A Discrete-Event Network Simulator
API
lte-test-cqa-ff-mac-scheduler.cc
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1 /*
2  * Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
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: Biljana Bojovic<bbojovic@cttc.es>
18  * Dizhi Zhou <dizhi.zhou@gmail.com>
19  * Marco Miozzo <marco.miozzo@cttc.es>,
20  * Nicola Baldo <nbaldo@cttc.es>
21  *
22  */
23 
24 #include "lte-test-cqa-ff-mac-scheduler.h"
25 
26 #include "ns3/double.h"
27 #include "ns3/internet-module.h"
28 #include "ns3/ipv4-global-routing-helper.h"
29 #include "ns3/network-module.h"
30 #include "ns3/packet-sink-helper.h"
31 #include "ns3/point-to-point-epc-helper.h"
32 #include "ns3/point-to-point-helper.h"
33 #include "ns3/radio-bearer-stats-calculator.h"
34 #include "ns3/string.h"
35 #include "ns3/udp-client-server-helper.h"
36 #include <ns3/boolean.h>
37 #include <ns3/constant-position-mobility-model.h>
38 #include <ns3/enum.h>
39 #include <ns3/eps-bearer.h>
40 #include <ns3/ff-mac-scheduler.h>
41 #include <ns3/log.h>
42 #include <ns3/lte-enb-net-device.h>
43 #include <ns3/lte-enb-phy.h>
44 #include <ns3/lte-helper.h>
45 #include <ns3/lte-ue-net-device.h>
46 #include <ns3/lte-ue-phy.h>
47 #include <ns3/lte-ue-rrc.h>
48 #include <ns3/mobility-helper.h>
49 #include <ns3/net-device-container.h>
50 #include <ns3/node-container.h>
51 #include <ns3/object.h>
52 #include <ns3/packet.h>
53 #include <ns3/ptr.h>
54 #include <ns3/simulator.h>
55 #include <ns3/spectrum-error-model.h>
56 #include <ns3/spectrum-interference.h>
57 #include <ns3/test.h>
58 
59 #include <iostream>
60 #include <sstream>
61 #include <string>
62 
63 using namespace ns3;
64 
65 NS_LOG_COMPONENT_DEFINE("LenaTestCqaFfMacScheduler");
66 
67 LenaTestCqaFfMacSchedulerSuite::LenaTestCqaFfMacSchedulerSuite()
68  : TestSuite("lte-cqa-ff-mac-scheduler", SYSTEM)
69 {
70  NS_LOG_INFO("creating LenaTestCqaFfMacSchedulerSuite");
71 
72  bool errorModel = false;
73 
74  // General config
75  // Traffic: UDP traffic with fixed rate
76  // Token generation rate = traffic rate
77  // RLC header length = 2 bytes, PDCP header = 2 bytes
78  // Simulation time = 1.0 sec
79  // Throughput in this file is calculated in RLC layer
80 
81  // Test Case 1: homogeneous flow test in CQA (same distance)
82  // DOWNLINK -> DISTANCE 0 -> MCS 28 -> Itbs 26 (from table 7.1.7.2.1-1 of 36.2 13)
83  // Traffic info
84  // UDP traffic: payload size = 200 bytes, interval = 1 ms
85  // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) *
86  // 1000 byte/sec -> 232000 byte/rate
87  // Total bandwidth: 24 PRB at Itbs 26 -> 2196 -> 2196000 byte/sec
88  // 1 user -> 232000 * 1 = 232000 < 2196000 -> throughput = 232000 byte/sec
89  // 3 user -> 232000 * 3 = 696000 < 2196000 -> througphut = 232000 byte/sec
90  // 6 user -> 232000 * 6 = 139200 < 2196000 -> throughput = 232000 byte/sec
91  // 12 user -> 232000 * 12 = 2784000 > 2196000 -> throughput = 2196000 / 12 = 183000 byte/sec
92  // UPLINK -> DISTANCE 0 -> MCS 28 -> Itbs 26 (from table 7.1.7.2.1-1 of 36.2 13)
93  // 1 user -> 25 PRB at Itbs 26 -> 2292 -> 2292000 > 232000 -> throughput = 232000 bytes/sec
94  // 3 users -> 8 PRB at Itbs 26 -> 749 -> 749000 > 232000 -> throughput = 232000 bytes/sec
95  // 6 users -> 4 PRB at Itbs 26 -> 373 -> 373000 > 232000 -> throughput = 232000 bytes/sec
96  // 12 users -> 2 PRB at Itbs 26 -> 185 -> 185000 < 232000 -> throughput = 185000 bytes/sec
97  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(1, 0, 232000, 232000, 200, 1, errorModel),
98  TestCase::EXTENSIVE);
99  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(3, 0, 232000, 232000, 200, 1, errorModel),
100  TestCase::EXTENSIVE);
101  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(6, 0, 232000, 232000, 200, 1, errorModel),
102  TestCase::EXTENSIVE);
103 
104  // AddTestCase (new LenaCqaFfMacSchedulerTestCase1 (12,0,183000,185000,200,1,errorModel));//
105  // simulation time = 1.5, otherwise, ul test will fail
106 
107  // DOWNLINK - DISTANCE 4800 -> MCS 22 -> Itbs 20 (from table 7.1.7.2.1-1 of 36.213)
108  // Traffic info
109  // UDP traffic: payload size = 200 bytes, interval = 1 ms
110  // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
111  // byte/sec -> 232000 byte/rate
112  // Total bandwidth: 24 PRB at Itbs 20 -> 1383 -> 1383000 byte/sec
113  // 1 user -> 903000 * 1 = 232000 < 1383000 -> throughput = 232000 byte/sec
114  // 3 user -> 232000 * 3 = 696000 < 1383000 -> througphut = 232000 byte/sec
115  // 6 user -> 232000 * 6 = 139200 > 1383000 -> throughput = 1383000 / 6 = 230500 byte/sec
116  // 12 user -> 232000 * 12 = 2784000 > 1383000 -> throughput = 1383000 / 12 = 115250 byte/sec
117  // UPLINK - DISTANCE 4800 -> MCS 14 -> Itbs 13 (from table 7.1.7.2.1-1 of 36.213)
118  // 1 user -> 25 PRB at Itbs 13 -> 807 -> 807000 > 232000 -> throughput = 232000 bytes/sec
119  // 3 users -> 8 PRB at Itbs 13 -> 253 -> 253000 > 232000 -> throughput = 232000 bytes/sec
120  // 6 users -> 4 PRB at Itbs 13 -> 125 -> 125000 < 232000 -> throughput = 125000 bytes/sec
121  // after the patch enforcing min 3 PRBs per UE:
122  // 12 users -> 3 PRB at Itbs 13 -> 93 bytes * 8/12 UE/TTI -> 62000 < 232000 -> throughput =
123  // 62000 bytes/sec
124  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(1, 4800, 232000, 232000, 200, 1, errorModel),
125  TestCase::EXTENSIVE);
126  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(3, 4800, 232000, 232000, 200, 1, errorModel),
127  TestCase::EXTENSIVE);
128  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(6, 4800, 230500, 125000, 200, 1, errorModel),
129  TestCase::EXTENSIVE);
130  // AddTestCase (new LenaCqaFfMacSchedulerTestCase1 (12,4800,115250,62000,200,1,errorModel)); //
131  // simulation time = 1.5, otherwise, ul test will fail
132 
133  // DOWNLINK - DISTANCE 6000 -> MCS 20 -> Itbs 18 (from table 7.1.7.2.1-1 of 36.213)
134  // Traffic info
135  // UDP traffic: payload size = 200 bytes, interval = 1 ms
136  // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
137  // byte/sec -> 232000 byte/rate
138  // Total bandwidth: 24 PRB at Itbs 18 -> 1191 -> 1191000 byte/sec
139  // 1 user -> 903000 * 1 = 232000 < 1191000 -> throughput = 232000 byte/sec
140  // 3 user -> 232000 * 3 = 696000 < 1191000 -> througphut = 232000 byte/sec
141  // 6 user -> 232000 * 6 = 1392000 > 1191000 -> throughput = 1191000 / 6 = 198500 byte/sec
142  // 12 user -> 232000 * 12 = 2784000 > 1191000 -> throughput = 1191000 / 12 = 99250 byte/sec
143 
144  // UPLINK - DISTANCE 6000 -> MCS 12 -> Itbs 11 (from table 7.1.7.2.1-1 of 36.213)
145  // 1 user -> 25 PRB at Itbs 11 -> 621 -> 621000 > 232000 -> throughput = 232000 bytes/sec
146  // 3 users -> 8 PRB at Itbs 11 -> 201 -> 201000 < 232000 -> throughput = 201000 bytes/sec
147  // 6 users -> 4 PRB at Itbs 11 -> 97 -> 97000 < 232000 -> throughput = 97000 bytes/sec
148  // after the patch enforcing min 3 PRBs per UE:
149  // 12 users -> 3 PRB at Itbs 11 -> 73 bytes * 8/12 UE/TTI -> 48667 < 232000 -> throughput =
150  // 48667 bytes/sec
151  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(1, 6000, 232000, 232000, 200, 1, errorModel),
152  TestCase::EXTENSIVE);
153  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(3, 6000, 232000, 201000, 200, 1, errorModel),
154  TestCase::EXTENSIVE);
155  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(6, 6000, 198500, 97000, 200, 1, errorModel),
156  TestCase::EXTENSIVE);
157  // AddTestCase (new LenaCqaFfMacSchedulerTestCase1 (12,6000,99250,48667,200,1, errorModel)); //
158  // simulation time = 1.5, otherwise, ul test will fail
159 
160  // DOWNLINK - DISTANCE 10000 -> MCS 14 -> Itbs 13 (from table 7.1.7.2.1-1 of 36.213)
161  // Traffic info
162  // UDP traffic: payload size = 200 bytes, interval = 1 ms
163  // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
164  // byte/sec -> 232000 byte/rate
165  // Total bandwidth: 24 PRB at Itbs 13 -> 775 -> 775000 byte/sec
166  // 1 user -> 903000 * 1 = 232000 < 775000 -> throughput = 232000 byte/sec
167  // 3 user -> 232000 * 3 = 696000 > 775000 -> througphut = 232000 byte/sec
168  // 6 user -> 232000 * 6 = 139200 > 775000 -> throughput = 775000 / 6 = 129166 byte/sec
169  // 12 user -> 232000 * 12 = 2784000 > 775000 -> throughput = 775000 / 12 = 64583 byte/sec
170  // UPLINK - DISTANCE 10000 -> MCS 8 -> Itbs 8 (from table 7.1.7.2.1-1 of 36.213)
171  // 1 user -> 24 PRB at Itbs 8 -> 437 -> 437000 > 232000 -> throughput = 232000 bytes/sec
172  // 3 users -> 8 PRB at Itbs 8 -> 137 -> 137000 < 232000 -> throughput = 137000 bytes/sec
173  // 6 users -> 4 PRB at Itbs 8 -> 67 -> 67000 < 232000 -> throughput = 67000 bytes/sec
174  // after the patch enforcing min 3 PRBs per UE:
175  // 12 users -> 3 PRB at Itbs 8 -> 49 bytes * 8/12 UE/TTI -> 32667 < 232000 -> throughput = 32667
176  // bytes/sec
177  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(1, 10000, 232000, 232000, 200, 1, errorModel),
178  TestCase::EXTENSIVE);
179  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(3, 10000, 232000, 137000, 200, 1, errorModel),
180  TestCase::EXTENSIVE);
181  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(6, 10000, 129166, 67000, 200, 1, errorModel),
182  TestCase::EXTENSIVE);
183  // AddTestCase (new LenaCqaFfMacSchedulerTestCase1 (12,10000,64583,32667,200,1,errorModel));//
184  // simulation time = 1.5, otherwise, ul test will fail
185 
186  // DOWNLINK - DISTANCE 100000 -> CQI == 0 -> out of range -> 0 bytes/sec
187  // UPLINK - DISTANCE 100000 -> CQI == 0 -> out of range -> 0 bytes/sec
188  AddTestCase(new LenaCqaFfMacSchedulerTestCase1(1, 100000, 0, 0, 200, 1, errorModel),
189  TestCase::QUICK);
190 
191  // Test Case 2: homogeneous flow test in CQA (different distance)
192  // Traffic1 info
193  // UDP traffic: payload size = 100 bytes, interval = 1 ms
194  // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
195  // byte/sec -> 132000 byte/rate
196  // Maximum throughput = 4 / ( 1/2196000 + 1/1191000 + 1/1383000 + 1/775000 ) = 1209046 byte/s
197  // 132000 * 4 = 528000 < 1209046 -> estimated throughput in downlink = 132000 byte/sec
198  std::vector<double> dist1;
199  dist1.push_back(0); // User 0 distance --> MCS 28
200  dist1.push_back(4800); // User 1 distance --> MCS 22
201  dist1.push_back(6000); // User 2 distance --> MCS 20
202  dist1.push_back(10000); // User 3 distance --> MCS 14
203  std::vector<uint16_t> packetSize1;
204  packetSize1.push_back(100);
205  packetSize1.push_back(100);
206  packetSize1.push_back(100);
207  packetSize1.push_back(100);
208  std::vector<uint32_t> estThrCqaDl1;
209  estThrCqaDl1.push_back(132000); // User 0 estimated TTI throughput from CQA
210  estThrCqaDl1.push_back(132000); // User 1 estimated TTI throughput from CQA
211  estThrCqaDl1.push_back(132000); // User 2 estimated TTI throughput from CQA
212  estThrCqaDl1.push_back(132000); // User 3 estimated TTI throughput from CQA
213  AddTestCase(new LenaCqaFfMacSchedulerTestCase2(dist1, estThrCqaDl1, packetSize1, 1, errorModel),
214  TestCase::QUICK);
215 
216  // Traffic2 info
217  // UDP traffic: payload size = 200 bytes, interval = 1 ms
218  // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
219  // byte/sec -> 232000 byte/rate
220  // Maximum throughput = 4 / ( 1/2196000 + 1/1191000 + 1/1383000 + 1/775000 ) = 1209046 byte/s
221  // 232000 * 4 = 928000 < 1209046 -> estimated throughput in downlink = 928000 / 4 = 230000
222  // byte/sec
223  std::vector<double> dist2;
224  dist2.push_back(0); // User 0 distance --> MCS 28
225  dist2.push_back(4800); // User 1 distance --> MCS 22
226  dist2.push_back(6000); // User 2 distance --> MCS 20
227  dist2.push_back(10000); // User 3 distance --> MCS 14
228  std::vector<uint16_t> packetSize2;
229  packetSize2.push_back(200);
230  packetSize2.push_back(200);
231  packetSize2.push_back(200);
232  packetSize2.push_back(200);
233  std::vector<uint32_t> estThrCqaDl2;
234  estThrCqaDl2.push_back(230000); // User 0 estimated TTI throughput from CQA
235  estThrCqaDl2.push_back(230000); // User 1 estimated TTI throughput from CQA
236  estThrCqaDl2.push_back(230000); // User 2 estimated TTI throughput from CQA
237  estThrCqaDl2.push_back(230000); // User 3 estimated TTI throughput from CQA
238  AddTestCase(new LenaCqaFfMacSchedulerTestCase2(dist2, estThrCqaDl2, packetSize2, 1, errorModel),
239  TestCase::QUICK);
240 
241  // Test Case 3: heterogeneous flow test in CQA
242  // UDP traffic: payload size = [100,200,300] bytes, interval = 1 ms
243  // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
244  // byte/sec -> [132000, 232000, 332000] byte/rate
245  // Maximum throughput = 3 / ( 1/2196000 + 1/1191000 + 1/1383000) = 1486569 byte/s
246  // 132000 + 232000 + 332000 = 696000 < 1486569 -> estimated throughput in downlink = [132000,
247  // 232000, 332000] byte/sec
248  std::vector<double> dist3;
249  dist3.push_back(0); // User 0 distance --> MCS 28
250  dist3.push_back(4800); // User 1 distance --> MCS 22
251  dist3.push_back(6000); // User 2 distance --> MCS 20
252  std::vector<uint16_t> packetSize3;
253  packetSize3.push_back(100);
254  packetSize3.push_back(200);
255  packetSize3.push_back(300);
256  std::vector<uint32_t> estThrCqaDl3;
257  estThrCqaDl3.push_back(132000); // User 0 estimated TTI throughput from CQA
258  estThrCqaDl3.push_back(232000); // User 1 estimated TTI throughput from CQA
259  estThrCqaDl3.push_back(332000); // User 2 estimated TTI throughput from CQA
260  AddTestCase(new LenaCqaFfMacSchedulerTestCase2(dist3, estThrCqaDl3, packetSize3, 1, errorModel),
261  TestCase::QUICK);
262 }
263 
268 static LenaTestCqaFfMacSchedulerSuite lenaTestCqaFfMacSchedulerSuite;
269 
270 // --------------- T E S T - C A S E # 1 ------------------------------
271 
272 std::string
273 LenaCqaFfMacSchedulerTestCase1::BuildNameString(uint16_t nUser, double dist)
274 {
275  std::ostringstream oss;
276  oss << nUser << " UEs, distance " << dist << " m";
277  return oss.str();
278 }
279 
280 LenaCqaFfMacSchedulerTestCase1::LenaCqaFfMacSchedulerTestCase1(uint16_t nUser,
281  double dist,
282  double thrRefDl,
283  double thrRefUl,
284  uint16_t packetSize,
285  uint16_t interval,
286  bool errorModelEnabled)
287  : TestCase(BuildNameString(nUser, dist)),
288  m_nUser(nUser),
289  m_dist(dist),
290  m_packetSize(packetSize),
291  m_interval(interval),
292  m_thrRefDl(thrRefDl),
293  m_thrRefUl(thrRefUl),
294  m_errorModelEnabled(errorModelEnabled)
295 {
296 }
297 
298 LenaCqaFfMacSchedulerTestCase1::~LenaCqaFfMacSchedulerTestCase1()
299 {
300 }
301 
302 void
303 LenaCqaFfMacSchedulerTestCase1::DoRun()
304 {
305  NS_LOG_FUNCTION(this << GetName());
306 
307  if (!m_errorModelEnabled)
308  {
309  Config::SetDefault("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue(false));
310  Config::SetDefault("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue(false));
311  }
312 
313  Config::SetDefault("ns3::LteHelper::UseIdealRrc", BooleanValue(true));
314  Config::SetDefault("ns3::MacStatsCalculator::DlOutputFilename",
315  StringValue(CreateTempDirFilename("DlMacStats.txt")));
316  Config::SetDefault("ns3::MacStatsCalculator::UlOutputFilename",
317  StringValue(CreateTempDirFilename("UlMacStats.txt")));
318  Config::SetDefault("ns3::RadioBearerStatsCalculator::DlRlcOutputFilename",
319  StringValue(CreateTempDirFilename("DlRlcStats.txt")));
320  Config::SetDefault("ns3::RadioBearerStatsCalculator::UlRlcOutputFilename",
321  StringValue(CreateTempDirFilename("UlRlcStats.txt")));
322 
323  Ptr<LteHelper> lteHelper = CreateObject<LteHelper>();
324  Ptr<PointToPointEpcHelper> epcHelper = CreateObject<PointToPointEpcHelper>();
325  lteHelper->SetEpcHelper(epcHelper);
326 
327  // LogComponentEnable ("CqaFfMacScheduler", LOG_DEBUG);
328 
329  Ptr<Node> pgw = epcHelper->GetPgwNode();
330 
331  // Create a single RemoteHost
332  NodeContainer remoteHostContainer;
333  remoteHostContainer.Create(1);
334  Ptr<Node> remoteHost = remoteHostContainer.Get(0);
335  InternetStackHelper internet;
336  internet.Install(remoteHostContainer);
337 
338  // Create the Internet
339  PointToPointHelper p2ph;
340  p2ph.SetDeviceAttribute("DataRate", DataRateValue(DataRate("100Gb/s")));
341  p2ph.SetDeviceAttribute("Mtu", UintegerValue(1500));
342  p2ph.SetChannelAttribute("Delay", TimeValue(Seconds(0.001)));
343  NetDeviceContainer internetDevices = p2ph.Install(pgw, remoteHost);
344  Ipv4AddressHelper ipv4h;
345  ipv4h.SetBase("1.0.0.0", "255.0.0.0");
346  Ipv4InterfaceContainer internetIpIfaces = ipv4h.Assign(internetDevices);
347  // interface 0 is localhost, 1 is the p2p device
348  Ipv4Address remoteHostAddr = internetIpIfaces.GetAddress(1);
349 
350  Ipv4StaticRoutingHelper ipv4RoutingHelper;
351  Ptr<Ipv4StaticRouting> remoteHostStaticRouting =
352  ipv4RoutingHelper.GetStaticRouting(remoteHost->GetObject<Ipv4>());
353  remoteHostStaticRouting->AddNetworkRouteTo(Ipv4Address("7.0.0.0"), Ipv4Mask("255.0.0.0"), 1);
354 
355  // Config::SetDefault ("ns3::LteAmc::AmcModel", EnumValue (LteAmc::PiroEW2010));
356  // Config::SetDefault ("ns3::LteAmc::Ber", DoubleValue (0.00005));
357  // Config::SetDefault ("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue (false));
358  // Config::SetDefault ("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue (false));
359 
360  // Config::SetDefault ("ns3::LteEnbRrc::EpsBearerToRlcMapping", EnumValue
361  // (LteHelper::RLC_UM_ALWAYS));
362 
363  // LogComponentDisableAll (LOG_LEVEL_ALL);
364  // LogComponentEnable ("LenaTestCqaFfMacScheduler", LOG_LEVEL_ALL);
365 
366  lteHelper->SetAttribute("PathlossModel", StringValue("ns3::FriisSpectrumPropagationLossModel"));
367 
368  // Create Nodes: eNodeB and UE
369  NodeContainer enbNodes;
370  NodeContainer ueNodes;
371  enbNodes.Create(1);
372  ueNodes.Create(m_nUser);
373 
374  // Install Mobility Model
375  MobilityHelper mobility;
376  mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
377  mobility.Install(enbNodes);
378  mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
379  mobility.Install(ueNodes);
380 
381  // Create Devices and install them in the Nodes (eNB and UE)
382  NetDeviceContainer enbDevs;
383  NetDeviceContainer ueDevs;
384  lteHelper->SetSchedulerType("ns3::CqaFfMacScheduler");
385  lteHelper->SetSchedulerAttribute("UlCqiFilter", EnumValue(FfMacScheduler::SRS_UL_CQI));
386  enbDevs = lteHelper->InstallEnbDevice(enbNodes);
387  ueDevs = lteHelper->InstallUeDevice(ueNodes);
388 
389  Ptr<LteEnbNetDevice> lteEnbDev = enbDevs.Get(0)->GetObject<LteEnbNetDevice>();
390  Ptr<LteEnbPhy> enbPhy = lteEnbDev->GetPhy();
391  enbPhy->SetAttribute("TxPower", DoubleValue(30.0));
392  enbPhy->SetAttribute("NoiseFigure", DoubleValue(5.0));
393 
394  // Set UEs' position and power
395  for (int i = 0; i < m_nUser; i++)
396  {
397  Ptr<ConstantPositionMobilityModel> mm =
398  ueNodes.Get(i)->GetObject<ConstantPositionMobilityModel>();
399  mm->SetPosition(Vector(m_dist, 0.0, 0.0));
400  Ptr<LteUeNetDevice> lteUeDev = ueDevs.Get(i)->GetObject<LteUeNetDevice>();
401  Ptr<LteUePhy> uePhy = lteUeDev->GetPhy();
402  uePhy->SetAttribute("TxPower", DoubleValue(23.0));
403  uePhy->SetAttribute("NoiseFigure", DoubleValue(9.0));
404  }
405 
406  // Install the IP stack on the UEs
407  internet.Install(ueNodes);
408  Ipv4InterfaceContainer ueIpIface;
409  ueIpIface = epcHelper->AssignUeIpv4Address(NetDeviceContainer(ueDevs));
410 
411  // Assign IP address to UEs
412  for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
413  {
414  Ptr<Node> ueNode = ueNodes.Get(u);
415  // Set the default gateway for the UE
416  Ptr<Ipv4StaticRouting> ueStaticRouting =
417  ipv4RoutingHelper.GetStaticRouting(ueNode->GetObject<Ipv4>());
418  ueStaticRouting->SetDefaultRoute(epcHelper->GetUeDefaultGatewayAddress(), 1);
419  }
420 
421  // Attach a UE to a eNB
422  lteHelper->Attach(ueDevs, enbDevs.Get(0));
423 
424  // Activate an EPS bearer on all UEs
425  for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
426  {
427  Ptr<NetDevice> ueDevice = ueDevs.Get(u);
428  GbrQosInformation qos;
429  qos.gbrDl = (m_packetSize + 32) * (1000 / m_interval) *
430  8; // bit/s, considering IP, UDP, RLC, PDCP header size
431  qos.gbrUl = (m_packetSize + 32) * (1000 / m_interval) * 8;
432  qos.mbrDl = 0;
433  qos.mbrUl = 0;
434 
435  EpsBearer::Qci q = EpsBearer::GBR_CONV_VOICE;
436  EpsBearer bearer(q, qos);
437  lteHelper->ActivateDedicatedEpsBearer(ueDevice, bearer, EpcTft::Default());
438  }
439 
440  // Install downlink and uplink applications
441  uint16_t dlPort = 1234;
442  uint16_t ulPort = 2000;
443  ApplicationContainer clientApps;
444  ApplicationContainer serverApps;
445  PacketSinkHelper dlPacketSinkHelper("ns3::UdpSocketFactory",
446  InetSocketAddress(Ipv4Address::GetAny(), dlPort));
447 
448  for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
449  {
450  ++ulPort;
451  PacketSinkHelper ulPacketSinkHelper("ns3::UdpSocketFactory",
452  InetSocketAddress(Ipv4Address::GetAny(), ulPort));
453  serverApps.Add(ulPacketSinkHelper.Install(remoteHost)); // receive packets from UEs
454  serverApps.Add(
455  dlPacketSinkHelper.Install(ueNodes.Get(u))); // receive packets from remotehost
456 
457  UdpClientHelper dlClient(ueIpIface.GetAddress(u), dlPort); // downlink packets generator
458  dlClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
459  dlClient.SetAttribute("MaxPackets", UintegerValue(1000000));
460  dlClient.SetAttribute("PacketSize", UintegerValue(m_packetSize));
461 
462  UdpClientHelper ulClient(remoteHostAddr, ulPort); // uplink packets generator
463  ulClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
464  ulClient.SetAttribute("MaxPackets", UintegerValue(1000000));
465  ulClient.SetAttribute("PacketSize", UintegerValue(m_packetSize));
466 
467  clientApps.Add(dlClient.Install(remoteHost));
468  clientApps.Add(ulClient.Install(ueNodes.Get(u)));
469  }
470 
471  serverApps.Start(Seconds(0.030));
472  clientApps.Start(Seconds(0.030));
473 
474  double statsStartTime = 0.300; // need to allow for RRC connection establishment + SRS
475  double statsDuration = 0.6;
476  double tolerance = 0.1;
477  Simulator::Stop(Seconds(statsStartTime + statsDuration - 0.0001));
478 
479  lteHelper->EnableRlcTraces();
480  lteHelper->EnableMacTraces();
481  Ptr<RadioBearerStatsCalculator> rlcStats = lteHelper->GetRlcStats();
482  rlcStats->SetAttribute("StartTime", TimeValue(Seconds(statsStartTime)));
483  rlcStats->SetAttribute("EpochDuration", TimeValue(Seconds(statsDuration)));
484 
485  Simulator::Run();
486 
487  NS_LOG_INFO("DL - Test with " << m_nUser << " user(s) at distance " << m_dist);
488  std::vector<uint64_t> dlDataRxed;
489  for (int i = 0; i < m_nUser; i++)
490  {
491  // get the imsi
492  uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
493  // get the lcId
494  uint8_t lcId = 4;
495  uint64_t data = rlcStats->GetDlRxData(imsi, lcId);
496  dlDataRxed.push_back(data);
497  NS_LOG_INFO("\tUser " << i << " imsi " << imsi << " bytes rxed " << (double)dlDataRxed.at(i)
498  << " thr " << (double)dlDataRxed.at(i) / statsDuration << " ref "
499  << m_thrRefDl);
500  }
501 
502  for (int i = 0; i < m_nUser; i++)
503  {
504  NS_TEST_ASSERT_MSG_EQ_TOL((double)dlDataRxed.at(i) / statsDuration,
505  m_thrRefDl,
506  m_thrRefDl * tolerance,
507  " Unfair Throughput!");
508  }
509 
514  NS_LOG_INFO("UL - Test with " << m_nUser << " user(s) at distance " << m_dist);
515  std::vector<uint64_t> ulDataRxed;
516  for (int i = 0; i < m_nUser; i++)
517  {
518  // get the imsi
519  uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
520  // get the lcId
521  uint8_t lcId = 4;
522  ulDataRxed.push_back(rlcStats->GetUlRxData(imsi, lcId));
523  NS_LOG_INFO("\tUser " << i << " imsi " << imsi << " bytes rxed " << (double)ulDataRxed.at(i)
524  << " thr " << (double)ulDataRxed.at(i) / statsDuration << " ref "
525  << m_thrRefUl);
526  }
527 
528  for (int i = 0; i < m_nUser; i++)
529  {
530  NS_TEST_ASSERT_MSG_EQ_TOL((double)ulDataRxed.at(i) / statsDuration,
531  m_thrRefUl,
532  m_thrRefUl * tolerance,
533  " Unfair Throughput!");
534  }
535  Simulator::Destroy();
536 }
537 
538 // --------------- T E S T - C A S E # 2 ------------------------------
539 
540 std::string
541 LenaCqaFfMacSchedulerTestCase2::BuildNameString(uint16_t nUser, std::vector<double> dist)
542 {
543  std::ostringstream oss;
544  oss << "distances (m) = [ ";
545  for (auto it = dist.begin(); it != dist.end(); ++it)
546  {
547  oss << *it << " ";
548  }
549  oss << "]";
550  return oss.str();
551 }
552 
553 LenaCqaFfMacSchedulerTestCase2::LenaCqaFfMacSchedulerTestCase2(std::vector<double> dist,
554  std::vector<uint32_t> estThrCqaDl,
555  std::vector<uint16_t> packetSize,
556  uint16_t interval,
557  bool errorModelEnabled)
558  : TestCase(BuildNameString(dist.size(), dist)),
559  m_nUser(dist.size()),
560  m_dist(dist),
561  m_packetSize(packetSize),
562  m_interval(interval),
563  m_estThrCqaDl(estThrCqaDl),
564  m_errorModelEnabled(errorModelEnabled)
565 {
566 }
567 
568 LenaCqaFfMacSchedulerTestCase2::~LenaCqaFfMacSchedulerTestCase2()
569 {
570 }
571 
572 void
573 LenaCqaFfMacSchedulerTestCase2::DoRun()
574 {
575  if (!m_errorModelEnabled)
576  {
577  Config::SetDefault("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue(false));
578  Config::SetDefault("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue(false));
579  }
580 
581  Config::SetDefault("ns3::LteHelper::UseIdealRrc", BooleanValue(true));
582  Config::SetDefault("ns3::MacStatsCalculator::DlOutputFilename",
583  StringValue(CreateTempDirFilename("DlMacStats.txt")));
584  Config::SetDefault("ns3::MacStatsCalculator::UlOutputFilename",
585  StringValue(CreateTempDirFilename("UlMacStats.txt")));
586  Config::SetDefault("ns3::RadioBearerStatsCalculator::DlRlcOutputFilename",
587  StringValue(CreateTempDirFilename("DlRlcStats.txt")));
588  Config::SetDefault("ns3::RadioBearerStatsCalculator::UlRlcOutputFilename",
589  StringValue(CreateTempDirFilename("UlRlcStats.txt")));
590 
591  Ptr<LteHelper> lteHelper = CreateObject<LteHelper>();
592  Ptr<PointToPointEpcHelper> epcHelper = CreateObject<PointToPointEpcHelper>();
593  lteHelper->SetEpcHelper(epcHelper);
594 
595  Ptr<Node> pgw = epcHelper->GetPgwNode();
596 
597  // Create a single RemoteHost
598  NodeContainer remoteHostContainer;
599  remoteHostContainer.Create(1);
600  Ptr<Node> remoteHost = remoteHostContainer.Get(0);
601  InternetStackHelper internet;
602  internet.Install(remoteHostContainer);
603 
604  // Create the Internet
605  PointToPointHelper p2ph;
606  p2ph.SetDeviceAttribute("DataRate", DataRateValue(DataRate("100Gb/s")));
607  p2ph.SetDeviceAttribute("Mtu", UintegerValue(1500));
608  p2ph.SetChannelAttribute("Delay", TimeValue(Seconds(0.001)));
609  NetDeviceContainer internetDevices = p2ph.Install(pgw, remoteHost);
610  Ipv4AddressHelper ipv4h;
611  ipv4h.SetBase("1.0.0.0", "255.0.0.0");
612  Ipv4InterfaceContainer internetIpIfaces = ipv4h.Assign(internetDevices);
613  // interface 0 is localhost, 1 is the p2p device
614  Ipv4Address remoteHostAddr = internetIpIfaces.GetAddress(1);
615 
616  Ipv4StaticRoutingHelper ipv4RoutingHelper;
617  Ptr<Ipv4StaticRouting> remoteHostStaticRouting =
618  ipv4RoutingHelper.GetStaticRouting(remoteHost->GetObject<Ipv4>());
619  remoteHostStaticRouting->AddNetworkRouteTo(Ipv4Address("7.0.0.0"), Ipv4Mask("255.0.0.0"), 1);
620 
621  // LogComponentDisableAll (LOG_LEVEL_ALL);
622  // LogComponentEnable ("LenaTestCqaFfMacScheduler", LOG_LEVEL_ALL);
623 
624  lteHelper->SetAttribute("PathlossModel", StringValue("ns3::FriisSpectrumPropagationLossModel"));
625 
626  // Create Nodes: eNodeB and UE
627  NodeContainer enbNodes;
628  NodeContainer ueNodes;
629  enbNodes.Create(1);
630  ueNodes.Create(m_nUser);
631 
632  // Install Mobility Model
633  MobilityHelper mobility;
634  mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
635  mobility.Install(enbNodes);
636  mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
637  mobility.Install(ueNodes);
638 
639  // Create Devices and install them in the Nodes (eNB and UE)
640  NetDeviceContainer enbDevs;
641  NetDeviceContainer ueDevs;
642  lteHelper->SetSchedulerType("ns3::CqaFfMacScheduler");
643  lteHelper->SetSchedulerAttribute("UlCqiFilter", EnumValue(FfMacScheduler::SRS_UL_CQI));
644  enbDevs = lteHelper->InstallEnbDevice(enbNodes);
645  ueDevs = lteHelper->InstallUeDevice(ueNodes);
646 
647  Ptr<LteEnbNetDevice> lteEnbDev = enbDevs.Get(0)->GetObject<LteEnbNetDevice>();
648  Ptr<LteEnbPhy> enbPhy = lteEnbDev->GetPhy();
649  enbPhy->SetAttribute("TxPower", DoubleValue(30.0));
650  enbPhy->SetAttribute("NoiseFigure", DoubleValue(5.0));
651 
652  // Set UEs' position and power
653  for (int i = 0; i < m_nUser; i++)
654  {
655  Ptr<ConstantPositionMobilityModel> mm =
656  ueNodes.Get(i)->GetObject<ConstantPositionMobilityModel>();
657  mm->SetPosition(Vector(m_dist.at(i), 0.0, 0.0));
658  Ptr<LteUeNetDevice> lteUeDev = ueDevs.Get(i)->GetObject<LteUeNetDevice>();
659  Ptr<LteUePhy> uePhy = lteUeDev->GetPhy();
660  uePhy->SetAttribute("TxPower", DoubleValue(23.0));
661  uePhy->SetAttribute("NoiseFigure", DoubleValue(9.0));
662  }
663 
664  // Install the IP stack on the UEs
665  internet.Install(ueNodes);
666  Ipv4InterfaceContainer ueIpIface;
667  ueIpIface = epcHelper->AssignUeIpv4Address(NetDeviceContainer(ueDevs));
668 
669  // Assign IP address to UEs
670  for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
671  {
672  Ptr<Node> ueNode = ueNodes.Get(u);
673  // Set the default gateway for the UE
674  Ptr<Ipv4StaticRouting> ueStaticRouting =
675  ipv4RoutingHelper.GetStaticRouting(ueNode->GetObject<Ipv4>());
676  ueStaticRouting->SetDefaultRoute(epcHelper->GetUeDefaultGatewayAddress(), 1);
677  }
678 
679  // Attach a UE to a eNB
680  lteHelper->Attach(ueDevs, enbDevs.Get(0));
681 
682  // Activate an EPS bearer on all UEs
683 
684  for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
685  {
686  Ptr<NetDevice> ueDevice = ueDevs.Get(u);
687  GbrQosInformation qos;
688  qos.gbrDl = (m_packetSize.at(u) + 32) * (1000 / m_interval) *
689  8; // bit/s, considering IP, UDP, RLC, PDCP header size
690  qos.gbrUl = (m_packetSize.at(u) + 32) * (1000 / m_interval) * 8;
691  qos.mbrDl = qos.gbrDl;
692  qos.mbrUl = qos.gbrUl;
693 
694  EpsBearer::Qci q = EpsBearer::GBR_CONV_VOICE;
695  EpsBearer bearer(q, qos);
696  lteHelper->ActivateDedicatedEpsBearer(ueDevice, bearer, EpcTft::Default());
697  }
698 
699  // Install downlink and uplink applications
700  uint16_t dlPort = 1234;
701  uint16_t ulPort = 2000;
702  ApplicationContainer clientApps;
703  ApplicationContainer serverApps;
704  PacketSinkHelper dlPacketSinkHelper("ns3::UdpSocketFactory",
705  InetSocketAddress(Ipv4Address::GetAny(), dlPort));
706 
707  for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
708  {
709  ++ulPort;
710  PacketSinkHelper ulPacketSinkHelper("ns3::UdpSocketFactory",
711  InetSocketAddress(Ipv4Address::GetAny(), ulPort));
712  serverApps.Add(ulPacketSinkHelper.Install(remoteHost)); // receive packets from UEs
713  serverApps.Add(
714  dlPacketSinkHelper.Install(ueNodes.Get(u))); // receive packets from remotehost
715 
716  UdpClientHelper dlClient(ueIpIface.GetAddress(u), dlPort); // downlink packets generator
717  dlClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
718  dlClient.SetAttribute("MaxPackets", UintegerValue(1000000));
719  dlClient.SetAttribute("PacketSize", UintegerValue(m_packetSize.at(u)));
720 
721  UdpClientHelper ulClient(remoteHostAddr, ulPort); // uplink packets generator
722  ulClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
723  ulClient.SetAttribute("MaxPackets", UintegerValue(1000000));
724  ulClient.SetAttribute("PacketSize", UintegerValue(m_packetSize.at(u)));
725 
726  clientApps.Add(dlClient.Install(remoteHost));
727  clientApps.Add(ulClient.Install(ueNodes.Get(u)));
728  }
729 
730  serverApps.Start(Seconds(0.030));
731  clientApps.Start(Seconds(0.030));
732 
733  double statsStartTime = 0.04; // need to allow for RRC connection establishment + SRS
734  double statsDuration = 0.5;
735  double tolerance = 0.1;
736  Simulator::Stop(Seconds(statsStartTime + statsDuration - 0.0001));
737 
738  lteHelper->EnableRlcTraces();
739  Ptr<RadioBearerStatsCalculator> rlcStats = lteHelper->GetRlcStats();
740  rlcStats->SetAttribute("StartTime", TimeValue(Seconds(statsStartTime)));
741  rlcStats->SetAttribute("EpochDuration", TimeValue(Seconds(statsDuration)));
742 
743  Simulator::Run();
744 
750  NS_LOG_INFO("DL - Test with " << m_nUser << " user(s)");
751  std::vector<uint64_t> dlDataRxed;
752  for (int i = 0; i < m_nUser; i++)
753  {
754  // get the imsi
755  uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
756  // get the lcId
757  uint8_t lcId = 4;
758  dlDataRxed.push_back(rlcStats->GetDlRxData(imsi, lcId));
759  NS_LOG_INFO("\tUser " << i << " dist " << m_dist.at(i) << " imsi " << imsi << " bytes rxed "
760  << (double)dlDataRxed.at(i) << " thr "
761  << (double)dlDataRxed.at(i) / statsDuration << " ref "
762  << m_estThrCqaDl.at(i));
763  }
764 
765  for (int i = 0; i < m_nUser; i++)
766  {
767  NS_TEST_ASSERT_MSG_EQ_TOL((double)dlDataRxed.at(i) / statsDuration,
768  m_estThrCqaDl.at(i),
769  m_estThrCqaDl.at(i) * tolerance,
770  " Unfair Throughput!");
771  }
772 
773  Simulator::Destroy();
774 }
LenaCqaFfMacSchedulerTestCase1::m_dist
double m_dist
distance between the nodes
Definition: lte-test-cqa-ff-mac-scheduler.h:74
LenaCqaFfMacSchedulerTestCase1::m_thrRefUl
double m_thrRefUl
estimated uplink throughput
Definition: lte-test-cqa-ff-mac-scheduler.h:78
LenaCqaFfMacSchedulerTestCase1::DoRun
void DoRun() override
Implementation to actually run this TestCase.
Definition: lte-test-cqa-ff-mac-scheduler.cc:303
LenaCqaFfMacSchedulerTestCase1::m_packetSize
uint16_t m_packetSize
packet size in bytes
Definition: lte-test-cqa-ff-mac-scheduler.h:75
LenaCqaFfMacSchedulerTestCase1::LenaCqaFfMacSchedulerTestCase1
LenaCqaFfMacSchedulerTestCase1(uint16_t nUser, double dist, double thrRefDl, double thrRefUl, uint16_t packetSize, uint16_t interval, bool errorModelEnabled)
Constructor.
Definition: lte-test-cqa-ff-mac-scheduler.cc:280
LenaCqaFfMacSchedulerTestCase1::m_thrRefDl
double m_thrRefDl
estimated downlink throughput
Definition: lte-test-cqa-ff-mac-scheduler.h:77
LenaCqaFfMacSchedulerTestCase1::BuildNameString
static std::string BuildNameString(uint16_t nUser, double dist)
Builds the test name string based on provided parameter values.
Definition: lte-test-cqa-ff-mac-scheduler.cc:273
LenaCqaFfMacSchedulerTestCase1::m_errorModelEnabled
bool m_errorModelEnabled
whether error model is enabled
Definition: lte-test-cqa-ff-mac-scheduler.h:79
LenaCqaFfMacSchedulerTestCase2::m_errorModelEnabled
bool m_errorModelEnabled
whether the error model is enabled
Definition: lte-test-cqa-ff-mac-scheduler.h:124
LenaCqaFfMacSchedulerTestCase2::m_interval
uint16_t m_interval
UDP interval time in ms.
Definition: lte-test-cqa-ff-mac-scheduler.h:122
LenaCqaFfMacSchedulerTestCase2::BuildNameString
static std::string BuildNameString(uint16_t nUser, std::vector< double > dist)
Builds the test name string based on provided parameter values.
Definition: lte-test-cqa-ff-mac-scheduler.cc:541
LenaCqaFfMacSchedulerTestCase2::m_dist
std::vector< double > m_dist
distance between the nodes
Definition: lte-test-cqa-ff-mac-scheduler.h:120
LenaCqaFfMacSchedulerTestCase2::LenaCqaFfMacSchedulerTestCase2
LenaCqaFfMacSchedulerTestCase2(std::vector< double > dist, std::vector< uint32_t > estThrCqaDl, std::vector< uint16_t > packetSize, uint16_t interval, bool errorModelEnabled)
Constructor.
Definition: lte-test-cqa-ff-mac-scheduler.cc:553
LenaCqaFfMacSchedulerTestCase2::m_packetSize
std::vector< uint16_t > m_packetSize
packet size in bytes
Definition: lte-test-cqa-ff-mac-scheduler.h:121
LenaCqaFfMacSchedulerTestCase2::m_estThrCqaDl
std::vector< uint32_t > m_estThrCqaDl
estimated throughput CQA DL
Definition: lte-test-cqa-ff-mac-scheduler.h:123
LenaCqaFfMacSchedulerTestCase2::DoRun
void DoRun() override
Implementation to actually run this TestCase.
Definition: lte-test-cqa-ff-mac-scheduler.cc:573
LenaTestCqaFfMacSchedulerSuite
The test suite for testing CQA scheduler functionality.
Definition: lte-test-cqa-ff-mac-scheduler.h:134
ns3::ApplicationContainer
holds a vector of ns3::Application pointers.
Definition: application-container.h:44
ns3::ConstantPositionMobilityModel
Mobility model for which the current position does not change once it has been set and until it is se...
Definition: constant-position-mobility-model.h:34
ns3::DoubleValue
This class can be used to hold variables of floating point type such as 'double' or 'float'.
Definition: double.h:42
ns3::EnumValue
Hold variables of type enum.
Definition: enum.h:62
ns3::EpsBearer
This class contains the specification of EPS Bearers.
Definition: eps-bearer.h:91
ns3::EpsBearer::Qci
Qci
QoS Class Indicator.
Definition: eps-bearer.h:106
ns3::InetSocketAddress
an Inet address class
Definition: inet-socket-address.h:42
ns3::InternetStackHelper
aggregate IP/TCP/UDP functionality to existing Nodes.
Definition: internet-stack-helper.h:92
ns3::Ipv4AddressHelper
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
Definition: ipv4-address-helper.h:49
ns3::Ipv4AddressHelper::SetBase
void SetBase(Ipv4Address network, Ipv4Mask mask, Ipv4Address base="0.0.0.1")
Set the base network number, network mask and base address.
Definition: ipv4-address-helper.cc:64
ns3::Ipv4AddressHelper::Assign
Ipv4InterfaceContainer Assign(const NetDeviceContainer &c)
Assign IP addresses to the net devices specified in the container based on the current network prefix...
Definition: ipv4-address-helper.cc:132
ns3::Ipv4Address
Ipv4 addresses are stored in host order in this class.
Definition: ipv4-address.h:42
ns3::Ipv4
Access to the IPv4 forwarding table, interfaces, and configuration.
Definition: ipv4.h:80
ns3::Ipv4InterfaceContainer
holds a vector of std::pair of Ptr<Ipv4> and interface index.
Definition: ipv4-interface-container.h:56
ns3::Ipv4InterfaceContainer::GetAddress
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const
Definition: ipv4-interface-container.cc:60
ns3::Ipv4Mask
a class to represent an Ipv4 address mask
Definition: ipv4-address.h:257
ns3::Ipv4StaticRoutingHelper
Helper class that adds ns3::Ipv4StaticRouting objects.
Definition: ipv4-static-routing-helper.h:44
ns3::Ipv4StaticRoutingHelper::GetStaticRouting
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...
Definition: ipv4-static-routing-helper.cc:59
ns3::LteEnbNetDevice
The eNodeB device implementation.
Definition: lte-enb-net-device.h:59
ns3::LteEnbNetDevice::GetPhy
Ptr< LteEnbPhy > GetPhy() const
Definition: lte-enb-net-device.cc:197
ns3::LteHelper::SetEpcHelper
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:285
ns3::LteHelper::GetRlcStats
Ptr< RadioBearerStatsCalculator > GetRlcStats()
Definition: lte-helper.cc:1701
ns3::LteHelper::SetSchedulerAttribute
void SetSchedulerAttribute(std::string n, const AttributeValue &v)
Set an attribute for the scheduler to be created.
Definition: lte-helper.cc:306
ns3::LteHelper::InstallEnbDevice
NetDeviceContainer InstallEnbDevice(NodeContainer c)
Create a set of eNodeB devices.
Definition: lte-helper.cc:485
ns3::LteHelper::SetSchedulerType
void SetSchedulerType(std::string type)
Set the type of scheduler to be used by eNodeB devices.
Definition: lte-helper.cc:292
ns3::LteHelper::Attach
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:1039
ns3::LteHelper::EnableRlcTraces
void EnableRlcTraces()
Enable trace sinks for RLC layer.
Definition: lte-helper.cc:1558
ns3::LteHelper::InstallUeDevice
NetDeviceContainer InstallUeDevice(NodeContainer c)
Create a set of UE devices.
Definition: lte-helper.cc:500
ns3::LteHelper::EnableMacTraces
void EnableMacTraces()
Enable trace sinks for MAC layer.
Definition: lte-helper.cc:1659
ns3::LteHelper::ActivateDedicatedEpsBearer
uint8_t ActivateDedicatedEpsBearer(NetDeviceContainer ueDevices, EpsBearer bearer, Ptr< EpcTft > tft)
Activate a dedicated EPS bearer on a given set of UE devices.
Definition: lte-helper.cc:1154
ns3::LteUeNetDevice
The LteUeNetDevice class implements the UE net device.
Definition: lte-ue-net-device.h:57
ns3::MobilityHelper
Helper class used to assign positions and mobility models to nodes.
Definition: mobility-helper.h:44
ns3::NetDeviceContainer
holds a vector of ns3::NetDevice pointers
Definition: net-device-container.h:43
ns3::NetDeviceContainer::Get
Ptr< NetDevice > Get(uint32_t i) const
Get the Ptr<NetDevice> stored in this container at a given index.
Definition: net-device-container.cc:67
ns3::NoBackhaulEpcHelper::GetPgwNode
Ptr< Node > GetPgwNode() const override
Get the PGW node.
Definition: no-backhaul-epc-helper.cc:529
ns3::NoBackhaulEpcHelper::GetUeDefaultGatewayAddress
Ipv4Address GetUeDefaultGatewayAddress() override
Definition: no-backhaul-epc-helper.cc:552
ns3::NoBackhaulEpcHelper::AssignUeIpv4Address
Ipv4InterfaceContainer AssignUeIpv4Address(NetDeviceContainer ueDevices) override
Assign IPv4 addresses to UE devices.
Definition: no-backhaul-epc-helper.cc:535
ns3::NodeContainer
keep track of a set of node pointers.
Definition: node-container.h:40
ns3::NodeContainer::GetN
uint32_t GetN() const
Get the number of Ptr<Node> stored in this container.
Definition: node-container.cc:72
ns3::NodeContainer::Create
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
Definition: node-container.cc:84
ns3::NodeContainer::Get
Ptr< Node > Get(uint32_t i) const
Get the Ptr<Node> stored in this container at a given index.
Definition: node-container.cc:78
ns3::ObjectBase::SetAttribute
void SetAttribute(std::string name, const AttributeValue &value)
Set a single attribute, raising fatal errors if unsuccessful.
Definition: object-base.cc:204
ns3::Object::GetObject
Ptr< T > GetObject() const
Get a pointer to the requested aggregated Object.
Definition: object.h:471
ns3::PacketSinkHelper
A helper to make it easier to instantiate an ns3::PacketSinkApplication on a set of nodes.
Definition: packet-sink-helper.h:36
ns3::PacketSinkHelper::Install
ApplicationContainer Install(NodeContainer c) const
Install an ns3::PacketSinkApplication on each node of the input container configured with all the att...
Definition: packet-sink-helper.cc:56
ns3::PointToPointHelper
Build a set of PointToPointNetDevice objects.
Definition: point-to-point-helper.h:44
ns3::PointToPointHelper::SetDeviceAttribute
void SetDeviceAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each NetDevice created by the helper.
Definition: point-to-point-helper.cc:54
ns3::PointToPointHelper::SetChannelAttribute
void SetChannelAttribute(std::string name, const AttributeValue &value)
Set an attribute value to be propagated to each Channel created by the helper.
Definition: point-to-point-helper.cc:60
ns3::PointToPointHelper::Install
NetDeviceContainer Install(NodeContainer c)
Definition: point-to-point-helper.cc:231
ns3::StringValue
Hold variables of type string.
Definition: string.h:56
ns3::TestCase
encapsulates test code
Definition: test.h:1060
ns3::TestCase::AddTestCase
void AddTestCase(TestCase *testCase, TestDuration duration=QUICK)
Add an individual child TestCase to this test suite.
Definition: test.cc:301
ns3::TestCase::CreateTempDirFilename
std::string CreateTempDirFilename(std::string filename)
Construct the full path to a file in a temporary directory.
Definition: test.cc:438
ns3::TestCase::GetName
std::string GetName() const
Definition: test.cc:373
ns3::TestSuite
A suite of tests to run.
Definition: test.h:1256
ns3::UdpClientHelper
Create a client application which sends UDP packets carrying a 32bit sequence number and a 64 bit tim...
Definition: udp-client-server-helper.h:97
ns3::UdpClientHelper::SetAttribute
void SetAttribute(std::string name, const AttributeValue &value)
Record an attribute to be set in each Application after it is is created.
Definition: udp-client-server-helper.cc:87
ns3::UdpClientHelper::Install
ApplicationContainer Install(NodeContainer c)
Definition: udp-client-server-helper.cc:93
ns3::UintegerValue
Hold an unsigned integer type.
Definition: uinteger.h:45
ns3::Config::SetDefault
void SetDefault(std::string name, const AttributeValue &value)
Definition: config.cc:890
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:202
NS_LOG_FUNCTION
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
Definition: log-macros-enabled.h:240
NS_LOG_INFO
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Definition: log.h:275
lenaTestCqaFfMacSchedulerSuite
static LenaTestCqaFfMacSchedulerSuite lenaTestCqaFfMacSchedulerSuite
Static variable for test initialization.
Definition: lte-test-cqa-ff-mac-scheduler.cc:268
ns3::TracedValueCallback::DataRate
void(* DataRate)(DataRate oldValue, DataRate newValue)
TracedValue callback signature for DataRate.
Definition: data-rate.h:327
NS_TEST_ASSERT_MSG_EQ_TOL
#define NS_TEST_ASSERT_MSG_EQ_TOL(actual, limit, tol, msg)
Test that actual and expected (limit) values are equal to plus or minus some tolerance and report and...
Definition: test.h:337
ns3::Seconds
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1326
ns3::MilliSeconds
Time MilliSeconds(uint64_t value)
Construct a Time in the indicated unit.
Definition: nstime.h:1338
first.serverApps
serverApps
Definition: first.py:54
first.clientApps
clientApps
Definition: first.py:64
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
third.mobility
mobility
Definition: third.py:105
data
uint8_t data[writeSize]
Definition: socket-bound-tcp-static-routing.cc:52
ns3::GbrQosInformation
3GPP TS 36.413 9.2.1.18 GBR QoS Information
Definition: eps-bearer.h:36
ns3::GbrQosInformation::gbrDl
uint64_t gbrDl
Guaranteed Bit Rate (bit/s) in downlink.
Definition: eps-bearer.h:42
ns3::GbrQosInformation::gbrUl
uint64_t gbrUl
Guaranteed Bit Rate (bit/s) in uplink.
Definition: eps-bearer.h:43
ns3::GbrQosInformation::mbrDl
uint64_t mbrDl
Maximum Bit Rate (bit/s) in downlink.
Definition: eps-bearer.h:44
ns3::GbrQosInformation::mbrUl
uint64_t mbrUl
Maximum Bit Rate (bit/s) in uplink.
Definition: eps-bearer.h:45
packetSize
static const uint32_t packetSize
Packet size generated at the AP.
Definition: wifi-power-adaptation-distance.cc:111