1 shigeichi hirasawa department of industrial and management systems engineering, school of science...

A Support System for Research Activity Using the Internet Shigeichi HIRASAWA

Department of Industrial and Management Systems Engineering,School of Science and Engineering, Waseda UniversityA Short Course at Tamkang UniversityMay, 2004

1. IntroductionObjectivesResearch Activity Support System over Universities and Industries for cooperative research work For : Technical Meeting, Seminars, Forums, Conferences, Symposiums, Lectures, Private Research Guide and Technical Advice,

Transmission of multimedia data (voice, text, video and image) via InternetDatabase system for papers, documents, books, figures, tables and experimental data.

Using InternetEducational activity support systemsdistance learning systemResearch activity support systemsARPANETSupport System for Research Activity NetSemi System Configuration(1) Network conference system NetConElectronic conference(2) Private database system and its information retrieval system PDB

2. Configuration of Support System NetSemi(GB) Cambridge Univ.Sakai(USA) UCLAW.W.ChuRemote terminal of NetConPDBOsaka Electron & Comm. Univ.KohnosuInternet(USA) U.HawaiiMatsushimaFig2.1 The support system for research activity NetSemiAizu Univ. NakazawaWaseda Univ.Bizmate Server

2.1 Network Conference System NetConFig2.2 The network conference system NetCon

Table 2.1 Devices used for NetCon

2.2 Private database system and its information retrieval system PDBHUBGatewayOCRCBS Search Engine(to be introduced)VR Search EngineMultimediaDBWWW ServerPrivate database system and its information retrieval system PDBFig2.3Private database system and its information retrieval system PDB

Table2.2Software and hardware used for PDB

DeviceModel (Maker)Direct search engineConcept search engineOCRVisual Recall(Fuji Xerox)Concept base search (Justsystem)DocuCenter 400FS (Fuji Xerox)PC (search server)PC (VR database server)PC (CBS database server)Nonstop Power SupplyCompaq Proliant 1600 (Compaq)Compaq Proliant 400 (Compaq)Dell Dimension 8100 (DELL)Compaq UPS T1500 (Compaq)

Information Retrieval System (Visual Recall)Fig2.4Direct Retrieval System(Visual Recall)

Information Retrieval System (Concept base search)Fig2.5Concept based retrieval systemConcept base search

Characteristics of Concept Base SearchRetrieval System by Natural Language (Pseudo document)Concept based Similarity RankingAutomatic Generation of Related IndexMulti-document format acceptableMulti-storaging platform acceptable

Vectorization of documentDocumentQueryImportanceof 4WDOutdoor 0.54WD 0.7Importance of leisuredrive 0.7family 0.5QueryDoc ADoc BDoc CFig2.6Vectorization of documentNumberising an importancebetween termsvectorizing of document by importances between termssearching document similar to query by using vector

3. Quality of Service for Internet Internet : no assurance of the quality of channel

make clear the conditions that NetCon can be satisfactorily held

packet loss packet delay jitter through put

Fig 3.1 QoS for ATM communication networkdelay time [ms]loss rate [%]

delay time on other voice communicationsdelay time on other communications

Protocol Layer 7 (Application layer) MPEGMultimedia document communication protocol JPEG ODA Layer 4 (Transport layer) TCP Layer 3 (Network layer) IP End-to-end communication for data transmission Layer 1 (Physical layer) ATM (IPo ATM)

performance for software process to movie and voice (VoIP)to hardware

Table 3.1 Mixed mode and processor mode for Telematics

Table 3.2 The advantage for using Internet

Table 3.3 Multimedia communications

3.1 Delay Time (3)codec (coding time) (2)time to make packets (2)buffer time with jitter (3)codec(decoding time)(1) network delay timetransmitterreceiverEnd-to-End delay timeFig 3.2 Delay time construction

With intolerableWith satisfactorypacket delaypacket loss rateWith patient

4. Experiments4.1 Measurements of QoS(1) Experiment for real communication linkswe evaluate the QoS for real communication links.

delay time and packet loss rate are measured for links

Experimental data of QoSWaseda Univ. (Japan) Cambridge Univ.(GB)Fig. 4.1 QoS for Waseda Univ. Cambridge Univ.(1)Packet Delay [ms]Packet Loss [%]Time [Hour]

Graph5

268.9640275.9070

268.8590275.7490

268.7210275.8810

268.3580275.4720

268.0280274.9460.3333333333

268.070275.4840.3333333333

268.8850276.0590

269.6120276.0680

269.6670276.0740

270.1820.3333333333279.350

271.780281.0821

273.1530279.6620.6666666667

277.1912281.2330

272.1890.3333333333281.1581.3333333333

274.9982.3333333333279.6150.6666666667

273.4970.3333333333278.4250.3333333333

273.7481.6666666667280.2261.6666666667

271.4390277.40

270.3416.3333333333276.610

270.4930276.8890

271.1870276.750

270.5750276.3310

270.3090276.5810

269.2910275.9080

269.0450275.6570

268.6610275.4160

269.0420275.490

269.0620276.0240

268.9690275.7250

268.8650275.2340

269.3460276.0950.6666666667

271.9970278.6660.6666666667

271.9930277.0740

270.4940278.2780

274.341279.2440

271.9310.3333333333276.0090.3333333333

268.3690.3333333333274.080.6666666667

271.4810278.70.3333333333

268.5290.3333333333275.7670.3333333333

268.6360.6666666667275.3960

267.1560274.0570

267.330.3333333333273.7830.6666666667

267.9240.6666666667273.9831.3333333333

267.6020274.4080.3333333333

268.1570273.2460

267.2950.3333333333273.2910

266.8860272.8610

266.9140272.8180

266.1960272.5830

265.6420272.6720

265.9410272.6250

265.4540272.5160

265.5080272.1090

265.8890272.660

266.0060272.9540

267.4850273.4820

266.5690273.3510

272.0930282.9070

270.0080275.570

267.6510274.4340

270.2670275.940

267.4950274.8250

268.0850274.3910

269.0390275.3390

517.480482.4590

677.0710687.50

921.0240948.5550

268.9250.6666666667274.5370.6666666667

268.8540274.8880

295.3380347.9240

276.460283.3680

271.3260276.6040

269.4750276.6880

269.3440276.0160.3333333333

269.660276.1860

269.210275.9610

269.5730276.3840

269.650276.2870

269.2340276.1450

270.0180276.4410

269.8970276.680

269.8730277.0617.6666666667

270.7490276.0811.3333333333

270.7040277.070

270.9890277.0090.3333333333

452.9720276.3160.3333333333

270.7380.6666666667276.810

271.090276.8340

270.8510.3333333333277.2020

271.0250277.1490

270.1540276.5140

265.930272.3410.3333333333

266.450.3333333333272.6661

277.1090284.6480.3333333333

337.1020285.7650

266.2030272.5810

265.580272.0740

265.1860271.960

264.860271.6920

265.0020271.6150

264.6860271.7110

264.7340271.9730

265.2890271.6810

264.6370271.5040

265.020272.1520

265.4460272.0590

264.9370271.81413.6666666667

265.1710271.6370

265.0110271.8180

265.5170272.3020

265.220271.6630

265.2490271.9220

265.9080272.13325

265.3140272.2910

264.9290272.1440

265.4160271.85312

281.5790302.7260

285.9731.6666666667276.0733

266.2390272.9040

265.3330272.0460

264.8950271.9010

265.2270271.8750

265.6680271.70

265.1120271.8460

264.9590271.3120.3333333333

265.4260271.9870

265.5370272.2180.3333333333

268.4430273.2260

267.2820273.1080

267.2420273.0990

280.3232.3333333333315.76445.3333333333

270.1210275.1240

274.371290.0392.6666666667

269.212276.2881

298.0890.6666666667307.1220

276.7850299.7260.3333333333

268.2760274.0960

266.870272.4720

267.3220273.3480

281.4690.3333333333274.7790

278.0110286.6370

424.7560458.1060.3333333333

272.610299.2951

266.0780272.4680

265.6570272.3010

265.3420271.9860

265.2030272.2060

265.1810271.8140

264.4820271.50

264.8730271.8480

265.3420272.1080

266.380274.150

268.0830273.1550

266.8650272.9650

266.6250274.6570.3333333333

267.4430.3333333333276.0010.3333333333

263.4344.3333333333250.1830

264.5421.3333333333274.7331

280.6470316.1641.3333333333

271.1540.3333333333281.640.3333333333

266.9650273.4010.3333333333

266.7560273.6560

266.2670273.1670

266.6950273.3550

272.0320.3333333333283.2220

313.9990315.8220

266.1242273.0490

265.4040.3333333333271.9340

266.1270271.8610.3333333333

265.4030271.2960

264.6340271.2980

265.0440271.2930

267.3270271.7710

264.6670271.4550

265.2350274.670

265.3270271.7240

268.1630275.3140

267.5780.6666666667274.7220.6666666667

272.4240.6666666667280.4640.3333333333

268.2040272.8741.6666666667

268.7230274.5650

269.8580276.7740

266.20273.9560

266.2272.6666666667271.2160

267.1310.6666666667273.4620.3333333333

264.7030270.6910

264.1580270.5670

264.2070270.5250

264.7140270.2290

64byte Packet Delay

64 byte Packet Loss

1Kbyte Packet Delay

1Kbyte Packet Loss

Time {hour]

Packet Delay ms

Packet Loss %

Sheet1

133267.502268.964282.9461.2610.00274.454275.907336.2045.2680.00

134267.348268.859315.6633.5410.00274.464275.749383.2077.3170.00

135267.162268.721336.6135.070.00274.431275.881370.9687.8170.00

136267.203268.358306.7462.3010.00274.486275.472343.4274.7720.00

137266.777268.028315.3283.1470.00273.94274.946322.2963.1370.33

138266.898268.07307.7342.6440.00273.918275.484347.7426.230.33

139266.97268.885329.1645.8670.00273.925276.059332.5975.0070.00

1310266.903269.612338.1646.0030.00274.082276.068298.3132.3980.00

1311267.081269.667319.0243.7830.00274.051276.074370.1676.0410.00

1312267.204270.182332.9844.3740.33274.381279.35382.2129.2220.00

1313267.492271.78289.7153.3780.00274.235281.082407.3212.0571.00

1314267.792273.153289.7683.4560.00274.531279.662340.8665.5710.67

1315267.361277.191379.80814.1592.00274.308281.233339.6139.5040.00

1316267.157272.189377.137.1710.33274.051281.158342.1037.6961.33

1317267.269274.998304.3446.9772.33274.16279.615386.0878.4610.67

1318267.799273.497295.9565.0750.33274.727278.425370.2537.2780.33

1319268.214273.748379.9138.0511.67274.818280.226339.9347.0191.67

1320267.685271.439345.9937.6130.00274.58277.4326.3154.0350.00

1321267.672270.34372.8757.66416.33274.677276.61321.4323.8620.00

1322267.713270.493379.2216.8280.00274.652276.889330.7524.1140.00

1323267.45271.187340.1456.7780.00274.67276.75339.3095.2210.00

130267.718270.575369.7198.1330.00274.79276.331363.6495.1750.00

141267.647270.309317.5463.70.00274.636276.581332.514.7970.00

142267.541269.291312.7092.7640.00274.579275.908324.7473.6960.00

143267.342269.045318.873.0590.00274.525275.657306.6492.5770.00

144267.314268.661293.6631.7660.00274.495275.416346.7614.1570.00

145267.441269.042359.4276.060.00274.383275.49324.7133.6730.00

146267.162269.062363.036.4360.00274.483276.024361.7356.8550.00

147267.381268.969345.6585.440.00274.456275.725383.2936.4330.00

148267.344268.865305.3733.9690.00274.392275.234293.4641.4110.00

149267.427269.346365.6557.0050.00274.46276.095340.9795.2420.67

1410267.437271.997375.9987.0650.00274.542278.666299.6524.0460.67

1411267.639271.993331.9116.3470.00274.483277.074318.2334.1030.00

1412267.416270.494381.3746.6690.00274.595278.278307.5784.4090.00

1413267.755274.34364.2068.9041.00274.626279.244361.2366.0990.00

1414265.951271.931394.2388.4930.33271.884276.009374.4586.5590.33

1415264.589268.369355.5175.7260.33271.694274.08296.8382.4870.67

1416264.899271.481392.5810.6920.00271.91278.7385.65810.2320.33

1417264.604268.529377.2086.8420.33271.784275.767361.7526.4610.33

1418264.882268.636325.7784.630.67271.682275.396380.9187.5690.00

1419264.706267.156291.2123.2290.00271.513274.057351.5646.6150.00

1420264.759267.33338.3195.1910.33271.59273.783366.0945.5590.67

1421264.641267.924387.2427.2620.67271.717273.983344.4285.891.33

1422264.682267.602370.3726.320.00271.774274.408399.4847.8520.33

1423264.893268.157435.2512.0150.00271.773273.246318.4833.1820.00

150264.788267.295387.6718.3130.33271.667273.291311.6013.2220.00

151264.604266.886343.4027.0950.00271.592272.861333.293.6190.00

152264.469266.914363.0967.1090.00271.628272.818330.2023.7730.00

153264.37266.196348.9274.9280.00271.429272.583334.6543.7130.00

154264.484265.642281.61.2080.00271.507272.672323.8393.9150.00

155264.399265.941371.7977.5460.00271.476272.625384.4956.6670.00

156264.441265.454295.2822.0560.00271.531272.516358.8875.0560.00

157264.368265.508307.0242.4940.00271.442272.109301.9251.760.00

158264.457265.889376.4837.1980.00271.501272.66391.4157.3080.00

159264.501266.006346.6464.7760.00271.469272.954395.27.880.00

1510264.566267.485366.3116.0140.00271.489273.482382.7736.870.00

1511264.496266.569305.6553.0450.00271.411273.351357.5425.5190.00

1512264.416272.093323.74810.5920.00271.63282.907355.97613.6270.00

1513264.708270.008384.2918.6340.00271.622275.57309.7126.0960.00

1514264.657267.651370.1776.2610.00271.56274.434379.9139.090.00

1515264.434270.267338.2277.6240.00271.67275.94322.46.3810.00

1516264.576267.495379.7268.4550.00271.61274.825388.1287.8030.00

1517264.632268.085338.3937.4420.00271.503274.391357.475.4560.00

1518264.642269.039334.475.510.00271.727275.339390.288.1770.00

1519257.057517.48718.21968.160.00317.646482.459887.27365.4470.00

1520586.172677.071764.135.8220.00546.669687.51005.18162.8910.00

1521788.868921.0241064.99255.2060.00815.369948.5551149.29175.5160.00

1522264.8268.925355.4858.2010.67271.714274.537432.79910.1970.67

1523264.948268.854376.2668.4910.00271.796274.888319.2893.7520.00

160265.293295.338391.25522.6610.00272.299347.924447.01232.6570.00

161265.142276.46397.98713.9650.00272.07283.368379.69215.0730.00

162264.735271.326378.1587.8430.00271.694276.604373.7246.7140.00

163264.757269.475280.533.7230.00271.662276.688323.3984.660.00

164264.519269.344344.5095.7750.00271.634276.016338.9765.0930.33

165264.755269.66316.3134.5290.00271.696276.186335.5655.1320.00

166264.561269.21324.5834.8740.00271.487275.961302.7773.9920.00

167264.385269.573368.3447.6730.00271.578276.384321.9265.4580.00

168264.445269.65377.4448.1070.00271.55276.287383.3898.4230.00

169264.47269.234303.944.1740.00271.552276.145349.5036.6150.00

1610264.544270.018375.6148.9260.00271.643276.441338.1185.4930.00

1611264.588269.897374.0867.2010.00271.597276.68356.8015.9040.00

1612264.476269.873326.5864.9510.00271.503277.061331.3696.5977.67

1613264.636270.749371.9828.2120.00271.669276.08357.096.16811.33

1614264.54270.704312.345.4340.00271.598277.07295.4174.0860.00

1615264.481270.989333.795.6360.00271.728277.009365.3256.4630.33

1616264.852452.972660.01161.1070.00271.62276.316360.5466.1120.33

1617264.826270.738304.8234.7080.67271.627276.81330.9095.8730.00

1618264.72271.09371.72110.4650.00271.571276.834350.1355.6580.00

1619264.602270.851331.4926.1440.33271.557277.202366.4147.8470.00

1620264.554271.025377.237.9030.00271.625277.149355.0215.7850.00

1621263.849270.154336.1416.1090.00270.882276.514390.5528.3950.00

1622263.569265.93327.6085.1560.00270.803272.341338.2685.2590.33

1623263.879266.45328.0544.8970.33270.818272.666296.0162.1481.00

170264.091277.109395.30316.3120.00270.928284.648340.09314.2090.33

171270.975337.102422.54529.7120.00270.92285.765387.73816.5530.00

172263.684266.203325.8884.2180.00270.736272.581339.654.6540.00

173263.758265.58350.4675.7520.00270.722272.074333.464.6340.00

174263.431265.186294.7032.0610.00270.705271.96357.9525.070.00

175263.633264.86273.2690.9950.00270.622271.692312.5992.4850.00

176263.617265.002329.5263.9110.00270.769271.615292.6141.7530.00

177263.575264.686278.4091.2170.00270.749271.711303.0162.4310.00

178263.483264.734312.9152.9880.00270.715271.973337.2395.6040.00

179263.7265.289361.7637.1080.00270.762271.681309.1812.3550.00

1710263.517264.637285.7731.5470.00270.712271.504293.871.5530.00

1711263.653265.02316.6773.2660.00270.698272.152375.7837.7710.00

1712263.636265.446371.9737.7180.00270.611272.059388.0046.8270.00

1713263.628264.937278.0991.4040.00270.731271.814311.4912.58113.67

1714263.602265.171360.7245.9550.00270.653271.637332.7983.6010.00

1715263.568265.011324.9943.7310.00270.714271.818358.8185.3330.00

1716263.586265.517342.2436.1990.00270.673272.302355.3876.8770.00

1717263.522265.22370.6246.3230.00270.693271.663294.6081.5380.00

1718263.63265.249336.264.2440.00270.761271.922302.3672.2090.00

1719263.645265.908358.8877.5710.00270.798272.133356.0555.67825.00

1720263.741265.314363.1686.5440.00270.661272.291399.1767.8730.00

1721263.536264.929279.3641.4060.00270.725272.144360.6736.7980.00

1722263.818265.416336.1334.2310.00270.703271.853301.6482.03712.00

1723263.906281.579367.92918.2640.00271.067302.726390.41923.4370.00

180264.057285.973368.58522.521.67271.006276.073347.2048.6813.00

181263.787266.239290.4582.5310.00270.788272.904348.1144.8930.00

182263.671265.333348.4424.9540.00270.757272.046347.5944.5360.00

183263.501264.895296.5062.0850.00270.657271.901340.7294.720.00

184263.624265.227361.9615.7340.00270.786271.875376.9286.140.00

185263.632265.668449.35111.0440.00270.675271.7335.3953.8240.00

186263.566265.112339.1254.9110.00270.745271.846340.6854.1690.00

187263.61264.959328.8833.9380.00270.668271.312276.2280.5250.33

188263.613265.426343.9285.7130.00270.719271.987352.3084.8380.00

189263.617265.537374.3816.8080.00270.617272.218313.9783.1730.33

1810263.706268.443386.19113.8790.00270.726273.226318.384.2230.00

1811263.556267.282381.7767.9750.00270.732273.108312.0593.1860.00

1812263.765267.242386.0737.6450.00270.772273.099349.8614.8510.00

1813264.046280.323344.54516.7152.33290.07315.764411.35414.17545.33

1814264.076270.121367.1738.8390.00270.814275.124379.0699.4210.00

1815264.431274.37329.31510.5731.00270.984290.039372.45317.8642.67

1816264.173269.21388.7189.7572.00270.971276.288355.6847.2391.00

1817264.385298.089392.31117.5460.67271.701307.122387.61217.1410.00

1818264.257276.785357.71811.7120.00271.222299.726358.12919.4360.33

1819263.992268.276312.5934.1130.00270.916274.096360.8787.6770.00

1820263.787266.87323.9864.0580.00270.725272.472287.5561.7990.00

1821264.041267.322397.7649.7230.00270.805273.348373.6237.9550.00

1822264.011281.469461.59922.9780.33270.957274.779311.4815.9850.00

1823264.048278.011349.77814.1790.00271.067286.637378.15916.8750.00

190317.879424.756512.13835.8190.00374.033458.106573.64636.9680.33

191264.12272.61333.2899.7430.00271.012299.295488.2534.4271.00

192263.865266.078361.0136.3220.00270.822272.468328.3453.8940.00

193263.751265.657385.0587.1060.00270.834272.301373.0166.6420.00

194263.834265.342290.3622.0720.00270.814271.986342.7344.2220.00

195263.717265.203339.1145.9080.00270.755272.206330.5923.6720.00

196263.54265.181318.9153.3420.00270.674271.814343.3415.0060.00

197263.577264.482268.8580.6720.00270.716271.5323.3493.0310.00

198263.617264.873308.7253.1130.00270.674271.848334.4163.6610.00

199263.647265.342383.2147.1760.00270.749272.108315.1453.2890.00

1910263.894266.38343.8165.1250.00270.761274.15397.6469.540.00

1911263.847268.083380.0098.4230.00270.837273.155303.2663.3470.00

1912263.689266.865347.6716.6030.00270.917272.965315.7073.820.00

1913263.777266.625375.8566.5970.00270.871274.657332.5325.7180.33

1914263.822267.443344.8345.3830.33270.863276.001340.5788.1360.33

1915241.926263.434305.1848.5284.33248.543250.183360.6966.6040.00

1916241.925264.542356.20410.6661.33270.611274.733321.6574.2911.00

1917263.914280.647385.62616.4380.00271.689316.164438.23721.6931.33

1918263.701271.154384.02910.8020.33270.568281.64410.86815.7940.33

1919263.778266.965342.4085.440.00270.597273.401346.115.5420.33

1920263.642266.756393.3477.5890.00270.507273.656312.7044.240.00

1921263.72266.267359.225.5740.00270.585273.167359.9257.7020.00

1922263.903266.695345.1615.10.00270.573273.355344.2976.2250.00

1923263.883272.032328.60810.5280.33270.591283.222333.1513.6770.00

200265.19313.999446.58434.5160.00270.857315.822420.30934.2640.00

201263.62266.124364.5476.162.00270.554273.049362.0378.9560.00

202263.603265.404339.1794.5160.33270.483271.934334.1184.0620.00

203263.663266.127386.379.9440.00270.156271.861380.4417.6840.33

204263.371265.403344.4317.1260.00270.298271.296345.34.5920.00

205263.429264.634336.7274.3050.00270.289271.298334.2744.6550.00

206263.35265.044329.4685.9740.00270.196271.293348.5185.2350.00

207263.415267.327356.1118.6910.00270.266271.771385.8387.2990.00

208263.367264.667339.334.3710.00270.166271.455346.065.7860.00

209263.425265.235349.0776.1010.00270.164274.67318.4527.9340.00

2010263.464265.327308.7343.7330.00270.186271.724338.1544.0750.00

2011263.496268.163390.4319.0480.00270.339275.314398.98510.1070.00

2012263.511267.578364.7628.0140.67270.25274.722331.0628.0330.67

2013263.65272.424390.96412.2350.67270.708280.464342.71211.9430.33

2014263.704268.204414.7379.8910.00270.462272.874338.2634.7741.67

2015263.553268.723319.7475.4180.00270.56274.565366.0816.8840.00

2016263.945269.858292.7994.5780.00271.04276.774367.9917.1040.00

2018262.132266.2330.2435.3880.00268.942273.956413.89910.8190.00

2019262.027266.227357.2747.3262.67268.771271.216334.7675.520.00

2020262.224267.131348.57.9080.67269.121273.462337.8115.5220.33

2021262.331264.703279.3141.950.00268.585270.691324.3524.4630.00

2022261.941264.158350.7465.2350.00268.758270.567377.2397.7460.00

2023261.895264.207344.455.5540.00268.625270.525385.2597.7560.00

210262.07264.714331.3646.5730.00268.753270.229361.6935.4170.00

Experimental data of QoSWaseda Univ. (Japan) Cambridge Univ. (GB)Fig. 4.1 QoS for Waseda Univ. Cambridge Univ. (2)

Graph1

269.3793750274.32158332.125

271.174250.333333333278.69541672.208333333

273.89216670.277777778283.5033750.208333333

268.55943480.304347826274.83926090.144927536

269.50126090.16275.860.23

322.24070830.041666667328.1361250.027777778

278.77958330.055555556279.4890.888888889

64byte Packet Delay

64byte Packet Loss

1Kbyte Packet Delay

1Kbyte Packet Loss

Sun269.3793750274.32158332.125

Mon271.174250.333333333278.69541672.208333333

Tue273.89216670.277777778283.5033750.208333333

Wed268.55943480.304347826274.83926090.144927536

Thu269.50126090.16275.860.23

Fri322.24070830.041666667328.1361250.027777778

Sat278.77958330.055555556279.4890.888888889

64byte Packet Delay

64byte Packet Loss

1Kbyte Packet Delay

1Kbyte Packet Loss

Packet Loss [%]

Packet Delay [ms]

0299.9698750.25312.8030.458333333

1279.390.285714286280.54614290.142857143

2267.22128570.047619048273.47985710

3266.9923750273.62150.041666667

4266.7080273.371250.041666667

5266.720273.380

6266.5528750273.3176250

7266.69150273.182250.083333333

8266.521750273.3660.041666667

9266.859250273.991250.125

10267.9873750274.4076250.083333333

11268.334250274.61350

12268.7216250.125276.3051251.041666667

13271.398250.5281.8343759

14269.297250.083333333275.3513750.375

15269.794250.958333333274.3583750.458333333

16291.6580.458333333276.3870.5

17275.18657140.571428571285.93314290.333333333

18270.206250.166666667279.154750.125

19299.5763750.583333333300.598753.375

20319.1170.125325.9641250.125

21349.0828752.125358.12650.166666667

22268.8360.125273.5911251.666666667

23271.3096250.083333333280.08250.125

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

0000

64byte Packet Delay

64byte Packet Loss

1Kbyte Packet Delay

1Kbyte Packet Loss

[ms]

[%]

[ms]

1hirasa.mgmt.waseda.ac.jp0.371

2c751361b.cfi.waseda.ac.jp0.609

3c751361c.cfi.waseda.ac.jp0.655


5toumon.cfi.waseda.ac.jp2.154

6im-tyx-01-fddi1-0.inoc.imnet.ad.jp2.361

7im-tyx-03-fe5-0-0.inoc.imnet.ad.jp2.289

8apan-fe-tpr2.inoc.imnet.ad.jp3.415

9abilene-tpr2.jp.apan.net144.902

10clev-ipls.abilene.ucaid.edu153.635

11nycm-clev.abilene.ucaid.edu163.958

12ny-pop.ja.net163.722

13us-gw.ja.net253.673

14london-bar1.ja.net246.033

15pos9-0.lond-scr.ja.net265.398

16cambridge-bar.ja.net251.348

17route-sj4.cam.ac.uk250.556

18route-down-3.cam.ac.uk250.533

19route-cent-8.cam.ac.uk267.349

20heathrow.cl.cam.ac.uk267.777

21visitor4.al.cl.cam.ac.uk267.503

LAN

[%] [ms] [KB/s]

64 [Byte]1K[Byte]64 [Byte]1K[Byte]

LAN0.0000.0000.9452.80630

0.2700.763278.089284.074248

00.95302.8070312.8030.458333333299.9698750.25

10.97402.8520280.54614290.142857143279.390.285714286

20.95202.8030273.47985710267.22128570.047619048

30.94502.8050273.62150.041666667266.9923750

40.94102.8070273.371250.041666667266.7080

50.94602.8010273.380266.720

60.90402.7830273.3176250266.5528750

70.95202.8210273.182250.083333333266.69150

80.96402.8190273.3660.041666667266.521750

90.94802.8480273.991250.125266.859250

100.94102.8110274.4076250.083333333267.9873750

110.95602.830274.61350268.334250

120.95602.8060276.3051251.041666667268.7216250.125

130.93302.8070281.8343759271.398250.5

140.93802.810275.3513750.375269.297250.083333333

151.02102.7740274.3583750.458333333269.794250.958333333

160.94802.8440276.3870.5291.6580.458333333

170.91902.7960285.93314290.333333333275.18657140.571428571

180.92202.7880279.154750.125270.206250.166666667

190.89802.7580300.598753.375299.5763750.583333333

200.91502.7590325.9641250.125319.1170.125

210.9402.7920358.12650.166666667349.0828752.125

220.95402.810273.5911251.666666667268.8360.125

230.96602.8230280.08250.125271.3096250.083333333

0.9452502.80641666670284.07363095420.7628968254278.08885862920.2703373015

Experimental data of QoSWaseda Univ. (Japan) Cambridge Univ.(GB)Fig. 4.1 QoS for Waseda Univ. Cambridge Univ.(3)

Graph3

299.9698750.25312.8030.458333333

279.390.285714286280.54614290.142857143

267.22128570.047619048273.47985710

266.9923750273.62150.041666667

266.7080273.371250.041666667

266.720273.380

266.5528750273.3176250

266.69150273.182250.083333333

266.521750273.3660.041666667

266.859250273.991250.125

267.9873750274.4076250.083333333

268.334250274.61350

268.7216250.125276.3051251.041666667

271.398250.5281.8343759

269.297250.083333333275.3513750.375

269.794250.958333333274.3583750.458333333

291.6580.458333333276.3870.5

275.18657140.571428571285.93314290.333333333

270.206250.166666667279.154750.125

299.5763750.583333333300.598753.375

319.1170.125325.9641250.125

349.0828752.125358.12650.166666667

268.8360.125273.5911251.666666667

271.3096250.083333333280.08250.125

64byte Packet Delay

64byte Packet Loss

1Kbyte Packet Delay

1Kbyte Packet Loss

time[hour]

Packet Delay [ms]

Packet Loss[%]

269.3793750274.32158332.125

271.174250.333333333278.69541672.208333333

273.89216670.277777778283.5033750.208333333

268.55943480.304347826274.83926090.144927536

269.50126090.16275.860.23

322.24070830.041666667328.1361250.027777778

278.77958330.055555556279.4890.888888889

64byte Packet Delay

64byte Packet Loss

1Kbyte Packet Delay

1Kbyte Packet Loss

[%]

[ms]

0299.9698750.25312.8030.458333333

1279.390.285714286280.54614290.142857143

2267.22128570.047619048273.47985710

3266.9923750273.62150.041666667

4266.7080273.371250.041666667

5266.720273.380

6266.5528750273.3176250

7266.69150273.182250.083333333

8266.521750273.3660.041666667

9266.859250273.991250.125

10267.9873750274.4076250.083333333

11268.334250274.61350

12268.7216250.125276.3051251.041666667

13271.398250.5281.8343759

14269.297250.083333333275.3513750.375

15269.794250.958333333274.3583750.458333333

16291.6580.458333333276.3870.5

17275.18657140.571428571285.93314290.333333333

18270.206250.166666667279.154750.125

19299.5763750.583333333300.598753.375

20319.1170.125325.9641250.125

21349.0828752.125358.12650.166666667

22268.8360.125273.5911251.666666667

23271.3096250.083333333280.08250.125

64byte Packet Delay

64byte Packet Loss

1Kbyte Packet Delay

1Kbyte Packet Loss

[ms]

[%]

[ms]

1hirasa.mgmt.waseda.ac.jp0.371

2c751361b.cfi.waseda.ac.jp0.609



5toumon.cfi.waseda.ac.jp2.154

6im-tyx-01-fddi1-0.inoc.imnet.ad.jp2.361

7im-tyx-03-fe5-0-0.inoc.imnet.ad.jp2.289

8apan-fe-tpr2.inoc.imnet.ad.jp3.415

9abilene-tpr2.jp.apan.net144.902

10clev-ipls.abilene.ucaid.edu153.635

11nycm-clev.abilene.ucaid.edu163.958

12ny-pop.ja.net163.722

13us-gw.ja.net253.673

14london-bar1.ja.net246.033

15pos9-0.lond-scr.ja.net265.398

16cambridge-bar.ja.net251.348

17route-sj4.cam.ac.uk250.556

18route-down-3.cam.ac.uk250.533

19route-cent-8.cam.ac.uk267.349

20heathrow.cl.cam.ac.uk267.777

21visitor4.al.cl.cam.ac.uk267.503

LAN

[%] [ms] [KB/s]

64 [Byte]1K[Byte]64 [Byte]1K[Byte]

LAN0.0000.0000.9452.80630

0.2700.763278.089284.074248

00.95302.8070312.8030.458333333299.9698750.25

10.97402.8520280.54614290.142857143279.390.285714286

20.95202.8030273.47985710267.22128570.047619048

30.94502.8050273.62150.041666667266.9923750

40.94102.8070273.371250.041666667266.7080

50.94602.8010273.380266.720

60.90402.7830273.3176250266.5528750

70.95202.8210273.182250.083333333266.69150

80.96402.8190273.3660.041666667266.521750

90.94802.8480273.991250.125266.859250

100.94102.8110274.4076250.083333333267.9873750

110.95602.830274.61350268.334250

120.95602.8060276.3051251.041666667268.7216250.125

130.93302.8070281.8343759271.398250.5

140.93802.810275.3513750.375269.297250.083333333

151.02102.7740274.3583750.458333333269.794250.958333333

160.94802.8440276.3870.5291.6580.458333333

170.91902.7960285.93314290.333333333275.18657140.571428571

180.92202.7880279.154750.125270.206250.166666667

190.89802.7580300.598753.375299.5763750.583333333

200.91502.7590325.9641250.125319.1170.125

210.9402.7920358.12650.166666667349.0828752.125

220.95402.810273.5911251.666666667268.8360.125

230.96602.8230280.08250.125271.3096250.083333333

0.9452502.80641666670284.07363095420.7628968254278.08885862920.2703373015

Experimental data of QoSTable 4.1 Waseda Univ. (Japan) Cambridge Univ.(GB) Actual path

time [hour] packet delay (ms)Fig. 4.2 QoS for Waseda Univ. Univ. of HawaiiExperimental data of QoS Waseda Univ. Univ. of Hawaii

Graph1

185.417195.454

185.756196.771

185.325195.424

185.313195.459

185.562196.035

185.226195.397

185.27195.467

185.483195.655

185.36195.506

185.551195.606

185.575195.664

185.609195.613

185.224195.513

185.395197.012

185.323195.499

186.364195.674

188.155195.81

185.904207.128

186.357195.727

185.452195.687

185.414195.546

185.828195.714

185.99195.686

185.959195.761

186.01195.527

186.108196.098

185.53195.567

185.671195.605

185.465195.499

185.744195.564

185.225195.362

185.143195.433

185.62195.473

185.477195.498

185.421195.494

185.485195.523

169.953180.369

169.914179.99

170.262180.003

169.652180.028

169.872180.053

233.902244.213

169.725179.96

169.75180.046

169.908180.003

169.863180.053

169.768180.01

169.774180.172

169.66179.915

169.759180.222

169.559179.945

169.853180.09

169.716179.918

169.571180.006

169.671179.945

169.903179.978

169.806179.95

169.871179.912

169.864180.019

170.09180.406

169.646180.024

169.998180.215

169.806179.972

170.94185.813

169.992180.263

169.947180.046

169.769180.084

169.947180.013

170.091180.397

170.453180.718

170.169180.347

170.226180.108

170.079180.107

169.915180.08

170.302180.004

169.691179.983

169.875180.14

169.787180.134

169.996180.058

169.921179.986

169.878180.038

169.834180.035

169.892180.235

169.721180.107

169.697180.026

169.959180.077

170.008179.999

170.619180.136

170.353180.905

56Byte

1000Byte

8/2/02171184.473185.417197.3851.2468/2/0217:20:0056(84)

8/2/02181184.441185.756224.3182.469ms

8/2/02191184.483185.325194.5580.997ms

8/2/02201184.55185.313191.130.784ms

8/2/02211184.483185.562197.3351.205ms

8/2/02221184.534185.226187.1390.542ms

8/2/02231184.492185.27190.470.991ms

8/3/0201184.526185.483192.0640.914ms

8/3/0211184.449185.36197.4641.043ms

8/3/0221184.453185.551189.7450.964ms

8/3/0231184.469185.575190.130.982ms

8/3/0241184.495185.609193.9370.96ms

8/3/0251184.432185.224189.6920.849ms

8/3/0261184.527185.395190.8490.912ms

8/3/0271184.534185.323194.1250.8168/3/027:20:00

8/3/0281184.537186.364392.32412.186ms

8/3/0291184.597188.155255.8847.735ms

8/3/02101184.555185.904197.2131.29ms

8/3/02111184.588186.357283.0467.786ms

8/3/02121184.507185.452194.9530.952ms

8/3/02131184.481185.414198.9821.372ms

8/3/02141184.536185.828192.7131.092ms

8/3/02151184.465185.99207.8691.894ms

8/3/02161184.547185.959192.1411.125ms

8/3/02171184.465186.01241.2153.54ms

8/3/02181184.458186.108207.1492.957ms

8/3/02191184.473185.53188.3670.859ms

8/3/02201184.482185.671190.1610.771ms

8/3/02211184.524185.465189.4030.793ms

8/3/02221184.524185.744191.0070.9768/3/0222:20:00

8/3/02231184.499185.225187.7170.812ms

8/4/0201184.482185.143190.4720.743ms

8/4/0211184.459185.62196.1881.091ms

8/4/0221184.43185.477195.7161.013ms

8/4/0231184.496185.421192.7030.753ms

8/4/0241184.454185.485191.2030.919ms

8/4/0251169.149169.953176.0350.852ms

8/4/0261169.085169.914234.6483.818ms

8/4/0271169.092170.262325.2429.005ms

8/4/0281169.089169.652174.550.674ms

8/4/0291169.075169.872200.792.049ms

8/4/02101232.729233.902240.4120.99ms

8/4/02111169.063169.725179.1590.871ms

8/4/02121169.05169.75171.2710.5188/4/0212:20:00

8/4/02131169.014169.908172.6340.785ms

8/4/02141169.025169.863175.6230.732ms

8/4/02151169.016169.768186.3811.258ms

8/4/02161169.014169.774176.7940.871ms

8/4/02171169.09169.66171.2710.552ms

8/4/02181169.044169.759176.2240.81ms

8/4/02191169.05169.559170.8550.392ms

8/4/02201169.025169.853182.2571.144ms

8/4/02211169.048169.716178.8390.818ms

8/4/02221169.05169.571179.2570.898ms

8/4/02231169.031169.671173.6050.766ms

8/5/0201169.012169.903172.2240.632ms

8/5/0211169.009169.806171.8980.573ms

8/5/0221168.959169.871172.9980.803ms

8/5/0231169.053169.864176.6540.783ms

8/5/0241169.023170.09183.9871.804ms

8/5/0251168.966169.646177.1760.862ms

8/5/0261169.028169.998178.4831.257ms

8/5/0271169.065169.806173.5420.854ms

8/5/0281169.052170.94231.1255.6298/5/028:20:01

8/5/0291169.038169.992177.831.068ms

8/5/02101169.06169.947171.7030.601ms

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8/6/0291169.093170.353195.8942.448/6/029:20:00

8/2/02172195.008195.454196.5470.4688/2/0217:20:00

8/2/02182195.017196.771392.07711.801ms

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8/3/0282195.032195.674204.5980.855ms

8/3/0292194.999195.81211.7321.254ms

8/3/02102195.156207.1282147.852128.216ms,pipe3

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8/5/0282179.577185.813394.83319.6198/5/028:20:01

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8/5/02112179.603180.084184.920.727ms

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8/5/02142179.616180.718190.1971.052ms

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8/5/02222179.519180.134208.0671.854ms

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8/6/0232179.523180.235189.2531.282ms

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8/6/0252179.561180.026194.7931.134ms

8/6/0262179.464180.077193.8331.1678/6/026:20:00

8/6/0272179.498179.999186.5410.467ms

8/6/0282179.547180.136189.1020.95ms

8/6/0292179.472180.905312.0167.9338/6/029:20:00

10tpr3-ge0-0-0-7.jp.apan.net(203.181.249.18)ms1.694ms






10M10-ge0-0-0.inoc.imnet.ad.jp(202.241.2.171)ms2.436ms











































10tpr3-ge0-0-0-7.jp.apan.net(203.181.249.18)ms2ms








































11192.203.116.33(192.203.116.33)ms118.54ms

11192.203.116.33(192.203.116.33)ms118.998ms

11192.203.116.33(192.203.116.33)ms118.295ms

11192.203.116.33(192.203.116.33)ms118.539ms

11192.203.116.33(192.203.116.33)ms117.366ms

11192.203.116.33(192.203.116.33)ms118.487ms


11192.203.116.33(192.203.116.33)ms117.475ms

11192.203.116.33(192.203.116.33)ms117.245ms

11192.203.116.33(192.203.116.33)ms117.454ms

11192.203.116.33(192.203.116.33)ms119.009ms

11192.203.116.33(192.203.116.33)ms117.372ms

11192.203.116.33(192.203.116.33)ms117.37ms

11192.203.116.33(192.203.116.33)ms117.369ms

11192.203.116.33(192.203.116.33)ms117.434ms

11192.203.116.33(192.203.116.33)ms117.344ms

11192.203.116.33(192.203.116.33)ms118.223ms

11192.203.116.33(192.203.116.33)ms118.214ms

11192.203.116.33(192.203.116.33)ms117.559ms

11192.203.116.33(192.203.116.33)ms118.212ms

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11192.203.116.33(192.203.116.33)ms117.298ms

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11192.203.116.33(192.203.116.33)ms118.023ms

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11192.203.116.33(192.203.116.33)ms118.398ms

11192.203.116.33(192.203.116.33)ms117.315ms

11192.203.116.33(192.203.116.33)ms118.822ms

11192.203.116.33(192.203.116.33)ms117.367ms

11192.203.116.33(192.203.116.33)ms118.038ms

11192.203.116.33(192.203.116.33)ms117.381ms

11192.203.116.33(192.203.116.33)ms117.528ms

11192.203.116.33(192.203.116.33)ms117.215ms

11192.203.116.33(192.203.116.33)ms117.352ms

11192.203.116.33(192.203.116.33)ms117.22ms

11192.203.116.33(192.203.116.33)ms117.229ms

11192.203.116.33(192.203.116.33)ms117.347ms

11192.203.116.33(192.203.116.33)ms117.323ms

11192.203.116.33(192.203.116.33)ms117.246ms

11192.203.116.33(192.203.116.33)ms118.787ms

11192.203.116.33(192.203.116.33)ms117.193ms

11192.203.116.33(192.203.116.33)ms117.956ms

11192.203.116.33(192.203.116.33)ms117.655ms

11192.203.116.33(192.203.116.33)ms117.265ms

11192.203.116.33(192.203.116.33)ms117.247ms

11192.203.116.33(192.203.116.33)ms118.143ms

11192.203.116.33(192.203.116.33)ms117.292ms

11192.203.116.33(192.203.116.33)ms117.872ms

11192.203.116.33(192.203.116.33)ms117.42ms

11192.203.116.33(192.203.116.33)ms117.332ms

11192.203.116.33(192.203.116.33)ms117.825ms

11192.203.116.33(192.203.116.33)ms117.952ms

11192.203.116.33(192.203.116.33)ms117.991ms

11192.203.116.33(192.203.116.33)ms118.065ms

11192.203.116.33(192.203.116.33)ms117.632ms

11192.203.116.33(192.203.116.33)ms117.531ms

11192.203.116.33(192.203.116.33)ms117.385ms

11192.203.116.33(192.203.116.33)ms117.535ms

11192.203.116.33(192.203.116.33)ms117.493ms

11192.203.116.33(192.203.116.33)ms118.016ms

11192.203.116.33(192.203.116.33)ms117.752ms

11192.203.116.33(192.203.116.33)ms117.684ms

11192.203.116.33(192.203.116.33)ms117.422ms

11192.203.116.33(192.203.116.33)ms117.371ms

11192.203.116.33(192.203.116.33)ms118.005ms

11192.203.116.33(192.203.116.33)ms117.494ms

11192.203.116.33(192.203.116.33)ms117.903ms

11192.203.116.33(192.203.116.33)ms118.178ms

11192.203.116.33(192.203.116.33)ms117.339ms

11192.203.116.33(192.203.116.33)ms117.208ms

11192.203.116.33(192.203.116.33)ms117.217ms

11192.203.116.33(192.203.116.33)ms117.332ms

11192.203.116.33(192.203.116.33)ms117.532ms

11192.203.116.33(192.203.116.33)ms118.058ms

11192.203.116.33(192.203.116.33)ms117.745ms

11192.203.116.33(192.203.116.33)ms117.209ms

11192.203.116.33(192.203.116.33)ms117.236ms

11192.203.116.33(192.203.116.33)ms118.229ms

11192.203.116.33(192.203.116.33)ms122.945ms

12Abilene-PWAVE.pnw-gigapop.net(198.32.170.43)ms118.676ms






12192.203.116.33(192.203.116.33)ms117.965ms





12Abilene-PWAVE.pnw-gigapop.net(198.32.170.43)ms118ms














































































13*uhm-abilene-sccnOC3pos.uhnet.net184.181ms

13uhm-abilene-sccnOC3pos.uhnet.net(205.166.205.218)ms183.349ms




































































13uhm-abilene-sccnOC3pos.uhnet.net(205.166.205.218)170.36ms




















14juniper-FE-lisa.uhnet.net(128.171.64.206)ms183.33ms

























































































15keller-to-lisa.uhnet.net(128.171.64.65)ms183.656ms

























































































16ehukai.eng.hawaii.edu(128.171.61.233)ms185.009ms


























































































300packetstransmitted,loss,time301987ms


















































































































































































---128.171.61.233ping

---128.171.61.233ping

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---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

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---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233ping

---128.171.61.233p

1 shigeichi hirasawa department of industrial and management systems engineering, school of science...

Documents

internetdatabase system

research activity netsemiaizu

transport layer tcp

communicationsprotocol

private research guide

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nakazawawaseda univ