A Discrete-Event Network Simulator
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lte-test-tdtbfq-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: Marco Miozzo <marco.miozzo@cttc.es>,
7 * Nicola Baldo <nbaldo@cttc.es>
8 * Dizhi Zhou <dizhi.zhou@gmail.com>
9 */
10
11#include "lte-test-tdtbfq-ff-mac-scheduler.h"
12
13#include "ns3/double.h"
14#include "ns3/internet-module.h"
15#include "ns3/ipv4-global-routing-helper.h"
16#include "ns3/network-module.h"
17#include "ns3/packet-sink-helper.h"
18#include "ns3/point-to-point-epc-helper.h"
19#include "ns3/point-to-point-helper.h"
20#include "ns3/radio-bearer-stats-calculator.h"
21#include "ns3/string.h"
22#include "ns3/udp-client-server-helper.h"
23#include <ns3/boolean.h>
24#include <ns3/constant-position-mobility-model.h>
25#include <ns3/enum.h>
26#include <ns3/eps-bearer.h>
27#include <ns3/ff-mac-scheduler.h>
28#include <ns3/log.h>
29#include <ns3/lte-enb-net-device.h>
30#include <ns3/lte-enb-phy.h>
31#include <ns3/lte-helper.h>
32#include <ns3/lte-ue-net-device.h>
33#include <ns3/lte-ue-phy.h>
34#include <ns3/lte-ue-rrc.h>
35#include <ns3/mobility-helper.h>
36#include <ns3/net-device-container.h>
37#include <ns3/node-container.h>
38#include <ns3/object.h>
39#include <ns3/packet.h>
40#include <ns3/ptr.h>
41#include <ns3/simulator.h>
42#include <ns3/spectrum-error-model.h>
43#include <ns3/spectrum-interference.h>
44#include <ns3/test.h>
45
46#include <iostream>
47#include <sstream>
48#include <string>
49
50using namespace ns3;
51
52NS_LOG_COMPONENT_DEFINE("LenaTestTdTbfqFfMacScheduler");
53
54LenaTestTdTbfqFfMacSchedulerSuite::LenaTestTdTbfqFfMacSchedulerSuite()
55 : TestSuite("lte-tdtbfq-ff-mac-scheduler", Type::SYSTEM)
56{
57 NS_LOG_INFO("creating LenaTestTdTbfqFfMacSchedulerSuite");
58
59 bool errorModel = false;
60
61 // General config
62 // Traffic: UDP traffic with fixed rate
63 // Token generation rate = traffic rate
64 // RLC header length = 2 bytes, PDCP header = 2 bytes
65 // Simulation time = 1.0 sec
66 // Throughput in this file is calculated in RLC layer
67
68 // Test Case 1: homogeneous flow test in TDTBFQ (same distance)
69 // DOWNLINK -> DISTANCE 0 -> MCS 28 -> Itbs 26 (from table 7.1.7.2.1-1 of 36.2 13)
70 // Traffic info
71 // UDP traffic: payload size = 200 bytes, interval = 1 ms
72 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) *
73 // 1000 byte/sec -> 232000 byte/rate
74 // Total bandwidth: 24 PRB at Itbs 26 -> 2196 -> 2196000 byte/sec
75 // 1 user -> 232000 * 1 = 232000 < 2196000 -> throughput = 232000 byte/sec
76 // 3 user -> 232000 * 3 = 696000 < 2196000 -> througphut = 232000 byte/sec
77 // 6 user -> 232000 * 6 = 139200 < 2196000 -> throughput = 232000 byte/sec
78 // 12 user -> 232000 * 12 = 2784000 > 2196000 -> throughput = 2196000 / 12 = 183000 byte/sec
79 // UPLINK -> DISTANCE 0 -> MCS 28 -> Itbs 26 (from table 7.1.7.2.1-1 of 36.2 13)
80 // 1 user -> 25 PRB at Itbs 26 -> 2292 -> 2292000 > 232000 -> throughput = 232000 bytes/sec
81 // 3 users -> 8 PRB at Itbs 26 -> 749 -> 749000 > 232000 -> throughput = 232000 bytes/sec
82 // 6 users -> 4 PRB at Itbs 26 -> 373 -> 373000 > 232000 -> throughput = 232000 bytes/sec
83 // 12 users -> 2 PRB at Itbs 26 -> 185 -> 185000 < 232000 -> throughput = 185000 bytes/sec
84 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(1, 0, 232000, 232000, 200, 1, errorModel),
85 TestCase::Duration::EXTENSIVE);
86 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(3, 0, 232000, 232000, 200, 1, errorModel),
87 TestCase::Duration::EXTENSIVE);
88 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(6, 0, 232000, 232000, 200, 1, errorModel),
89 TestCase::Duration::EXTENSIVE);
90 // AddTestCase (new LenaTdTbfqFfMacSchedulerTestCase1 (12,0,183000,185000,200,1,errorModel));//
91 // simulation time = 1.5, otherwise, ul test will fail
92
93 // DOWNLINK - DISTANCE 4800 -> MCS 22 -> Itbs 20 (from table 7.1.7.2.1-1 of 36.213)
94 // Traffic info
95 // UDP traffic: payload size = 200 bytes, interval = 1 ms
96 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
97 // byte/sec -> 232000 byte/rate
98 // Total bandwidth: 24 PRB at Itbs 20 -> 1383 -> 1383000 byte/sec
99 // 1 user -> 903000 * 1 = 232000 < 1383000 -> throughput = 232000 byte/sec
100 // 3 user -> 232000 * 3 = 696000 < 1383000 -> througphut = 232000 byte/sec
101 // 6 user -> 232000 * 6 = 1392000 > 1383000 -> throughput = 1383000 / 6 = 230500 byte/sec
102 // 12 user -> 232000 * 12 = 2784000 > 903000 -> throughput = 1383000 / 12 = 115250 byte/sec
103 // UPLINK - DISTANCE 4800 -> MCS 14 -> Itbs 13 (from table 7.1.7.2.1-1 of 36.213)
104 // 1 user -> 25 PRB at Itbs 13 -> 807 -> 807000 > 232000 -> throughput = 232000 bytes/sec
105 // 3 users -> 8 PRB at Itbs 13 -> 253 -> 253000 > 232000 -> throughput = 232000 bytes/sec
106 // 6 users -> 4 PRB at Itbs 13 -> 125 -> 125000 < 232000 -> throughput = 125000 bytes/sec
107 // after the patch enforcing min 3 PRBs per UE:
108 // 12 users -> 3 PRB at Itbs 13 -> 93 bytes * 8/12 UE/TTI -> 62000 < 232000 -> throughput =
109 // 62000 bytes/sec
110 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(1, 4800, 232000, 232000, 200, 1, errorModel),
111 TestCase::Duration::EXTENSIVE);
112 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(3, 4800, 232000, 232000, 200, 1, errorModel),
113 TestCase::Duration::EXTENSIVE);
114 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(6, 4800, 230500, 125000, 200, 1, errorModel),
115 TestCase::Duration::EXTENSIVE);
116 // AddTestCase (new LenaTdTbfqFfMacSchedulerTestCase1 (12,4800,115250,62000,200,1,errorModel));
117 // // simulation time = 1.5, otherwise, ul test will fail
118
119 // DOWNLINK - DISTANCE 6000 -> MCS 20 -> Itbs 18 (from table 7.1.7.2.1-1 of 36.213)
120 // Traffic info
121 // UDP traffic: payload size = 200 bytes, interval = 1 ms
122 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
123 // byte/sec -> 232000 byte/rate
124 // Total bandwidth: 24 PRB at Itbs 18 -> 1191 -> 1191000 byte/sec
125 // 1 user -> 903000 * 1 = 232000 < 1191000 -> throughput = 232000 byte/sec
126 // 3 user -> 232000 * 3 = 696000 < 1191000 -> througphut = 232000 byte/sec
127 // 6 user -> 232000 * 6 = 1392000 > 1191000 -> throughput = 1191000 / 6 = 198500 byte/sec
128 // 12 user -> 232000 * 12 = 2784000 > 1191000 -> throughput = 1191000 / 12 = 99250 byte/sec
129
130 // UPLINK - DISTANCE 6000 -> MCS 12 -> Itbs 11 (from table 7.1.7.2.1-1 of 36.213)
131 // 1 user -> 25 PRB at Itbs 11 -> 621 -> 621000 > 232000 -> throughput = 232000 bytes/sec
132 // 3 users -> 8 PRB at Itbs 11 -> 201 -> 201000 < 232000 -> throughput = 201000 bytes/sec
133 // 6 users -> 4 PRB at Itbs 11 -> 97 -> 97000 < 232000 -> throughput = 97000 bytes/sec
134 // after the patch enforcing min 3 PRBs per UE:
135 // 12 users -> 3 PRB at Itbs 11 -> 73 bytes * 8/12 UE/TTI -> 48667 < 232000 -> throughput =
136 // 48667 bytes/sec
137 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(1, 6000, 232000, 232000, 200, 1, errorModel),
138 TestCase::Duration::EXTENSIVE);
139 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(3, 6000, 232000, 201000, 200, 1, errorModel),
140 TestCase::Duration::EXTENSIVE);
141 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(6, 6000, 198500, 97000, 200, 1, errorModel),
142 TestCase::Duration::EXTENSIVE);
143 // AddTestCase (new LenaTdTbfqFfMacSchedulerTestCase1 (12,6000,99250,48667,200,1, errorModel));
144 // // simulation time = 1.5, otherwise, ul test will fail
145
146 // DOWNLINK - DISTANCE 10000 -> MCS 14 -> Itbs 13 (from table 7.1.7.2.1-1 of 36.213)
147 // Traffic info
148 // UDP traffic: payload size = 200 bytes, interval = 1 ms
149 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
150 // byte/sec -> 232000 byte/rate
151 // Total bandwidth: 24 PRB at Itbs 13 -> 775 -> 775000 byte/sec
152 // 1 user -> 903000 * 1 = 232000 < 775000 -> throughput = 232000 byte/sec
153 // 3 user -> 232000 * 3 = 696000 < 775000 -> througphut = 232000 byte/sec
154 // 6 user -> 232000 * 6 = 1392000 > 775000 -> throughput = 775000 / 6 = 129166 byte/sec
155 // 12 user -> 232000 * 12 = 2784000 > 775000 -> throughput = 775000 / 12 = 64583 byte/sec
156 // UPLINK - DISTANCE 10000 -> MCS 8 -> Itbs 8 (from table 7.1.7.2.1-1 of 36.213)
157 // 1 user -> 24 PRB at Itbs 8 -> 437 -> 437000 > 232000 -> throughput = 232000 bytes/sec
158 // 3 users -> 8 PRB at Itbs 8 -> 137 -> 137000 < 232000 -> throughput = 137000 bytes/sec
159 // 6 users -> 4 PRB at Itbs 8 -> 67 -> 67000 < 232000 -> throughput = 67000 bytes/sec
160 // after the patch enforcing min 3 PRBs per UE:
161 // 12 users -> 3 PRB at Itbs 8 -> 49 bytes * 8/12 UE/TTI -> 32667 < 232000 -> throughput = 32667
162 // bytes/sec
163 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(1, 10000, 232000, 232000, 200, 1, errorModel),
164 TestCase::Duration::EXTENSIVE);
165 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(3, 10000, 232000, 137000, 200, 1, errorModel),
166 TestCase::Duration::EXTENSIVE);
167 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(6, 10000, 129166, 67000, 200, 1, errorModel),
168 TestCase::Duration::EXTENSIVE);
169 // AddTestCase (new LenaTdTbfqFfMacSchedulerTestCase1
170 // (12,10000,64583,32667,200,1,errorModel));// simulation time = 1.5, otherwise, ul test will
171 // fail
172
173 // DOWNLINK - DISTANCE 100000 -> CQI == 0 -> out of range -> 0 bytes/sec
174 // UPLINK - DISTANCE 100000 -> CQI == 0 -> out of range -> 0 bytes/sec
175 AddTestCase(new LenaTdTbfqFfMacSchedulerTestCase1(1, 100000, 0, 0, 200, 1, errorModel),
176 TestCase::Duration::QUICK);
177
178 // Test Case 2: homogeneous flow test in TDTBFQ (different distance)
179 // Traffic1 info
180 // UDP traffic: payload size = 100 bytes, interval = 1 ms
181 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
182 // byte/sec -> 132000 byte/rate
183 // Maximum throughput = 4 / ( 1/2196000 + 1/1383000 + 1/1191000 + 1/775000 ) = 1209000 byte/s
184 // 132000 * 4 = 528000 < 1209000 -> estimated throughput in downlink = 132000 byte/sec
185 std::vector<double> dist1;
186 dist1.push_back(0); // User 0 distance --> MCS 28
187 dist1.push_back(4800); // User 1 distance --> MCS 22
188 dist1.push_back(6000); // User 2 distance --> MCS 20
189 dist1.push_back(10000); // User 3 distance --> MCS 14
190 std::vector<uint16_t> packetSize1;
191 packetSize1.push_back(100);
192 packetSize1.push_back(100);
193 packetSize1.push_back(100);
194 packetSize1.push_back(100);
195 std::vector<uint32_t> estThrTdTbfqDl1;
196 estThrTdTbfqDl1.push_back(132000); // User 0 estimated TTI throughput from TDTBFQ
197 estThrTdTbfqDl1.push_back(132000); // User 1 estimated TTI throughput from TDTBFQ
198 estThrTdTbfqDl1.push_back(132000); // User 2 estimated TTI throughput from TDTBFQ
199 estThrTdTbfqDl1.push_back(132000); // User 3 estimated TTI throughput from TDTBFQ
200 AddTestCase(
201 new LenaTdTbfqFfMacSchedulerTestCase2(dist1, estThrTdTbfqDl1, packetSize1, 1, errorModel),
202 TestCase::Duration::EXTENSIVE);
203
204 // Traffic2 info
205 // UDP traffic: payload size = 300 bytes, interval = 1 ms
206 // UDP rate in scheduler: (payload + RLC header + PDCP header + IP header + UDP header) * 1000
207 // byte/sec -> 332000 byte/rate
208 // Maximum throughput = 4 / ( 1/2196000 + 1/1383000 + 1/1191000 + 1/775000 ) = 1209000 byte/s
209 // 332000 * 4 = 1328000 > 1209000 -> estimated throughput in downlink = 1209000 / 4 = 302500
210 // byte/sec
211 std::vector<double> dist2;
212 dist2.push_back(0); // User 0 distance --> MCS 28
213 dist2.push_back(4800); // User 1 distance --> MCS 22
214 dist2.push_back(6000); // User 2 distance --> MCS 20
215 dist2.push_back(10000); // User 3 distance --> MCS 14
216 std::vector<uint16_t> packetSize2;
217 packetSize2.push_back(300);
218 packetSize2.push_back(300);
219 packetSize2.push_back(300);
220 packetSize2.push_back(300);
221 std::vector<uint32_t> estThrTdTbfqDl2;
222 estThrTdTbfqDl2.push_back(302500); // User 0 estimated TTI throughput from TDTBFQ
223 estThrTdTbfqDl2.push_back(302500); // User 1 estimated TTI throughput from TDTBFQ
224 estThrTdTbfqDl2.push_back(302500); // User 2 estimated TTI throughput from TDTBFQ
225 estThrTdTbfqDl2.push_back(302500); // User 3 estimated TTI throughput from TDTBFQ
226 AddTestCase(
227 new LenaTdTbfqFfMacSchedulerTestCase2(dist2, estThrTdTbfqDl2, packetSize2, 1, errorModel),
228 TestCase::Duration::EXTENSIVE);
229
230 // Test Case 3: heterogeneous flow test in TDTBFQ
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 + 1/1383000 + 1/1191000 ) = 1486666 byte/s
235 // 132000 + 232000 + 332000 = 696000 < 1486666 -> 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> estThrTdTbfqDl3;
246 estThrTdTbfqDl3.push_back(132000); // User 0 estimated TTI throughput from TDTBFQ
247 estThrTdTbfqDl3.push_back(232000); // User 1 estimated TTI throughput from TDTBFQ
248 estThrTdTbfqDl3.push_back(332000); // User 2 estimated TTI throughput from TDTBFQ
249 AddTestCase(
250 new LenaTdTbfqFfMacSchedulerTestCase2(dist3, estThrTdTbfqDl3, packetSize3, 1, errorModel),
251 TestCase::Duration::QUICK);
252}
253
254/**
255 * \ingroup lte-test
256 * Static variable for test initialization
257 */
258static LenaTestTdTbfqFfMacSchedulerSuite lenaTestTdTbfqFfMacSchedulerSuite;
259
260// --------------- T E S T - C A S E # 1 ------------------------------
261
262std::string
263LenaTdTbfqFfMacSchedulerTestCase1::BuildNameString(uint16_t nUser, double dist)
264{
265 std::ostringstream oss;
266 oss << nUser << " UEs, distance " << dist << " m";
267 return oss.str();
268}
269
270LenaTdTbfqFfMacSchedulerTestCase1::LenaTdTbfqFfMacSchedulerTestCase1(uint16_t nUser,
271 double dist,
272 double thrRefDl,
273 double thrRefUl,
274 uint16_t packetSize,
275 uint16_t interval,
276 bool errorModelEnabled)
277 : TestCase(BuildNameString(nUser, dist)),
278 m_nUser(nUser),
279 m_dist(dist),
280 m_packetSize(packetSize),
281 m_interval(interval),
282 m_thrRefDl(thrRefDl),
283 m_thrRefUl(thrRefUl),
284 m_errorModelEnabled(errorModelEnabled)
285{
286}
287
291
292void
293LenaTdTbfqFfMacSchedulerTestCase1::DoRun()
294{
295 NS_LOG_FUNCTION(this << GetName());
296
297 if (!m_errorModelEnabled)
298 {
299 Config::SetDefault("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue(false));
300 Config::SetDefault("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue(false));
301 }
302
303 Config::SetDefault("ns3::LteHelper::UseIdealRrc", BooleanValue(true));
304 Config::SetDefault("ns3::MacStatsCalculator::DlOutputFilename",
305 StringValue(CreateTempDirFilename("DlMacStats.txt")));
306 Config::SetDefault("ns3::MacStatsCalculator::UlOutputFilename",
307 StringValue(CreateTempDirFilename("UlMacStats.txt")));
308 Config::SetDefault("ns3::RadioBearerStatsCalculator::DlRlcOutputFilename",
309 StringValue(CreateTempDirFilename("DlRlcStats.txt")));
310 Config::SetDefault("ns3::RadioBearerStatsCalculator::UlRlcOutputFilename",
311 StringValue(CreateTempDirFilename("UlRlcStats.txt")));
312
313 Ptr<LteHelper> lteHelper = CreateObject<LteHelper>();
314 Ptr<PointToPointEpcHelper> epcHelper = CreateObject<PointToPointEpcHelper>();
315 lteHelper->SetEpcHelper(epcHelper);
316
317 // LogComponentEnable ("TdTbfqFfMacScheduler", LOG_DEBUG);
318
319 Ptr<Node> pgw = epcHelper->GetPgwNode();
320
321 // Create a single RemoteHost
322 NodeContainer remoteHostContainer;
323 remoteHostContainer.Create(1);
324 Ptr<Node> remoteHost = remoteHostContainer.Get(0);
325 InternetStackHelper internet;
326 internet.Install(remoteHostContainer);
327
328 // Create the Internet
329 PointToPointHelper p2ph;
330 p2ph.SetDeviceAttribute("DataRate", DataRateValue(DataRate("100Gb/s")));
331 p2ph.SetDeviceAttribute("Mtu", UintegerValue(1500));
332 p2ph.SetChannelAttribute("Delay", TimeValue(Seconds(0.001)));
333 NetDeviceContainer internetDevices = p2ph.Install(pgw, remoteHost);
334 Ipv4AddressHelper ipv4h;
335 ipv4h.SetBase("1.0.0.0", "255.0.0.0");
336 Ipv4InterfaceContainer internetIpIfaces = ipv4h.Assign(internetDevices);
337 // interface 0 is localhost, 1 is the p2p device
338 Ipv4Address remoteHostAddr = internetIpIfaces.GetAddress(1);
339
340 Ipv4StaticRoutingHelper ipv4RoutingHelper;
341 Ptr<Ipv4StaticRouting> remoteHostStaticRouting =
342 ipv4RoutingHelper.GetStaticRouting(remoteHost->GetObject<Ipv4>());
343 remoteHostStaticRouting->AddNetworkRouteTo(Ipv4Address("7.0.0.0"), Ipv4Mask("255.0.0.0"), 1);
344
345 // Config::SetDefault ("ns3::LteAmc::AmcModel", EnumValue (LteAmc::PiroEW2010));
346 // Config::SetDefault ("ns3::LteAmc::Ber", DoubleValue (0.00005));
347 // Config::SetDefault ("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue (false));
348 // Config::SetDefault ("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue (false));
349
350 // Config::SetDefault ("ns3::LteEnbRrc::EpsBearerToRlcMapping", EnumValue
351 // (LteHelper::RLC_UM_ALWAYS));
352
353 // LogComponentDisableAll (LOG_LEVEL_ALL);
354 // LogComponentEnable ("LenaTestTdTbfqFfMacScheduler", LOG_LEVEL_ALL);
355
356 lteHelper->SetAttribute("PathlossModel", StringValue("ns3::FriisSpectrumPropagationLossModel"));
357
358 // Create Nodes: eNodeB and UE
359 NodeContainer enbNodes;
360 NodeContainer ueNodes;
361 enbNodes.Create(1);
362 ueNodes.Create(m_nUser);
363
364 // Install Mobility Model
365 MobilityHelper mobility;
366 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
367 mobility.Install(enbNodes);
368 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
369 mobility.Install(ueNodes);
370
371 // Create Devices and install them in the Nodes (eNB and UE)
372 NetDeviceContainer enbDevs;
373 NetDeviceContainer ueDevs;
374 lteHelper->SetSchedulerType("ns3::TdTbfqFfMacScheduler");
375 lteHelper->SetSchedulerAttribute("UlCqiFilter", EnumValue(FfMacScheduler::SRS_UL_CQI));
376 enbDevs = lteHelper->InstallEnbDevice(enbNodes);
377 ueDevs = lteHelper->InstallUeDevice(ueNodes);
378
379 Ptr<LteEnbNetDevice> lteEnbDev = enbDevs.Get(0)->GetObject<LteEnbNetDevice>();
380 Ptr<LteEnbPhy> enbPhy = lteEnbDev->GetPhy();
381 enbPhy->SetAttribute("TxPower", DoubleValue(30.0));
382 enbPhy->SetAttribute("NoiseFigure", DoubleValue(5.0));
383
384 // Set UEs' position and power
385 for (int i = 0; i < m_nUser; i++)
386 {
387 Ptr<ConstantPositionMobilityModel> mm =
388 ueNodes.Get(i)->GetObject<ConstantPositionMobilityModel>();
389 mm->SetPosition(Vector(m_dist, 0.0, 0.0));
390 Ptr<LteUeNetDevice> lteUeDev = ueDevs.Get(i)->GetObject<LteUeNetDevice>();
391 Ptr<LteUePhy> uePhy = lteUeDev->GetPhy();
392 uePhy->SetAttribute("TxPower", DoubleValue(23.0));
393 uePhy->SetAttribute("NoiseFigure", DoubleValue(9.0));
394 }
395
396 // Install the IP stack on the UEs
397 internet.Install(ueNodes);
398 Ipv4InterfaceContainer ueIpIface;
399 ueIpIface = epcHelper->AssignUeIpv4Address(NetDeviceContainer(ueDevs));
400
401 // Assign IP address to UEs
402 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
403 {
404 Ptr<Node> ueNode = ueNodes.Get(u);
405 // Set the default gateway for the UE
406 Ptr<Ipv4StaticRouting> ueStaticRouting =
407 ipv4RoutingHelper.GetStaticRouting(ueNode->GetObject<Ipv4>());
408 ueStaticRouting->SetDefaultRoute(epcHelper->GetUeDefaultGatewayAddress(), 1);
409 }
410
411 // Attach a UE to a eNB
412 lteHelper->Attach(ueDevs, enbDevs.Get(0));
413
414 // Activate an EPS bearer on all UEs
415 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
416 {
417 Ptr<NetDevice> ueDevice = ueDevs.Get(u);
418 GbrQosInformation qos;
419 qos.gbrDl = (m_packetSize + 32) * (1000 / m_interval) *
420 8; // bit/s, considering IP, UDP, RLC, PDCP header size
421 qos.gbrUl = 0;
422 qos.mbrDl = qos.gbrDl;
423 qos.mbrUl = 0;
424
425 EpsBearer::Qci q = EpsBearer::GBR_CONV_VOICE;
426 EpsBearer bearer(q, qos);
427 lteHelper->ActivateDedicatedEpsBearer(ueDevice, bearer, EpcTft::Default());
428 }
429
430 // Install downlink and uplink applications
431 uint16_t dlPort = 1234;
432 uint16_t ulPort = 2000;
433 PacketSinkHelper dlPacketSinkHelper("ns3::UdpSocketFactory",
434 InetSocketAddress(Ipv4Address::GetAny(), dlPort));
435 ApplicationContainer clientApps;
436 ApplicationContainer serverApps;
437
438 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
439 {
440 ++ulPort;
441 PacketSinkHelper ulPacketSinkHelper("ns3::UdpSocketFactory",
442 InetSocketAddress(Ipv4Address::GetAny(), ulPort));
443 serverApps.Add(ulPacketSinkHelper.Install(remoteHost)); // receive packets from UEs
444 serverApps.Add(
445 dlPacketSinkHelper.Install(ueNodes.Get(u))); // receive packets from remotehost
446
447 UdpClientHelper dlClient(ueIpIface.GetAddress(u), dlPort); // uplink packets generator
448 dlClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
449 dlClient.SetAttribute("MaxPackets", UintegerValue(1000000));
450 dlClient.SetAttribute("PacketSize", UintegerValue(m_packetSize));
451
452 UdpClientHelper ulClient(remoteHostAddr, ulPort); // downlink packets generator
453 ulClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
454 ulClient.SetAttribute("MaxPackets", UintegerValue(1000000));
455 ulClient.SetAttribute("PacketSize", UintegerValue(m_packetSize));
456
457 clientApps.Add(dlClient.Install(remoteHost));
458 clientApps.Add(ulClient.Install(ueNodes.Get(u)));
459 }
460
461 serverApps.Start(Seconds(0.001));
462 clientApps.Start(Seconds(0.040));
463
464 double statsStartTime = 0.040; // need to allow for RRC connection establishment + SRS
465 double statsDuration = 1;
466 double tolerance = 0.1;
467 Simulator::Stop(Seconds(statsStartTime + statsDuration - 0.0001));
468
469 lteHelper->EnableRlcTraces();
470 lteHelper->EnableMacTraces();
471 Ptr<RadioBearerStatsCalculator> rlcStats = lteHelper->GetRlcStats();
472 rlcStats->SetAttribute("StartTime", TimeValue(Seconds(statsStartTime)));
473 rlcStats->SetAttribute("EpochDuration", TimeValue(Seconds(statsDuration)));
474
475 Simulator::Run();
476
477 /**
478 * Check that the downlink assignment is done in a "token bank fair queue" manner
479 */
480
481 NS_LOG_INFO("DL - Test with " << m_nUser << " user(s) at distance " << m_dist);
482 std::vector<uint64_t> dlDataRxed;
483 for (int i = 0; i < m_nUser; i++)
484 {
485 // get the imsi
486 uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
487 // get the lcId
488 uint8_t lcId = 4;
489 uint64_t data = rlcStats->GetDlRxData(imsi, lcId);
490 dlDataRxed.push_back(data);
491 NS_LOG_INFO("\tUser " << i << " imsi " << imsi << " bytes rxed " << (double)dlDataRxed.at(i)
492 << " thr " << (double)dlDataRxed.at(i) / statsDuration << " ref "
493 << m_thrRefDl);
494 }
495
496 for (int i = 0; i < m_nUser; i++)
497 {
498 NS_TEST_ASSERT_MSG_EQ_TOL((double)dlDataRxed.at(i) / statsDuration,
499 m_thrRefDl,
500 m_thrRefDl * tolerance,
501 " Unfair Throughput!");
502 }
503
504 /**
505 * Check that the uplink assignment is done in a "round robin" manner
506 */
507
508 NS_LOG_INFO("UL - Test with " << m_nUser << " user(s) at distance " << m_dist);
509 std::vector<uint64_t> ulDataRxed;
510 for (int i = 0; i < m_nUser; i++)
511 {
512 // get the imsi
513 uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
514 // get the lcId
515 uint8_t lcId = 4;
516 ulDataRxed.push_back(rlcStats->GetUlRxData(imsi, lcId));
517 NS_LOG_INFO("\tUser " << i << " imsi " << imsi << " bytes rxed " << (double)ulDataRxed.at(i)
518 << " thr " << (double)ulDataRxed.at(i) / statsDuration << " ref "
519 << m_thrRefUl);
520 }
521
522 for (int i = 0; i < m_nUser; i++)
523 {
524 NS_TEST_ASSERT_MSG_EQ_TOL((double)ulDataRxed.at(i) / statsDuration,
525 m_thrRefUl,
526 m_thrRefUl * tolerance,
527 " Unfair Throughput!");
528 }
529 Simulator::Destroy();
530}
531
532// --------------- T E S T - C A S E # 2 ------------------------------
533
534std::string
535LenaTdTbfqFfMacSchedulerTestCase2::BuildNameString(uint16_t nUser, std::vector<double> dist)
536{
537 std::ostringstream oss;
538 oss << "distances (m) = [ ";
539 for (auto it = dist.begin(); it != dist.end(); ++it)
540 {
541 oss << *it << " ";
542 }
543 oss << "]";
544 return oss.str();
545}
546
547LenaTdTbfqFfMacSchedulerTestCase2::LenaTdTbfqFfMacSchedulerTestCase2(
548 std::vector<double> dist,
549 std::vector<uint32_t> estThrTdTbfqDl,
550 std::vector<uint16_t> packetSize,
551 uint16_t interval,
552 bool errorModelEnabled)
553 : TestCase(BuildNameString(dist.size(), dist)),
554 m_nUser(dist.size()),
555 m_dist(dist),
556 m_packetSize(packetSize),
557 m_interval(interval),
558 m_estThrTdTbfqDl(estThrTdTbfqDl),
559 m_errorModelEnabled(errorModelEnabled)
560{
561}
562
566
567void
568LenaTdTbfqFfMacSchedulerTestCase2::DoRun()
569{
570 if (!m_errorModelEnabled)
571 {
572 Config::SetDefault("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue(false));
573 Config::SetDefault("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue(false));
574 }
575
576 Config::SetDefault("ns3::LteHelper::UseIdealRrc", BooleanValue(true));
577 Config::SetDefault("ns3::MacStatsCalculator::DlOutputFilename",
578 StringValue(CreateTempDirFilename("DlMacStats.txt")));
579 Config::SetDefault("ns3::MacStatsCalculator::UlOutputFilename",
580 StringValue(CreateTempDirFilename("UlMacStats.txt")));
581 Config::SetDefault("ns3::RadioBearerStatsCalculator::DlRlcOutputFilename",
582 StringValue(CreateTempDirFilename("DlRlcStats.txt")));
583 Config::SetDefault("ns3::RadioBearerStatsCalculator::UlRlcOutputFilename",
584 StringValue(CreateTempDirFilename("UlRlcStats.txt")));
585
586 Ptr<LteHelper> lteHelper = CreateObject<LteHelper>();
587 Ptr<PointToPointEpcHelper> epcHelper = CreateObject<PointToPointEpcHelper>();
588 lteHelper->SetEpcHelper(epcHelper);
589
590 Ptr<Node> pgw = epcHelper->GetPgwNode();
591
592 // Create a single RemoteHost
593 NodeContainer remoteHostContainer;
594 remoteHostContainer.Create(1);
595 Ptr<Node> remoteHost = remoteHostContainer.Get(0);
596 InternetStackHelper internet;
597 internet.Install(remoteHostContainer);
598
599 // Create the Internet
600 PointToPointHelper p2ph;
601 p2ph.SetDeviceAttribute("DataRate", DataRateValue(DataRate("100Gb/s")));
602 p2ph.SetDeviceAttribute("Mtu", UintegerValue(1500));
603 p2ph.SetChannelAttribute("Delay", TimeValue(Seconds(0.001)));
604 NetDeviceContainer internetDevices = p2ph.Install(pgw, remoteHost);
605 Ipv4AddressHelper ipv4h;
606 ipv4h.SetBase("1.0.0.0", "255.0.0.0");
607 Ipv4InterfaceContainer internetIpIfaces = ipv4h.Assign(internetDevices);
608 // interface 0 is localhost, 1 is the p2p device
609 Ipv4Address remoteHostAddr = internetIpIfaces.GetAddress(1);
610
611 Ipv4StaticRoutingHelper ipv4RoutingHelper;
612 Ptr<Ipv4StaticRouting> remoteHostStaticRouting =
613 ipv4RoutingHelper.GetStaticRouting(remoteHost->GetObject<Ipv4>());
614 remoteHostStaticRouting->AddNetworkRouteTo(Ipv4Address("7.0.0.0"), Ipv4Mask("255.0.0.0"), 1);
615
616 // LogComponentDisableAll (LOG_LEVEL_ALL);
617 // LogComponentEnable ("LenaTestTdTbfqFfMacScheduler", LOG_LEVEL_ALL);
618
619 lteHelper->SetAttribute("PathlossModel", StringValue("ns3::FriisSpectrumPropagationLossModel"));
620
621 // Create Nodes: eNodeB and UE
622 NodeContainer enbNodes;
623 NodeContainer ueNodes;
624 enbNodes.Create(1);
625 ueNodes.Create(m_nUser);
626
627 // Install Mobility Model
628 MobilityHelper mobility;
629 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
630 mobility.Install(enbNodes);
631 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
632 mobility.Install(ueNodes);
633
634 // Create Devices and install them in the Nodes (eNB and UE)
635 NetDeviceContainer enbDevs;
636 NetDeviceContainer ueDevs;
637 lteHelper->SetSchedulerType("ns3::TdTbfqFfMacScheduler");
638 enbDevs = lteHelper->InstallEnbDevice(enbNodes);
639 ueDevs = lteHelper->InstallUeDevice(ueNodes);
640
641 Ptr<LteEnbNetDevice> lteEnbDev = enbDevs.Get(0)->GetObject<LteEnbNetDevice>();
642 Ptr<LteEnbPhy> enbPhy = lteEnbDev->GetPhy();
643 enbPhy->SetAttribute("TxPower", DoubleValue(30.0));
644 enbPhy->SetAttribute("NoiseFigure", DoubleValue(5.0));
645
646 // Set UEs' position and power
647 for (int i = 0; i < m_nUser; i++)
648 {
649 Ptr<ConstantPositionMobilityModel> mm =
650 ueNodes.Get(i)->GetObject<ConstantPositionMobilityModel>();
651 mm->SetPosition(Vector(m_dist.at(i), 0.0, 0.0));
652 Ptr<LteUeNetDevice> lteUeDev = ueDevs.Get(i)->GetObject<LteUeNetDevice>();
653 Ptr<LteUePhy> uePhy = lteUeDev->GetPhy();
654 uePhy->SetAttribute("TxPower", DoubleValue(23.0));
655 uePhy->SetAttribute("NoiseFigure", DoubleValue(9.0));
656 }
657
658 // Install the IP stack on the UEs
659 internet.Install(ueNodes);
660 Ipv4InterfaceContainer ueIpIface;
661 ueIpIface = epcHelper->AssignUeIpv4Address(NetDeviceContainer(ueDevs));
662
663 // Assign IP address to UEs
664 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
665 {
666 Ptr<Node> ueNode = ueNodes.Get(u);
667 // Set the default gateway for the UE
668 Ptr<Ipv4StaticRouting> ueStaticRouting =
669 ipv4RoutingHelper.GetStaticRouting(ueNode->GetObject<Ipv4>());
670 ueStaticRouting->SetDefaultRoute(epcHelper->GetUeDefaultGatewayAddress(), 1);
671 }
672
673 // Attach a UE to a eNB
674 lteHelper->Attach(ueDevs, enbDevs.Get(0));
675
676 // Activate an EPS bearer on all UEs
677
678 uint16_t mbrDl = 0;
679 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
680 {
681 mbrDl = mbrDl + m_packetSize.at(u);
682 }
683 mbrDl = mbrDl / ueNodes.GetN();
684
685 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
686 {
687 Ptr<NetDevice> ueDevice = ueDevs.Get(u);
688 GbrQosInformation qos;
689 qos.gbrDl = (mbrDl + 32) * (1000 / m_interval) *
690 8; // bit/s, considering IP, UDP, RLC, PDCP header size
691 qos.gbrUl = 0;
692 qos.mbrDl = qos.gbrDl;
693 qos.mbrUl = 0;
694
695 EpsBearer::Qci q = EpsBearer::GBR_CONV_VOICE;
696 EpsBearer bearer(q, qos);
697 lteHelper->ActivateDedicatedEpsBearer(ueDevice, bearer, EpcTft::Default());
698 }
699
700 // Install downlink and uplink applications
701 uint16_t dlPort = 1234;
702 uint16_t ulPort = 2000;
703 PacketSinkHelper dlPacketSinkHelper("ns3::UdpSocketFactory",
704 InetSocketAddress(Ipv4Address::GetAny(), dlPort));
705 ApplicationContainer clientApps;
706 ApplicationContainer serverApps;
707
708 for (uint32_t u = 0; u < ueNodes.GetN(); ++u)
709 {
710 ++ulPort;
711 PacketSinkHelper ulPacketSinkHelper("ns3::UdpSocketFactory",
712 InetSocketAddress(Ipv4Address::GetAny(), ulPort));
713 serverApps.Add(ulPacketSinkHelper.Install(remoteHost)); // receive packets from UEs
714 serverApps.Add(
715 dlPacketSinkHelper.Install(ueNodes.Get(u))); // receive packets from remotehost
716
717 UdpClientHelper dlClient(ueIpIface.GetAddress(u), dlPort); // uplink packets generator
718 dlClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
719 dlClient.SetAttribute("MaxPackets", UintegerValue(1000000));
720 dlClient.SetAttribute("PacketSize", UintegerValue(m_packetSize.at(u)));
721
722 UdpClientHelper ulClient(remoteHostAddr, ulPort); // downlink packets generator
723 ulClient.SetAttribute("Interval", TimeValue(MilliSeconds(m_interval)));
724 ulClient.SetAttribute("MaxPackets", UintegerValue(1000000));
725 ulClient.SetAttribute("PacketSize", UintegerValue(m_packetSize.at(u)));
726
727 clientApps.Add(dlClient.Install(remoteHost));
728 clientApps.Add(ulClient.Install(ueNodes.Get(u)));
729 }
730
731 serverApps.Start(Seconds(0.001));
732 clientApps.Start(Seconds(0.040));
733
734 double statsStartTime = 0.040; // need to allow for RRC connection establishment + SRS
735 double statsDuration = 1.0;
736 double tolerance = 0.1;
737 Simulator::Stop(Seconds(statsStartTime + statsDuration - 0.0001));
738
739 lteHelper->EnableRlcTraces();
740 Ptr<RadioBearerStatsCalculator> rlcStats = lteHelper->GetRlcStats();
741 rlcStats->SetAttribute("StartTime", TimeValue(Seconds(statsStartTime)));
742 rlcStats->SetAttribute("EpochDuration", TimeValue(Seconds(statsDuration)));
743
744 Simulator::Run();
745
746 /**
747 * Check that the downlink assignment is done in a "token bank fair queue" manner
748 */
749
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_estThrTdTbfqDl.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_estThrTdTbfqDl.at(i),
769 m_estThrTdTbfqDl.at(i) * tolerance,
770 " Unfair Throughput!");
771 }
772
773 Simulator::Destroy();
774}
LenaTdTbfqFfMacSchedulerTestCase1
This system test program creates different test cases with a single eNB and several UEs,...
Definition lte-test-tdtbfq-ff-mac-scheduler.h:31
LenaTdTbfqFfMacSchedulerTestCase1::m_thrRefUl
double m_thrRefUl
the UL throughput reference
Definition lte-test-tdtbfq-ff-mac-scheduler.h:67
LenaTdTbfqFfMacSchedulerTestCase1::m_errorModelEnabled
bool m_errorModelEnabled
whether the error model is enabled
Definition lte-test-tdtbfq-ff-mac-scheduler.h:68
LenaTdTbfqFfMacSchedulerTestCase1::m_thrRefDl
double m_thrRefDl
the DL throughput reference
Definition lte-test-tdtbfq-ff-mac-scheduler.h:66
LenaTdTbfqFfMacSchedulerTestCase1::DoRun
void DoRun() override
Implementation to actually run this TestCase.
Definition lte-test-tdtbfq-ff-mac-scheduler.cc:293
LenaTdTbfqFfMacSchedulerTestCase1::m_packetSize
uint16_t m_packetSize
the packet size in bytes
Definition lte-test-tdtbfq-ff-mac-scheduler.h:64
LenaTdTbfqFfMacSchedulerTestCase1::LenaTdTbfqFfMacSchedulerTestCase1
LenaTdTbfqFfMacSchedulerTestCase1(uint16_t nUser, double dist, double thrRefDl, double thrRefUl, uint16_t packetSize, uint16_t interval, bool errorModelEnabled)
Constructor.
Definition lte-test-tdtbfq-ff-mac-scheduler.cc:270
LenaTdTbfqFfMacSchedulerTestCase1::BuildNameString
static std::string BuildNameString(uint16_t nUser, double dist)
Builds the test name string based on provided parameter values.
Definition lte-test-tdtbfq-ff-mac-scheduler.cc:263
LenaTdTbfqFfMacSchedulerTestCase2
Lena TdTbfq Ff Mac Scheduler Test Case 2.
Definition lte-test-tdtbfq-ff-mac-scheduler.h:77
LenaTdTbfqFfMacSchedulerTestCase2::m_packetSize
std::vector< uint16_t > m_packetSize
the packet size in bytes
Definition lte-test-tdtbfq-ff-mac-scheduler.h:106
LenaTdTbfqFfMacSchedulerTestCase2::m_dist
std::vector< double > m_dist
the distance between nodes
Definition lte-test-tdtbfq-ff-mac-scheduler.h:105
LenaTdTbfqFfMacSchedulerTestCase2::m_interval
uint16_t m_interval
the packet interval time in ms
Definition lte-test-tdtbfq-ff-mac-scheduler.h:107
LenaTdTbfqFfMacSchedulerTestCase2::m_errorModelEnabled
bool m_errorModelEnabled
whether the error model is enabled
Definition lte-test-tdtbfq-ff-mac-scheduler.h:109
LenaTdTbfqFfMacSchedulerTestCase2::m_estThrTdTbfqDl
std::vector< uint32_t > m_estThrTdTbfqDl
the estimated downlink throughput
Definition lte-test-tdtbfq-ff-mac-scheduler.h:108
LenaTdTbfqFfMacSchedulerTestCase2::DoRun
void DoRun() override
Implementation to actually run this TestCase.
Definition lte-test-tdtbfq-ff-mac-scheduler.cc:568
LenaTdTbfqFfMacSchedulerTestCase2::LenaTdTbfqFfMacSchedulerTestCase2
LenaTdTbfqFfMacSchedulerTestCase2(std::vector< double > dist, std::vector< uint32_t > estThrTdTbfqDl, std::vector< uint16_t > packetSize, uint16_t interval, bool errorModelEnabled)
Constructor.
Definition lte-test-tdtbfq-ff-mac-scheduler.cc:547
LenaTdTbfqFfMacSchedulerTestCase2::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-tdtbfq-ff-mac-scheduler.cc:535
LenaTestTdTbfqFfMacSchedulerSuite
Test suite for TdTbfqFfMacScheduler test.
Definition lte-test-tdtbfq-ff-mac-scheduler.h:118
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
lenaTestTdTbfqFfMacSchedulerSuite
static LenaTestTdTbfqFfMacSchedulerSuite lenaTestTdTbfqFfMacSchedulerSuite
Static variable for test initialization.
Definition lte-test-tdtbfq-ff-mac-scheduler.cc:258
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