A Discrete-Event Network Simulator
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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 * SPDX-License-Identifier: GPL-2.0-only
5 *
6 * Author: Biljana Bojovic<bbojovic@cttc.es>
7 * Dizhi Zhou <dizhi.zhou@gmail.com>
8 * Marco Miozzo <marco.miozzo@cttc.es>,
9 * Nicola Baldo <nbaldo@cttc.es>
10 *
11 */
12
13#include "lte-test-cqa-ff-mac-scheduler.h"
14
15#include "ns3/double.h"
16#include "ns3/internet-module.h"
17#include "ns3/ipv4-global-routing-helper.h"
18#include "ns3/network-module.h"
19#include "ns3/packet-sink-helper.h"
20#include "ns3/point-to-point-epc-helper.h"
21#include "ns3/point-to-point-helper.h"
22#include "ns3/radio-bearer-stats-calculator.h"
23#include "ns3/string.h"
24#include "ns3/udp-client-server-helper.h"
25#include <ns3/boolean.h>
26#include <ns3/constant-position-mobility-model.h>
27#include <ns3/enum.h>
28#include <ns3/eps-bearer.h>
29#include <ns3/ff-mac-scheduler.h>
30#include <ns3/log.h>
31#include <ns3/lte-enb-net-device.h>
32#include <ns3/lte-enb-phy.h>
33#include <ns3/lte-helper.h>
34#include <ns3/lte-ue-net-device.h>
35#include <ns3/lte-ue-phy.h>
36#include <ns3/lte-ue-rrc.h>
37#include <ns3/mobility-helper.h>
38#include <ns3/net-device-container.h>
39#include <ns3/node-container.h>
40#include <ns3/object.h>
41#include <ns3/packet.h>
42#include <ns3/ptr.h>
43#include <ns3/simulator.h>
44#include <ns3/spectrum-error-model.h>
45#include <ns3/spectrum-interference.h>
46#include <ns3/test.h>
47
48#include <iostream>
49#include <sstream>
50#include <string>
51
52using namespace ns3;
53
54NS_LOG_COMPONENT_DEFINE("LenaTestCqaFfMacScheduler");
55
56LenaTestCqaFfMacSchedulerSuite::LenaTestCqaFfMacSchedulerSuite()
57 : TestSuite("lte-cqa-ff-mac-scheduler", Type::SYSTEM)
58{
59 NS_LOG_INFO("creating LenaTestCqaFfMacSchedulerSuite");
60
61 bool errorModel = false;
62
63 // General config
64 // Traffic: UDP traffic with fixed rate
65 // Token generation rate = traffic rate
66 // RLC header length = 2 bytes, PDCP header = 2 bytes
67 // Simulation time = 1.0 sec
68 // Throughput in this file is calculated in RLC layer
69
70 // Test Case 1: homogeneous flow test in CQA (same distance)
71 // DOWNLINK -> DISTANCE 0 -> MCS 28 -> Itbs 26 (from table 7.1.7.2.1-1 of 36.2 13)
72 // Traffic info
73 // UDP traffic: payload size = 200 bytes, interval = 1 ms
74 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) *
75 // 1000 byte/sec -> 232000 byte/rate
76 // Total bandwidth: 24 PRB at Itbs 26 -> 2196 -> 2196000 byte/sec
77 // 1 user -> 232000 * 1 = 232000 < 2196000 -> throughput = 232000 byte/sec
78 // 3 user -> 232000 * 3 = 696000 < 2196000 -> througphut = 232000 byte/sec
79 // 6 user -> 232000 * 6 = 139200 < 2196000 -> throughput = 232000 byte/sec
80 // 12 user -> 232000 * 12 = 2784000 > 2196000 -> throughput = 2196000 / 12 = 183000 byte/sec
81 // UPLINK -> DISTANCE 0 -> MCS 28 -> Itbs 26 (from table 7.1.7.2.1-1 of 36.2 13)
82 // 1 user -> 25 PRB at Itbs 26 -> 2292 -> 2292000 > 232000 -> throughput = 232000 bytes/sec
83 // 3 users -> 8 PRB at Itbs 26 -> 749 -> 749000 > 232000 -> throughput = 232000 bytes/sec
84 // 6 users -> 4 PRB at Itbs 26 -> 373 -> 373000 > 232000 -> throughput = 232000 bytes/sec
85 // 12 users -> 2 PRB at Itbs 26 -> 185 -> 185000 < 232000 -> throughput = 185000 bytes/sec
86 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(1, 0, 232000, 232000, 200, 1, errorModel),
87 TestCase::Duration::EXTENSIVE);
88 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(3, 0, 232000, 232000, 200, 1, errorModel),
89 TestCase::Duration::EXTENSIVE);
90 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(6, 0, 232000, 232000, 200, 1, errorModel),
91 TestCase::Duration::EXTENSIVE);
92
93 // AddTestCase (new LenaCqaFfMacSchedulerTestCase1 (12,0,183000,185000,200,1,errorModel));//
94 // simulation time = 1.5, otherwise, ul test will fail
95
96 // DOWNLINK - DISTANCE 4800 -> MCS 22 -> Itbs 20 (from table 7.1.7.2.1-1 of 36.213)
97 // Traffic info
98 // UDP traffic: payload size = 200 bytes, interval = 1 ms
99 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
100 // byte/sec -> 232000 byte/rate
101 // Total bandwidth: 24 PRB at Itbs 20 -> 1383 -> 1383000 byte/sec
102 // 1 user -> 903000 * 1 = 232000 < 1383000 -> throughput = 232000 byte/sec
103 // 3 user -> 232000 * 3 = 696000 < 1383000 -> througphut = 232000 byte/sec
104 // 6 user -> 232000 * 6 = 139200 > 1383000 -> throughput = 1383000 / 6 = 230500 byte/sec
105 // 12 user -> 232000 * 12 = 2784000 > 1383000 -> throughput = 1383000 / 12 = 115250 byte/sec
106 // UPLINK - DISTANCE 4800 -> MCS 14 -> Itbs 13 (from table 7.1.7.2.1-1 of 36.213)
107 // 1 user -> 25 PRB at Itbs 13 -> 807 -> 807000 > 232000 -> throughput = 232000 bytes/sec
108 // 3 users -> 8 PRB at Itbs 13 -> 253 -> 253000 > 232000 -> throughput = 232000 bytes/sec
109 // 6 users -> 4 PRB at Itbs 13 -> 125 -> 125000 < 232000 -> throughput = 125000 bytes/sec
110 // after the patch enforcing min 3 PRBs per UE:
111 // 12 users -> 3 PRB at Itbs 13 -> 93 bytes * 8/12 UE/TTI -> 62000 < 232000 -> throughput =
112 // 62000 bytes/sec
113 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(1, 4800, 232000, 232000, 200, 1, errorModel),
114 TestCase::Duration::EXTENSIVE);
115 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(3, 4800, 232000, 232000, 200, 1, errorModel),
116 TestCase::Duration::EXTENSIVE);
117 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(6, 4800, 230500, 125000, 200, 1, errorModel),
118 TestCase::Duration::EXTENSIVE);
119 // AddTestCase (new LenaCqaFfMacSchedulerTestCase1 (12,4800,115250,62000,200,1,errorModel)); //
120 // simulation time = 1.5, otherwise, ul test will fail
121
122 // DOWNLINK - DISTANCE 6000 -> MCS 20 -> Itbs 18 (from table 7.1.7.2.1-1 of 36.213)
123 // Traffic info
124 // UDP traffic: payload size = 200 bytes, interval = 1 ms
125 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
126 // byte/sec -> 232000 byte/rate
127 // Total bandwidth: 24 PRB at Itbs 18 -> 1191 -> 1191000 byte/sec
128 // 1 user -> 903000 * 1 = 232000 < 1191000 -> throughput = 232000 byte/sec
129 // 3 user -> 232000 * 3 = 696000 < 1191000 -> througphut = 232000 byte/sec
130 // 6 user -> 232000 * 6 = 1392000 > 1191000 -> throughput = 1191000 / 6 = 198500 byte/sec
131 // 12 user -> 232000 * 12 = 2784000 > 1191000 -> throughput = 1191000 / 12 = 99250 byte/sec
132
133 // UPLINK - DISTANCE 6000 -> MCS 12 -> Itbs 11 (from table 7.1.7.2.1-1 of 36.213)
134 // 1 user -> 25 PRB at Itbs 11 -> 621 -> 621000 > 232000 -> throughput = 232000 bytes/sec
135 // 3 users -> 8 PRB at Itbs 11 -> 201 -> 201000 < 232000 -> throughput = 201000 bytes/sec
136 // 6 users -> 4 PRB at Itbs 11 -> 97 -> 97000 < 232000 -> throughput = 97000 bytes/sec
137 // after the patch enforcing min 3 PRBs per UE:
138 // 12 users -> 3 PRB at Itbs 11 -> 73 bytes * 8/12 UE/TTI -> 48667 < 232000 -> throughput =
139 // 48667 bytes/sec
140 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(1, 6000, 232000, 232000, 200, 1, errorModel),
141 TestCase::Duration::EXTENSIVE);
142 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(3, 6000, 232000, 201000, 200, 1, errorModel),
143 TestCase::Duration::EXTENSIVE);
144 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(6, 6000, 198500, 97000, 200, 1, errorModel),
145 TestCase::Duration::EXTENSIVE);
146 // AddTestCase (new LenaCqaFfMacSchedulerTestCase1 (12,6000,99250,48667,200,1, errorModel)); //
147 // simulation time = 1.5, otherwise, ul test will fail
148
149 // DOWNLINK - DISTANCE 10000 -> MCS 14 -> Itbs 13 (from table 7.1.7.2.1-1 of 36.213)
150 // Traffic info
151 // UDP traffic: payload size = 200 bytes, interval = 1 ms
152 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
153 // byte/sec -> 232000 byte/rate
154 // Total bandwidth: 24 PRB at Itbs 13 -> 775 -> 775000 byte/sec
155 // 1 user -> 903000 * 1 = 232000 < 775000 -> throughput = 232000 byte/sec
156 // 3 user -> 232000 * 3 = 696000 > 775000 -> througphut = 232000 byte/sec
157 // 6 user -> 232000 * 6 = 139200 > 775000 -> throughput = 775000 / 6 = 129166 byte/sec
158 // 12 user -> 232000 * 12 = 2784000 > 775000 -> throughput = 775000 / 12 = 64583 byte/sec
159 // UPLINK - DISTANCE 10000 -> MCS 8 -> Itbs 8 (from table 7.1.7.2.1-1 of 36.213)
160 // 1 user -> 24 PRB at Itbs 8 -> 437 -> 437000 > 232000 -> throughput = 232000 bytes/sec
161 // 3 users -> 8 PRB at Itbs 8 -> 137 -> 137000 < 232000 -> throughput = 137000 bytes/sec
162 // 6 users -> 4 PRB at Itbs 8 -> 67 -> 67000 < 232000 -> throughput = 67000 bytes/sec
163 // after the patch enforcing min 3 PRBs per UE:
164 // 12 users -> 3 PRB at Itbs 8 -> 49 bytes * 8/12 UE/TTI -> 32667 < 232000 -> throughput = 32667
165 // bytes/sec
166 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(1, 10000, 232000, 232000, 200, 1, errorModel),
167 TestCase::Duration::EXTENSIVE);
168 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(3, 10000, 232000, 137000, 200, 1, errorModel),
169 TestCase::Duration::EXTENSIVE);
170 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(6, 10000, 129166, 67000, 200, 1, errorModel),
171 TestCase::Duration::EXTENSIVE);
172 // AddTestCase (new LenaCqaFfMacSchedulerTestCase1 (12,10000,64583,32667,200,1,errorModel));//
173 // simulation time = 1.5, otherwise, ul test will fail
174
175 // DOWNLINK - DISTANCE 100000 -> CQI == 0 -> out of range -> 0 bytes/sec
176 // UPLINK - DISTANCE 100000 -> CQI == 0 -> out of range -> 0 bytes/sec
177 AddTestCase(new LenaCqaFfMacSchedulerTestCase1(1, 100000, 0, 0, 200, 1, errorModel),
178 TestCase::Duration::QUICK);
179
180 // Test Case 2: homogeneous flow test in CQA (different distance)
181 // Traffic1 info
182 // UDP traffic: payload size = 100 bytes, interval = 1 ms
183 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
184 // byte/sec -> 132000 byte/rate
185 // Maximum throughput = 4 / ( 1/2196000 + 1/1191000 + 1/1383000 + 1/775000 ) = 1209046 byte/s
186 // 132000 * 4 = 528000 < 1209046 -> estimated throughput in downlink = 132000 byte/sec
187 std::vector<double> dist1;
188 dist1.push_back(0); // User 0 distance --> MCS 28
189 dist1.push_back(4800); // User 1 distance --> MCS 22
190 dist1.push_back(6000); // User 2 distance --> MCS 20
191 dist1.push_back(10000); // User 3 distance --> MCS 14
192 std::vector<uint16_t> packetSize1;
193 packetSize1.push_back(100);
194 packetSize1.push_back(100);
195 packetSize1.push_back(100);
196 packetSize1.push_back(100);
197 std::vector<uint32_t> estThrCqaDl1;
198 estThrCqaDl1.push_back(132000); // User 0 estimated TTI throughput from CQA
199 estThrCqaDl1.push_back(132000); // User 1 estimated TTI throughput from CQA
200 estThrCqaDl1.push_back(132000); // User 2 estimated TTI throughput from CQA
201 estThrCqaDl1.push_back(132000); // User 3 estimated TTI throughput from CQA
202 AddTestCase(new LenaCqaFfMacSchedulerTestCase2(dist1, estThrCqaDl1, packetSize1, 1, errorModel),
203 TestCase::Duration::QUICK);
204
205 // Traffic2 info
206 // UDP traffic: payload size = 200 bytes, interval = 1 ms
207 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
208 // byte/sec -> 232000 byte/rate
209 // Maximum throughput = 4 / ( 1/2196000 + 1/1191000 + 1/1383000 + 1/775000 ) = 1209046 byte/s
210 // 232000 * 4 = 928000 < 1209046 -> estimated throughput in downlink = 928000 / 4 = 230000
211 // byte/sec
212 std::vector<double> dist2;
213 dist2.push_back(0); // User 0 distance --> MCS 28
214 dist2.push_back(4800); // User 1 distance --> MCS 22
215 dist2.push_back(6000); // User 2 distance --> MCS 20
216 dist2.push_back(10000); // User 3 distance --> MCS 14
217 std::vector<uint16_t> packetSize2;
218 packetSize2.push_back(200);
219 packetSize2.push_back(200);
220 packetSize2.push_back(200);
221 packetSize2.push_back(200);
222 std::vector<uint32_t> estThrCqaDl2;
223 estThrCqaDl2.push_back(230000); // User 0 estimated TTI throughput from CQA
224 estThrCqaDl2.push_back(230000); // User 1 estimated TTI throughput from CQA
225 estThrCqaDl2.push_back(230000); // User 2 estimated TTI throughput from CQA
226 estThrCqaDl2.push_back(230000); // User 3 estimated TTI throughput from CQA
227 AddTestCase(new LenaCqaFfMacSchedulerTestCase2(dist2, estThrCqaDl2, packetSize2, 1, errorModel),
228 TestCase::Duration::QUICK);
229
230 // Test Case 3: heterogeneous flow test in CQA
231 // UDP traffic: payload size = [100,200,300] bytes, interval = 1 ms
232 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
233 // byte/sec -> [132000, 232000, 332000] byte/rate
234 // Maximum throughput = 3 / ( 1/2196000 + 1/1191000 + 1/1383000) = 1486569 byte/s
235 // 132000 + 232000 + 332000 = 696000 < 1486569 -> estimated throughput in downlink = [132000,
236 // 232000, 332000] byte/sec
237 std::vector<double> dist3;
238 dist3.push_back(0); // User 0 distance --> MCS 28
239 dist3.push_back(4800); // User 1 distance --> MCS 22
240 dist3.push_back(6000); // User 2 distance --> MCS 20
241 std::vector<uint16_t> packetSize3;
242 packetSize3.push_back(100);
243 packetSize3.push_back(200);
244 packetSize3.push_back(300);
245 std::vector<uint32_t> estThrCqaDl3;
246 estThrCqaDl3.push_back(132000); // User 0 estimated TTI throughput from CQA
247 estThrCqaDl3.push_back(232000); // User 1 estimated TTI throughput from CQA
248 estThrCqaDl3.push_back(332000); // User 2 estimated TTI throughput from CQA
249 AddTestCase(new LenaCqaFfMacSchedulerTestCase2(dist3, estThrCqaDl3, packetSize3, 1, errorModel),
250 TestCase::Duration::QUICK);
251}
252
253/**
254 * \ingroup lte-test
255 * Static variable for test initialization
256 */
257static LenaTestCqaFfMacSchedulerSuite lenaTestCqaFfMacSchedulerSuite;
258
259// --------------- T E S T - C A S E # 1 ------------------------------
260
261std::string
262LenaCqaFfMacSchedulerTestCase1::BuildNameString(uint16_t nUser, double dist)
263{
264 std::ostringstream oss;
265 oss << nUser << " UEs, distance " << dist << " m";
266 return oss.str();
267}
268
269LenaCqaFfMacSchedulerTestCase1::LenaCqaFfMacSchedulerTestCase1(uint16_t nUser,
270 double dist,
271 double thrRefDl,
272 double thrRefUl,
273 uint16_t packetSize,
274 uint16_t interval,
275 bool errorModelEnabled)
276 : TestCase(BuildNameString(nUser, dist)),
277 m_nUser(nUser),
278 m_dist(dist),
279 m_packetSize(packetSize),
280 m_interval(interval),
281 m_thrRefDl(thrRefDl),
282 m_thrRefUl(thrRefUl),
283 m_errorModelEnabled(errorModelEnabled)
284{
285}
286
290
291void
292LenaCqaFfMacSchedulerTestCase1::DoRun()
293{
294 NS_LOG_FUNCTION(this << GetName());
295
296 if (!m_errorModelEnabled)
297 {
298 Config::SetDefault("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue(false));
299 Config::SetDefault("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue(false));
300 }
301
302 Config::SetDefault("ns3::LteHelper::UseIdealRrc", BooleanValue(true));
303 Config::SetDefault("ns3::MacStatsCalculator::DlOutputFilename",
304 StringValue(CreateTempDirFilename("DlMacStats.txt")));
305 Config::SetDefault("ns3::MacStatsCalculator::UlOutputFilename",
306 StringValue(CreateTempDirFilename("UlMacStats.txt")));
307 Config::SetDefault("ns3::RadioBearerStatsCalculator::DlRlcOutputFilename",
308 StringValue(CreateTempDirFilename("DlRlcStats.txt")));
309 Config::SetDefault("ns3::RadioBearerStatsCalculator::UlRlcOutputFilename",
310 StringValue(CreateTempDirFilename("UlRlcStats.txt")));
311
312 Ptr<LteHelper> lteHelper = CreateObject<LteHelper>();
313 Ptr<PointToPointEpcHelper> epcHelper = CreateObject<PointToPointEpcHelper>();
314 lteHelper->SetEpcHelper(epcHelper);
315
316 // LogComponentEnable ("CqaFfMacScheduler", LOG_DEBUG);
317
318 Ptr<Node> pgw = epcHelper->GetPgwNode();
319
320 // Create a single RemoteHost
321 NodeContainer remoteHostContainer;
322 remoteHostContainer.Create(1);
323 Ptr<Node> remoteHost = remoteHostContainer.Get(0);
324 InternetStackHelper internet;
325 internet.Install(remoteHostContainer);
326
327 // Create the Internet
328 PointToPointHelper p2ph;
329 p2ph.SetDeviceAttribute("DataRate", DataRateValue(DataRate("100Gb/s")));
330 p2ph.SetDeviceAttribute("Mtu", UintegerValue(1500));
331 p2ph.SetChannelAttribute("Delay", TimeValue(Seconds(0.001)));
332 NetDeviceContainer internetDevices = p2ph.Install(pgw, remoteHost);
333 Ipv4AddressHelper ipv4h;
334 ipv4h.SetBase("1.0.0.0", "255.0.0.0");
335 Ipv4InterfaceContainer internetIpIfaces = ipv4h.Assign(internetDevices);
336 // interface 0 is localhost, 1 is the p2p device
337 Ipv4Address remoteHostAddr = internetIpIfaces.GetAddress(1);
338
339 Ipv4StaticRoutingHelper ipv4RoutingHelper;
340 Ptr<Ipv4StaticRouting> remoteHostStaticRouting =
341 ipv4RoutingHelper.GetStaticRouting(remoteHost->GetObject<Ipv4>());
342 remoteHostStaticRouting->AddNetworkRouteTo(Ipv4Address("7.0.0.0"), Ipv4Mask("255.0.0.0"), 1);
343
344 // Config::SetDefault ("ns3::LteAmc::AmcModel", EnumValue (LteAmc::PiroEW2010));
345 // Config::SetDefault ("ns3::LteAmc::Ber", DoubleValue (0.00005));
346 // Config::SetDefault ("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue (false));
347 // Config::SetDefault ("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue (false));
348
349 // Config::SetDefault ("ns3::LteEnbRrc::EpsBearerToRlcMapping", EnumValue
350 // (LteHelper::RLC_UM_ALWAYS));
351
352 // LogComponentDisableAll (LOG_LEVEL_ALL);
353 // LogComponentEnable ("LenaTestCqaFfMacScheduler", LOG_LEVEL_ALL);
354
355 lteHelper->SetAttribute("PathlossModel", StringValue("ns3::FriisSpectrumPropagationLossModel"));
356
357 // Create Nodes: eNodeB and UE
358 NodeContainer enbNodes;
359 NodeContainer ueNodes;
360 enbNodes.Create(1);
361 ueNodes.Create(m_nUser);
362
363 // Install Mobility Model
364 MobilityHelper mobility;
365 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
366 mobility.Install(enbNodes);
367 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
368 mobility.Install(ueNodes);
369
370 // Create Devices and install them in the Nodes (eNB and UE)
371 NetDeviceContainer enbDevs;
372 NetDeviceContainer ueDevs;
373 lteHelper->SetSchedulerType("ns3::CqaFfMacScheduler");
374 lteHelper->SetSchedulerAttribute("UlCqiFilter", EnumValue(FfMacScheduler::SRS_UL_CQI));
375 enbDevs = lteHelper->InstallEnbDevice(enbNodes);
376 ueDevs = lteHelper->InstallUeDevice(ueNodes);
377
378 Ptr<LteEnbNetDevice> lteEnbDev = enbDevs.Get(0)->GetObject<LteEnbNetDevice>();
379 Ptr<LteEnbPhy> enbPhy = lteEnbDev->GetPhy();
380 enbPhy->SetAttribute("TxPower", DoubleValue(30.0));
381 enbPhy->SetAttribute("NoiseFigure", DoubleValue(5.0));
382
383 // Set UEs' position and power
384 for (int i = 0; i < m_nUser; i++)
385 {
386 Ptr<ConstantPositionMobilityModel> mm =
387 ueNodes.Get(i)->GetObject<ConstantPositionMobilityModel>();
388 mm->SetPosition(Vector(m_dist, 0.0, 0.0));
389 Ptr<LteUeNetDevice> lteUeDev = ueDevs.Get(i)->GetObject<LteUeNetDevice>();
390 Ptr<LteUePhy> uePhy = lteUeDev->GetPhy();
391 uePhy->SetAttribute("TxPower", DoubleValue(23.0));
392 uePhy->SetAttribute("NoiseFigure", DoubleValue(9.0));
393 }
394
395 // Install the IP stack on the UEs
396 internet.Install(ueNodes);
397 Ipv4InterfaceContainer ueIpIface;
398 ueIpIface = epcHelper->AssignUeIpv4Address(NetDeviceContainer(ueDevs));
399
400 // Assign IP address to UEs
401 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
402 {
403 Ptr<Node> ueNode = ueNodes.Get(u);
404 // Set the default gateway for the UE
405 Ptr<Ipv4StaticRouting> ueStaticRouting =
406 ipv4RoutingHelper.GetStaticRouting(ueNode->GetObject<Ipv4>());
407 ueStaticRouting->SetDefaultRoute(epcHelper->GetUeDefaultGatewayAddress(), 1);
408 }
409
410 // Attach a UE to a eNB
411 lteHelper->Attach(ueDevs, enbDevs.Get(0));
412
413 // Activate an EPS bearer on all UEs
414 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
415 {
416 Ptr<NetDevice> ueDevice = ueDevs.Get(u);
417 GbrQosInformation qos;
418 qos.gbrDl = (m_packetSize + 32) * (1000 / m_interval) *
419 8; // bit/s, considering IP, UDP, RLC, PDCP header size
420 qos.gbrUl = (m_packetSize + 32) * (1000 / m_interval) * 8;
421 qos.mbrDl = 0;
422 qos.mbrUl = 0;
423
424 EpsBearer::Qci q = EpsBearer::GBR_CONV_VOICE;
425 EpsBearer bearer(q, qos);
426 lteHelper->ActivateDedicatedEpsBearer(ueDevice, bearer, EpcTft::Default());
427 }
428
429 // Install downlink and uplink applications
430 uint16_t dlPort = 1234;
431 uint16_t ulPort = 2000;
432 ApplicationContainer clientApps;
433 ApplicationContainer serverApps;
434 PacketSinkHelper dlPacketSinkHelper("ns3::UdpSocketFactory",
435 InetSocketAddress(Ipv4Address::GetAny(), dlPort));
436
437 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
438 {
439 ++ulPort;
440 PacketSinkHelper ulPacketSinkHelper("ns3::UdpSocketFactory",
441 InetSocketAddress(Ipv4Address::GetAny(), ulPort));
442 serverApps.Add(ulPacketSinkHelper.Install(remoteHost)); // receive packets from UEs
443 serverApps.Add(
444 dlPacketSinkHelper.Install(ueNodes.Get(u))); // receive packets from remotehost
445
446 UdpClientHelper dlClient(ueIpIface.GetAddress(u), dlPort); // downlink packets generator
447 dlClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
448 dlClient.SetAttribute("MaxPackets", UintegerValue(1000000));
449 dlClient.SetAttribute("PacketSize", UintegerValue(m_packetSize));
450
451 UdpClientHelper ulClient(remoteHostAddr, ulPort); // uplink packets generator
452 ulClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
453 ulClient.SetAttribute("MaxPackets", UintegerValue(1000000));
454 ulClient.SetAttribute("PacketSize", UintegerValue(m_packetSize));
455
456 clientApps.Add(dlClient.Install(remoteHost));
457 clientApps.Add(ulClient.Install(ueNodes.Get(u)));
458 }
459
460 serverApps.Start(Seconds(0.030));
461 clientApps.Start(Seconds(0.030));
462
463 double statsStartTime = 0.300; // need to allow for RRC connection establishment + SRS
464 double statsDuration = 0.6;
465 double tolerance = 0.1;
466 Simulator::Stop(Seconds(statsStartTime + statsDuration - 0.0001));
467
468 lteHelper->EnableRlcTraces();
469 lteHelper->EnableMacTraces();
470 Ptr<RadioBearerStatsCalculator> rlcStats = lteHelper->GetRlcStats();
471 rlcStats->SetAttribute("StartTime", TimeValue(Seconds(statsStartTime)));
472 rlcStats->SetAttribute("EpochDuration", TimeValue(Seconds(statsDuration)));
473
474 Simulator::Run();
475
476 NS_LOG_INFO("DL - Test with " << m_nUser << " user(s) at distance " << m_dist);
477 std::vector<uint64_t> dlDataRxed;
478 for (int i = 0; i < m_nUser; i++)
479 {
480 // get the imsi
481 uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
482 // get the lcId
483 uint8_t lcId = 4;
484 uint64_t data = rlcStats->GetDlRxData(imsi, lcId);
485 dlDataRxed.push_back(data);
486 NS_LOG_INFO("\tUser " << i << " imsi " << imsi << " bytes rxed " << (double)dlDataRxed.at(i)
487 << " thr " << (double)dlDataRxed.at(i) / statsDuration << " ref "
488 << m_thrRefDl);
489 }
490
491 for (int i = 0; i < m_nUser; i++)
492 {
493 NS_TEST_ASSERT_MSG_EQ_TOL((double)dlDataRxed.at(i) / statsDuration,
494 m_thrRefDl,
495 m_thrRefDl * tolerance,
496 " Unfair Throughput!");
497 }
498
499 /**
500 * Check that the uplink assignment is done in a "round robin" manner
501 */
502
503 NS_LOG_INFO("UL - Test with " << m_nUser << " user(s) at distance " << m_dist);
504 std::vector<uint64_t> ulDataRxed;
505 for (int i = 0; i < m_nUser; i++)
506 {
507 // get the imsi
508 uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
509 // get the lcId
510 uint8_t lcId = 4;
511 ulDataRxed.push_back(rlcStats->GetUlRxData(imsi, lcId));
512 NS_LOG_INFO("\tUser " << i << " imsi " << imsi << " bytes rxed " << (double)ulDataRxed.at(i)
513 << " thr " << (double)ulDataRxed.at(i) / statsDuration << " ref "
514 << m_thrRefUl);
515 }
516
517 for (int i = 0; i < m_nUser; i++)
518 {
519 NS_TEST_ASSERT_MSG_EQ_TOL((double)ulDataRxed.at(i) / statsDuration,
520 m_thrRefUl,
521 m_thrRefUl * tolerance,
522 " Unfair Throughput!");
523 }
524 Simulator::Destroy();
525}
526
527// --------------- T E S T - C A S E # 2 ------------------------------
528
529std::string
530LenaCqaFfMacSchedulerTestCase2::BuildNameString(uint16_t nUser, std::vector<double> dist)
531{
532 std::ostringstream oss;
533 oss << "distances (m) = [ ";
534 for (auto it = dist.begin(); it != dist.end(); ++it)
535 {
536 oss << *it << " ";
537 }
538 oss << "]";
539 return oss.str();
540}
541
542LenaCqaFfMacSchedulerTestCase2::LenaCqaFfMacSchedulerTestCase2(std::vector<double> dist,
543 std::vector<uint32_t> estThrCqaDl,
544 std::vector<uint16_t> packetSize,
545 uint16_t interval,
546 bool errorModelEnabled)
547 : TestCase(BuildNameString(dist.size(), dist)),
548 m_nUser(dist.size()),
549 m_dist(dist),
550 m_packetSize(packetSize),
551 m_interval(interval),
552 m_estThrCqaDl(estThrCqaDl),
553 m_errorModelEnabled(errorModelEnabled)
554{
555}
556
560
561void
562LenaCqaFfMacSchedulerTestCase2::DoRun()
563{
564 if (!m_errorModelEnabled)
565 {
566 Config::SetDefault("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue(false));
567 Config::SetDefault("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue(false));
568 }
569
570 Config::SetDefault("ns3::LteHelper::UseIdealRrc", BooleanValue(true));
571 Config::SetDefault("ns3::MacStatsCalculator::DlOutputFilename",
572 StringValue(CreateTempDirFilename("DlMacStats.txt")));
573 Config::SetDefault("ns3::MacStatsCalculator::UlOutputFilename",
574 StringValue(CreateTempDirFilename("UlMacStats.txt")));
575 Config::SetDefault("ns3::RadioBearerStatsCalculator::DlRlcOutputFilename",
576 StringValue(CreateTempDirFilename("DlRlcStats.txt")));
577 Config::SetDefault("ns3::RadioBearerStatsCalculator::UlRlcOutputFilename",
578 StringValue(CreateTempDirFilename("UlRlcStats.txt")));
579
580 Ptr<LteHelper> lteHelper = CreateObject<LteHelper>();
581 Ptr<PointToPointEpcHelper> epcHelper = CreateObject<PointToPointEpcHelper>();
582 lteHelper->SetEpcHelper(epcHelper);
583
584 Ptr<Node> pgw = epcHelper->GetPgwNode();
585
586 // Create a single RemoteHost
587 NodeContainer remoteHostContainer;
588 remoteHostContainer.Create(1);
589 Ptr<Node> remoteHost = remoteHostContainer.Get(0);
590 InternetStackHelper internet;
591 internet.Install(remoteHostContainer);
592
593 // Create the Internet
594 PointToPointHelper p2ph;
595 p2ph.SetDeviceAttribute("DataRate", DataRateValue(DataRate("100Gb/s")));
596 p2ph.SetDeviceAttribute("Mtu", UintegerValue(1500));
597 p2ph.SetChannelAttribute("Delay", TimeValue(Seconds(0.001)));
598 NetDeviceContainer internetDevices = p2ph.Install(pgw, remoteHost);
599 Ipv4AddressHelper ipv4h;
600 ipv4h.SetBase("1.0.0.0", "255.0.0.0");
601 Ipv4InterfaceContainer internetIpIfaces = ipv4h.Assign(internetDevices);
602 // interface 0 is localhost, 1 is the p2p device
603 Ipv4Address remoteHostAddr = internetIpIfaces.GetAddress(1);
604
605 Ipv4StaticRoutingHelper ipv4RoutingHelper;
606 Ptr<Ipv4StaticRouting> remoteHostStaticRouting =
607 ipv4RoutingHelper.GetStaticRouting(remoteHost->GetObject<Ipv4>());
608 remoteHostStaticRouting->AddNetworkRouteTo(Ipv4Address("7.0.0.0"), Ipv4Mask("255.0.0.0"), 1);
609
610 // LogComponentDisableAll (LOG_LEVEL_ALL);
611 // LogComponentEnable ("LenaTestCqaFfMacScheduler", LOG_LEVEL_ALL);
612
613 lteHelper->SetAttribute("PathlossModel", StringValue("ns3::FriisSpectrumPropagationLossModel"));
614
615 // Create Nodes: eNodeB and UE
616 NodeContainer enbNodes;
617 NodeContainer ueNodes;
618 enbNodes.Create(1);
619 ueNodes.Create(m_nUser);
620
621 // Install Mobility Model
622 MobilityHelper mobility;
623 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
624 mobility.Install(enbNodes);
625 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
626 mobility.Install(ueNodes);
627
628 // Create Devices and install them in the Nodes (eNB and UE)
629 NetDeviceContainer enbDevs;
630 NetDeviceContainer ueDevs;
631 lteHelper->SetSchedulerType("ns3::CqaFfMacScheduler");
632 lteHelper->SetSchedulerAttribute("UlCqiFilter", EnumValue(FfMacScheduler::SRS_UL_CQI));
633 enbDevs = lteHelper->InstallEnbDevice(enbNodes);
634 ueDevs = lteHelper->InstallUeDevice(ueNodes);
635
636 Ptr<LteEnbNetDevice> lteEnbDev = enbDevs.Get(0)->GetObject<LteEnbNetDevice>();
637 Ptr<LteEnbPhy> enbPhy = lteEnbDev->GetPhy();
638 enbPhy->SetAttribute("TxPower", DoubleValue(30.0));
639 enbPhy->SetAttribute("NoiseFigure", DoubleValue(5.0));
640
641 // Set UEs' position and power
642 for (int i = 0; i < m_nUser; i++)
643 {
644 Ptr<ConstantPositionMobilityModel> mm =
645 ueNodes.Get(i)->GetObject<ConstantPositionMobilityModel>();
646 mm->SetPosition(Vector(m_dist.at(i), 0.0, 0.0));
647 Ptr<LteUeNetDevice> lteUeDev = ueDevs.Get(i)->GetObject<LteUeNetDevice>();
648 Ptr<LteUePhy> uePhy = lteUeDev->GetPhy();
649 uePhy->SetAttribute("TxPower", DoubleValue(23.0));
650 uePhy->SetAttribute("NoiseFigure", DoubleValue(9.0));
651 }
652
653 // Install the IP stack on the UEs
654 internet.Install(ueNodes);
655 Ipv4InterfaceContainer ueIpIface;
656 ueIpIface = epcHelper->AssignUeIpv4Address(NetDeviceContainer(ueDevs));
657
658 // Assign IP address to UEs
659 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
660 {
661 Ptr<Node> ueNode = ueNodes.Get(u);
662 // Set the default gateway for the UE
663 Ptr<Ipv4StaticRouting> ueStaticRouting =
664 ipv4RoutingHelper.GetStaticRouting(ueNode->GetObject<Ipv4>());
665 ueStaticRouting->SetDefaultRoute(epcHelper->GetUeDefaultGatewayAddress(), 1);
666 }
667
668 // Attach a UE to a eNB
669 lteHelper->Attach(ueDevs, enbDevs.Get(0));
670
671 // Activate an EPS bearer on all UEs
672
673 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
674 {
675 Ptr<NetDevice> ueDevice = ueDevs.Get(u);
676 GbrQosInformation qos;
677 qos.gbrDl = (m_packetSize.at(u) + 32) * (1000 / m_interval) *
678 8; // bit/s, considering IP, UDP, RLC, PDCP header size
679 qos.gbrUl = (m_packetSize.at(u) + 32) * (1000 / m_interval) * 8;
680 qos.mbrDl = qos.gbrDl;
681 qos.mbrUl = qos.gbrUl;
682
683 EpsBearer::Qci q = EpsBearer::GBR_CONV_VOICE;
684 EpsBearer bearer(q, qos);
685 lteHelper->ActivateDedicatedEpsBearer(ueDevice, bearer, EpcTft::Default());
686 }
687
688 // Install downlink and uplink applications
689 uint16_t dlPort = 1234;
690 uint16_t ulPort = 2000;
691 ApplicationContainer clientApps;
692 ApplicationContainer serverApps;
693 PacketSinkHelper dlPacketSinkHelper("ns3::UdpSocketFactory",
694 InetSocketAddress(Ipv4Address::GetAny(), dlPort));
695
696 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
697 {
698 ++ulPort;
699 PacketSinkHelper ulPacketSinkHelper("ns3::UdpSocketFactory",
700 InetSocketAddress(Ipv4Address::GetAny(), ulPort));
701 serverApps.Add(ulPacketSinkHelper.Install(remoteHost)); // receive packets from UEs
702 serverApps.Add(
703 dlPacketSinkHelper.Install(ueNodes.Get(u))); // receive packets from remotehost
704
705 UdpClientHelper dlClient(ueIpIface.GetAddress(u), dlPort); // downlink packets generator
706 dlClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
707 dlClient.SetAttribute("MaxPackets", UintegerValue(1000000));
708 dlClient.SetAttribute("PacketSize", UintegerValue(m_packetSize.at(u)));
709
710 UdpClientHelper ulClient(remoteHostAddr, ulPort); // uplink packets generator
711 ulClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
712 ulClient.SetAttribute("MaxPackets", UintegerValue(1000000));
713 ulClient.SetAttribute("PacketSize", UintegerValue(m_packetSize.at(u)));
714
715 clientApps.Add(dlClient.Install(remoteHost));
716 clientApps.Add(ulClient.Install(ueNodes.Get(u)));
717 }
718
719 serverApps.Start(Seconds(0.030));
720 clientApps.Start(Seconds(0.030));
721
722 double statsStartTime = 0.04; // need to allow for RRC connection establishment + SRS
723 double statsDuration = 0.5;
724 double tolerance = 0.1;
725 Simulator::Stop(Seconds(statsStartTime + statsDuration - 0.0001));
726
727 lteHelper->EnableRlcTraces();
728 Ptr<RadioBearerStatsCalculator> rlcStats = lteHelper->GetRlcStats();
729 rlcStats->SetAttribute("StartTime", TimeValue(Seconds(statsStartTime)));
730 rlcStats->SetAttribute("EpochDuration", TimeValue(Seconds(statsDuration)));
731
732 Simulator::Run();
733
734 /**
735 * Check that the downlink resource assignment is done according to CQA algorithm among users
736 * with different SINRs
737 */
738
739 NS_LOG_INFO("DL - Test with " << m_nUser << " user(s)");
740 std::vector<uint64_t> dlDataRxed;
741 for (int i = 0; i < m_nUser; i++)
742 {
743 // get the imsi
744 uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
745 // get the lcId
746 uint8_t lcId = 4;
747 dlDataRxed.push_back(rlcStats->GetDlRxData(imsi, lcId));
748 NS_LOG_INFO("\tUser " << i << " dist " << m_dist.at(i) << " imsi " << imsi << " bytes rxed "
749 << (double)dlDataRxed.at(i) << " thr "
750 << (double)dlDataRxed.at(i) / statsDuration << " ref "
751 << m_estThrCqaDl.at(i));
752 }
753
754 for (int i = 0; i < m_nUser; i++)
755 {
756 NS_TEST_ASSERT_MSG_EQ_TOL((double)dlDataRxed.at(i) / statsDuration,
757 m_estThrCqaDl.at(i),
758 m_estThrCqaDl.at(i) * tolerance,
759 " Unfair Throughput!");
760 }
761
762 Simulator::Destroy();
763}
LenaCqaFfMacSchedulerTestCase1::m_dist
double m_dist
distance between the nodes
Definition lte-test-cqa-ff-mac-scheduler.h:63
LenaCqaFfMacSchedulerTestCase1::m_thrRefUl
double m_thrRefUl
estimated uplink throughput
Definition lte-test-cqa-ff-mac-scheduler.h:67
LenaCqaFfMacSchedulerTestCase1::DoRun
void DoRun() override
Implementation to actually run this TestCase.
Definition lte-test-cqa-ff-mac-scheduler.cc:292
LenaCqaFfMacSchedulerTestCase1::m_packetSize
uint16_t m_packetSize
packet size in bytes
Definition lte-test-cqa-ff-mac-scheduler.h:64
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:269
LenaCqaFfMacSchedulerTestCase1::m_thrRefDl
double m_thrRefDl
estimated downlink throughput
Definition lte-test-cqa-ff-mac-scheduler.h:66
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:262
LenaCqaFfMacSchedulerTestCase1::m_errorModelEnabled
bool m_errorModelEnabled
whether error model is enabled
Definition lte-test-cqa-ff-mac-scheduler.h:68
LenaCqaFfMacSchedulerTestCase2::m_errorModelEnabled
bool m_errorModelEnabled
whether the error model is enabled
Definition lte-test-cqa-ff-mac-scheduler.h:113
LenaCqaFfMacSchedulerTestCase2::m_interval
uint16_t m_interval
UDP interval time in ms.
Definition lte-test-cqa-ff-mac-scheduler.h:111
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:530
LenaCqaFfMacSchedulerTestCase2::m_dist
std::vector< double > m_dist
distance between the nodes
Definition lte-test-cqa-ff-mac-scheduler.h:109
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:542
LenaCqaFfMacSchedulerTestCase2::m_packetSize
std::vector< uint16_t > m_packetSize
packet size in bytes
Definition lte-test-cqa-ff-mac-scheduler.h:110
LenaCqaFfMacSchedulerTestCase2::m_estThrCqaDl
std::vector< uint32_t > m_estThrCqaDl
estimated throughput CQA DL
Definition lte-test-cqa-ff-mac-scheduler.h:112
LenaCqaFfMacSchedulerTestCase2::DoRun
void DoRun() override
Implementation to actually run this TestCase.
Definition lte-test-cqa-ff-mac-scheduler.cc:562
LenaTestCqaFfMacSchedulerSuite
The test suite for testing CQA scheduler functionality.
Definition lte-test-cqa-ff-mac-scheduler.h:123
ns3::ApplicationContainer
holds a vector of ns3::Application pointers.
Definition application-container.h:33
ns3::ApplicationHelper::Install
ApplicationContainer Install(NodeContainer c)
Install an application on each node of the input container configured with all the attributes set wit...
Definition application-helper.cc:61
ns3::ApplicationHelper::SetAttribute
void SetAttribute(const std::string &name, const AttributeValue &value)
Helper function used to set the underlying application attributes.
Definition application-helper.cc:41
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:23
ns3::DataRate
Class for representing data rates.
Definition data-rate.h:78
ns3::DoubleValue
This class can be used to hold variables of floating point type such as 'double' or 'float'.
Definition double.h:31
ns3::EnumValue
Hold variables of type enum.
Definition enum.h:52
ns3::EpcTft::Default
static Ptr< EpcTft > Default()
creates a TFT matching any traffic
Definition epc-tft.cc:218
ns3::EpsBearer
This class contains the specification of EPS Bearers.
Definition eps-bearer.h:80
ns3::EpsBearer::Qci
Qci
QoS Class Indicator.
Definition eps-bearer.h:95
ns3::EpsBearer::GBR_CONV_VOICE
@ GBR_CONV_VOICE
GBR Conversational Voice.
Definition eps-bearer.h:96
ns3::InetSocketAddress
an Inet address class
Definition inet-socket-address.h:31
ns3::InternetStackHelper
aggregate IP/TCP/UDP functionality to existing Nodes.
Definition internet-stack-helper.h:81
ns3::Ipv4AddressHelper
A helper class to make life easier while doing simple IPv4 address assignment in scripts.
Definition ipv4-address-helper.h:38
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:53
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:121
ns3::Ipv4Address
Ipv4 addresses are stored in host order in this class.
Definition ipv4-address.h:31
ns3::Ipv4Address::GetAny
static Ipv4Address GetAny()
Definition ipv4-address.cc:368
ns3::Ipv4
Access to the IPv4 forwarding table, interfaces, and configuration.
Definition ipv4.h:69
ns3::Ipv4InterfaceContainer
holds a vector of std::pair of Ptr<Ipv4> and interface index.
Definition ipv4-interface-container.h:45
ns3::Ipv4InterfaceContainer::GetAddress
Ipv4Address GetAddress(uint32_t i, uint32_t j=0) const
Definition ipv4-interface-container.cc:49
ns3::Ipv4Mask
a class to represent an Ipv4 address mask
Definition ipv4-address.h:246
ns3::Ipv4StaticRoutingHelper
Helper class that adds ns3::Ipv4StaticRouting objects.
Definition ipv4-static-routing-helper.h:33
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:48
ns3::LteEnbNetDevice
The eNodeB device implementation.
Definition lte-enb-net-device.h:48
ns3::LteUeNetDevice
The LteUeNetDevice class implements the UE net device.
Definition lte-ue-net-device.h:46
ns3::MobilityHelper
Helper class used to assign positions and mobility models to nodes.
Definition mobility-helper.h:33
ns3::NetDeviceContainer
holds a vector of ns3::NetDevice pointers
Definition net-device-container.h:32
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:56
ns3::NodeContainer
keep track of a set of node pointers.
Definition node-container.h:29
ns3::NodeContainer::GetN
uint32_t GetN() const
Get the number of Ptr<Node> stored in this container.
Definition node-container.cc:61
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:73
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:67
ns3::Object::GetObject
Ptr< T > GetObject() const
Get a pointer to the requested aggregated Object.
Definition object.h:511
ns3::PacketSinkHelper
A helper to make it easier to instantiate an ns3::PacketSinkApplication on a set of nodes.
Definition packet-sink-helper.h:23
ns3::PointToPointHelper
Build a set of PointToPointNetDevice objects.
Definition point-to-point-helper.h:33
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:43
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:49
ns3::PointToPointHelper::Install
NetDeviceContainer Install(NodeContainer c)
Definition point-to-point-helper.cc:220
ns3::Ptr
Smart pointer class similar to boost::intrusive_ptr.
Definition mpi-test-fixtures.h:37
ns3::Simulator::Destroy
static void Destroy()
Execute the events scheduled with ScheduleDestroy().
Definition simulator.cc:131
ns3::Simulator::Run
static void Run()
Run the simulation.
Definition simulator.cc:167
ns3::Simulator::Stop
static void Stop()
Tell the Simulator the calling event should be the last one executed.
Definition simulator.cc:175
ns3::StringValue
Hold variables of type string.
Definition string.h:45
ns3::TestCase
encapsulates test code
Definition test.h:1050
ns3::TestCase::AddTestCase
void AddTestCase(TestCase *testCase, Duration duration=Duration::QUICK)
Add an individual child TestCase to this test suite.
Definition test.cc:292
ns3::TestCase::CreateTempDirFilename
std::string CreateTempDirFilename(std::string filename)
Construct the full path to a file in a temporary directory.
Definition test.cc:432
ns3::TestCase::GetName
std::string GetName() const
Definition test.cc:367
ns3::TestSuite
A suite of tests to run.
Definition test.h:1267
ns3::TestSuite::Type
Type
Type of test.
Definition test.h:1274
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:53
ns3::UintegerValue
Hold an unsigned integer type.
Definition uinteger.h:34
uint32_t
ns3::Config::SetDefault
void SetDefault(std::string name, const AttributeValue &value)
Definition config.cc:883
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition log.h:191
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:229
NS_LOG_INFO
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Definition log.h:264
lenaTestCqaFfMacSchedulerSuite
static LenaTestCqaFfMacSchedulerSuite lenaTestCqaFfMacSchedulerSuite
Static variable for test initialization.
Definition lte-test-cqa-ff-mac-scheduler.cc:257
ns3::CreateObject
Ptr< T > CreateObject(Args &&... args)
Create an object by type, with varying number of constructor parameters.
Definition object.h:619
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:327
ns3::Seconds
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition nstime.h:1308
ns3::MilliSeconds
Time MilliSeconds(uint64_t value)
Construct a Time in the indicated unit.
Definition nstime.h:1320
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
data
uint8_t data[writeSize]
Definition socket-bound-tcp-static-routing.cc:41
ns3::GbrQosInformation
3GPP TS 36.413 9.2.1.18 GBR QoS Information
Definition eps-bearer.h:25
ns3::GbrQosInformation::gbrDl
uint64_t gbrDl
Guaranteed Bit Rate (bit/s) in downlink.
Definition eps-bearer.h:31
ns3::GbrQosInformation::gbrUl
uint64_t gbrUl
Guaranteed Bit Rate (bit/s) in uplink.
Definition eps-bearer.h:32
ns3::GbrQosInformation::mbrDl
uint64_t mbrDl
Maximum Bit Rate (bit/s) in downlink.
Definition eps-bearer.h:33
ns3::GbrQosInformation::mbrUl
uint64_t mbrUl
Maximum Bit Rate (bit/s) in uplink.
Definition eps-bearer.h:34
packetSize
static const uint32_t packetSize
Packet size generated at the AP.
Definition wifi-power-adaptation-distance.cc:96