48 bool useCa = false;
49 bool disableDl = false;
50 bool disableUl = false;
51 bool disablePl = false;
52
53 // Command line arguments
54 CommandLine cmd (__FILE__);
55 cmd.AddValue ("numNodePairs", "Number of eNodeBs + UE pairs", numNodePairs);
56 cmd.AddValue ("simTime", "Total duration of the simulation", simTime);
57 cmd.AddValue ("distance", "Distance between eNBs [m]", distance);
58 cmd.AddValue ("interPacketInterval", "Inter packet interval", interPacketInterval);
59 cmd.AddValue ("useCa", "Whether to use carrier aggregation.", useCa);
60 cmd.AddValue ("disableDl", "Disable downlink data flows", disableDl);
61 cmd.AddValue ("disableUl", "Disable uplink data flows", disableUl);
62 cmd.AddValue ("disablePl", "Disable data flows between peer UEs", disablePl);
63 cmd.Parse (argc, argv);
64
65 ConfigStore inputConfig;
66 inputConfig.ConfigureDefaults ();
67
68 // parse again so you can override default values from the command line
69 cmd.Parse(argc, argv);
70
71 if (useCa)
72 {
73 Config::SetDefault ("ns3::LteHelper::UseCa", BooleanValue (useCa));
74 Config::SetDefault ("ns3::LteHelper::NumberOfComponentCarriers", UintegerValue (2));
75 Config::SetDefault ("ns3::LteHelper::EnbComponentCarrierManager", StringValue ("ns3::RrComponentCarrierManager"));
76 }
77
78 Ptr<LteHelper> lteHelper = CreateObject<LteHelper> ();
79 Ptr<PointToPointEpcHelper> epcHelper = CreateObject<PointToPointEpcHelper> ();
80 lteHelper->SetEpcHelper (epcHelper);
81
82 Ptr<Node> pgw = epcHelper->GetPgwNode ();
83
84 // Create a single RemoteHost
85 NodeContainer remoteHostContainer;
86 remoteHostContainer.Create (1);
87 Ptr<Node> remoteHost = remoteHostContainer.Get (0);
88 InternetStackHelper internet;
89 internet.Install (remoteHostContainer);
90
91 // Create the Internet
93 p2ph.SetDeviceAttribute ("DataRate", DataRateValue (DataRate ("100Gb/s")));
94 p2ph.SetDeviceAttribute ("Mtu", UintegerValue (1500));
95 p2ph.SetChannelAttribute ("Delay", TimeValue (MilliSeconds (10)));
96 NetDeviceContainer internetDevices = p2ph.Install (pgw, remoteHost);
98 ipv4h.SetBase ("1.0.0.0", "255.0.0.0");
99 Ipv4InterfaceContainer internetIpIfaces = ipv4h.Assign (internetDevices);
100 // interface 0 is localhost, 1 is the p2p device
101 Ipv4Address remoteHostAddr = internetIpIfaces.GetAddress (1);
102
103 Ipv4StaticRoutingHelper ipv4RoutingHelper;
104 Ptr<Ipv4StaticRouting> remoteHostStaticRouting = ipv4RoutingHelper.GetStaticRouting (remoteHost->GetObject<Ipv4> ());
105 remoteHostStaticRouting->AddNetworkRouteTo (Ipv4Address ("7.0.0.0"), Ipv4Mask ("255.0.0.0"), 1);
106
107 NodeContainer ueNodes;
108 NodeContainer enbNodes;
109 enbNodes.Create (numNodePairs);
110 ueNodes.Create (numNodePairs);
111
112 // Install Mobility Model
113 Ptr<ListPositionAllocator> positionAlloc = CreateObject<ListPositionAllocator> ();
114 for (uint16_t i = 0; i < numNodePairs; i++)
115 {
116 positionAlloc->Add (Vector (distance * i, 0, 0));
117 }
119 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
120 mobility.SetPositionAllocator(positionAlloc);
121 mobility.Install(enbNodes);
122 mobility.Install(ueNodes);
123
124 // Install LTE Devices to the nodes
125 NetDeviceContainer enbLteDevs = lteHelper->InstallEnbDevice (enbNodes);
126 NetDeviceContainer ueLteDevs = lteHelper->InstallUeDevice (ueNodes);
127
128 // Install the IP stack on the UEs
129 internet.Install (ueNodes);
130 Ipv4InterfaceContainer ueIpIface;
131 ueIpIface = epcHelper->AssignUeIpv4Address (NetDeviceContainer (ueLteDevs));
132 // Assign IP address to UEs, and install applications
133 for (uint32_t u = 0; u < ueNodes.GetN (); ++u)
134 {
135 Ptr<Node> ueNode = ueNodes.Get (u);
136 // Set the default gateway for the UE
137 Ptr<Ipv4StaticRouting> ueStaticRouting = ipv4RoutingHelper.GetStaticRouting (ueNode->GetObject<Ipv4> ());
138 ueStaticRouting->SetDefaultRoute (epcHelper->GetUeDefaultGatewayAddress (), 1);
139 }
140
141 // Attach one UE per eNodeB
142 for (uint16_t i = 0; i < numNodePairs; i++)
143 {
144 lteHelper->Attach (ueLteDevs.Get(i), enbLteDevs.Get(i));
145 // side effect: the default EPS bearer will be activated
146 }
147
148
149 // Install and start applications on UEs and remote host
150 uint16_t dlPort = 1100;
151 uint16_t ulPort = 2000;
152 uint16_t otherPort = 3000;
155 for (uint32_t u = 0; u < ueNodes.GetN (); ++u)
156 {
157 if (!disableDl)
158 {
159 PacketSinkHelper dlPacketSinkHelper ("ns3::UdpSocketFactory", InetSocketAddress (Ipv4Address::GetAny (), dlPort));
160 serverApps.Add (dlPacketSinkHelper.Install (ueNodes.Get (u)));
161
162 UdpClientHelper dlClient (ueIpIface.GetAddress (u), dlPort);
163 dlClient.SetAttribute ("Interval", TimeValue (interPacketInterval));
164 dlClient.SetAttribute ("MaxPackets", UintegerValue (1000000));
165 clientApps.Add (dlClient.Install (remoteHost));
166 }
167
168 if (!disableUl)
169 {
170 ++ulPort;
171 PacketSinkHelper ulPacketSinkHelper ("ns3::UdpSocketFactory", InetSocketAddress (Ipv4Address::GetAny (), ulPort));
172 serverApps.Add (ulPacketSinkHelper.Install (remoteHost));
173
174 UdpClientHelper ulClient (remoteHostAddr, ulPort);
175 ulClient.SetAttribute ("Interval", TimeValue (interPacketInterval));
176 ulClient.SetAttribute ("MaxPackets", UintegerValue (1000000));
177 clientApps.Add (ulClient.Install (ueNodes.Get(u)));
178 }
179
180 if (!disablePl && numNodePairs > 1)
181 {
182 ++otherPort;
183 PacketSinkHelper packetSinkHelper ("ns3::UdpSocketFactory", InetSocketAddress (Ipv4Address::GetAny (), otherPort));
184 serverApps.Add (packetSinkHelper.Install (ueNodes.Get (u)));
185
186 UdpClientHelper client (ueIpIface.GetAddress (u), otherPort);
187 client.SetAttribute ("Interval", TimeValue (interPacketInterval));
188 client.SetAttribute ("MaxPackets", UintegerValue (1000000));
189 clientApps.Add (client.Install (ueNodes.Get ((u + 1) % numNodePairs)));
190 }
191 }
192
193 serverApps.Start (MilliSeconds (500));
194 clientApps.Start (MilliSeconds (500));
195 lteHelper->EnableTraces ();
196 // Uncomment to enable PCAP tracing
197 //p2ph.EnablePcapAll("lena-simple-epc");
198
199 Simulator::Stop (simTime);
200 Simulator::Run ();
201
202 /*GtkConfigStore config;
203 config.ConfigureAttributes();*/
204
205 Simulator::Destroy ();
206 return 0;
207}
holds a vector of ns3::Application pointers.
AttributeValue implementation for Boolean.
Definition: boolean.h:37
Parse command-line arguments.
Definition: command-line.h:229
Introspection did not find any typical Config paths.
Definition: config-store.h:60
void ConfigureDefaults(void)
Configure the default values.
Class for representing data rates.
Definition: data-rate.h:89
AttributeValue implementation for DataRate.
an Inet address class
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...
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
void SetBase(Ipv4Address network, Ipv4Mask mask, Ipv4Address base="0.0.0.1")
Set the base network number, network mask and base address.
Ipv4InterfaceContainer Assign(const NetDeviceContainer &c)
Assign IP addresses to the net devices specified in the container based on the current network prefix...
Ipv4 addresses are stored in host order in this class.
Definition: ipv4-address.h:41
Access to the IPv4 forwarding table, interfaces, and configuration.
Definition: ipv4.h:77
holds a vector of std::pair of Ptr<Ipv4> and interface index.
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const
a class to represent an Ipv4 address mask
Definition: ipv4-address.h:256
Helper class that adds ns3::Ipv4StaticRouting objects.
Ptr< Ipv4StaticRouting > GetStaticRouting(Ptr< Ipv4 > ipv4) const
Try and find the static routing protocol as either the main routing protocol or in the list of routin...
void SetEpcHelper(Ptr< EpcHelper > h)
Set the EpcHelper to be used to setup the EPC network in conjunction with the setup of the LTE radio ...
Definition: lte-helper.cc:272
NetDeviceContainer InstallEnbDevice(NodeContainer c)
Create a set of eNodeB devices.
Definition: lte-helper.cc:474
void Attach(NetDeviceContainer ueDevices)
Enables automatic attachment of a set of UE devices to a suitable cell using Idle mode initial cell s...
Definition: lte-helper.cc:959
NetDeviceContainer InstallUeDevice(NodeContainer c)
Create a set of UE devices.
Definition: lte-helper.cc:489
void EnableTraces(void)
Enables trace sinks for PHY, MAC, RLC and PDCP.
Definition: lte-helper.cc:1426
Helper class used to assign positions and mobility models to nodes.
holds a vector of ns3::NetDevice pointers
Ptr< NetDevice > Get(uint32_t i) const
Get the Ptr<NetDevice> stored in this container at a given index.
virtual Ipv4Address GetUeDefaultGatewayAddress()
virtual Ptr< Node > GetPgwNode() const
Get the PGW node.
virtual Ipv4InterfaceContainer AssignUeIpv4Address(NetDeviceContainer ueDevices)
Assign IPv4 addresses to UE devices.
keep track of a set of node pointers.
uint32_t GetN(void) const
Get the number of Ptr<Node> stored in this container.
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
Ptr< Node > Get(uint32_t i) const
Get the Ptr<Node> stored in this container at a given index.
Ptr< T > GetObject(void) const
Get a pointer to the requested aggregated Object.
Definition: object.h:470
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.
void SetChannelAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each Channel created by the helper.
NetDeviceContainer Install(NodeContainer c)
Hold variables of type string.
Definition: string.h:41
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:103
AttributeValue implementation for Time.
Definition: nstime.h:1308
Create a client application which sends UDP packets carrying a 32bit sequence number and a 64 bit tim...
Hold an unsigned integer type.
Definition: uinteger.h:44
Vector3D Vector
Vector alias typedef for compatibility with mobility models.
Definition: vector.h:324
void SetDefault(std::string name, const AttributeValue &value)
Definition: config.cc:849
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
Time MilliSeconds(uint64_t value)
Construct a Time in the indicated unit.
Definition: nstime.h:1252
serverApps
Definition: first.py:52
clientApps
Definition: first.py:61
Every class exported by the ns3 library is enclosed in the ns3 namespace.
cmd
Definition: second.py:35
mobility
Definition: third.py:107