长距离点对点(PtP)WiFi无线系统传输方案设计.doc

33Km点对点(PtP)WiFi无线系统传输测试报告 V2壹、 测试目的 测试33Km远距离WiFi无线传输的真实流量与天线调整技术的精进练习,并同时测试1W与50mw传输能力比较。现场测试人员:阿树、阿南。远程调整测试人员:jmj10101。貳、 测试地点与测试距离台湾苗栗县通霄镇 台湾台中县台中港南端，总距离33.29Km。 2008年11月16日參、 测试环境 台湾苗栗县通霄镇 高度: 约海拔72公尺台湾台中县台中港南端 高度: 约海拔70公尺肆、 测试硬设备设备名称数量规格说明PC111.CPU:INTEL Q6600四核心2.RAM:4G3.Operation S/W:Windows XP ProIP:0VNC远程调测阿树NB111.CPU:INTEL P4 1.82.RAM:1G3.Operation S/W: Windows XP ProIP:3VNC远程调测阿南NB211.CPU:INTEL P4 1.6GHz2.RAM:5123.Operation S/W: Windows XP ProIP:1VNC远程调测阿树NB311.CPU:1.6GHz2.RAM:1GB3.Operation S/W: Win XP HomeVNC远程调测Jmj10101AP1Aphelion M500AG(尔飞灵M500AG)11.CPU:533MHz 2.SDRAM:32MB3.Flash:8MB4.WiFi:802.11a/b/g RF Mini PCI Card *15.Output Power:50mW =17 dBmIP:AP2Aphelion M600AG(尔飞灵M600AG)11.CPU:533MHz 2.SDRAM:32MB3.Flash:16MB4.WiFi:802.11a/b/g RF Mini PCI Card *25.Output Power:50mW =17 dBmIP:Antenna21.2.400 2.483 GHz Grid Antenna2.Gain:24dBi3.H-14 / V-104.VSWR:= 1.5以水平极化的方式架设RF Cable2CFD-400 N-TypeWAN Modem110Mb Fiber Internet伍、 测试软件 软件名称数量说明IXChariot 5.421.High Performance Throughput2.TCP3.Point to PointNetwork Stumbler21.Site Survey Wireless EnvironmentsVNC31.Realtime Monitoring Each NBs2.Realtime Control / Monitoring Wireless SystemMSN31.Realtime on Line Talking2.Transport Images迅雷11.Internet Download Throughput Test陸、 测试系统无线设备规画-台湾苗栗县通霄镇 PC1 0Device: M600AGSystem Mode: Bridge IP: Interface: RF1 (RF2 Disable)Operation Mode: APESSID: pczonetestBand: 802.11g (only)Channel: 13RF Output Power: 50mW = 17dBm Limit Rate: 54MbpsMulticast Rate: 11MbpsMax RF Distance: 350Command Line: rateadaption 0 13 rateadaption 1 3-台湾台中县台中港南端 NB1 3Device: M500AGSystem Mode: Bridge IP: Interface: RF1Operation Mode: AC (Client)ESSID: pczonetestBand: 802.11g (only)Channel: 13RF Output Power: 50mW = 17dBm Limit Rate: 54MbpsMulticast Rate: 11MbpsMax RF Distance: 350Command Line: rateadaption 0 13 rateadaption 1 3柒、 33Km无线系统透过Ixchariot测试Throughput状况Test 1 : PC1-AP NB1-ACTest 1 ItemM500AG-ACM600AG-AP测 试 说 明1.Limit Rate54Mbps54Mbps1.无线讯号处于-65 -87dBm，不同频道会有不同讯号值，天线对准度仍有90%左右。2.AC端RX Link Rate=11/24/36/48Mbps，表示无线讯号会有飘浮状况。3.反应在Throughput的结果也不理想。2.Max RF Distance3503503.RX Link Rate11/24/36/48Mbps48-54Mbps4.TX Link Rate48-54Mbps48-54Mbps5.Noise Level-80 -97dBm-90 -101dBm6.Link Quality8-3017-237.Signal Level (RSSI)-65 -87dBm-72 -78dBmThroughput (Mbps)Average 11.936 / Minimum 9.385 / Maximum12.594实际流量需再加上VNC与MSN流量，约13MbpsSummary - untitled1.tstConsole version5.40Console build level011Console product typeIxChariotFilenameuntitled1.tstRun start time2008年11月16日, 05:31:28Run end time2008年11月16日, 05:41:25Elapsed time00:09:57How the test endedRan to completionNumber of pairs1Run OptionsEnd typeRun for a fixed durationDuration00:10:00Reporting typeReal-timeAutomatically poll endpointsYesPolling interval (minutes)1Stop run upon initialization failureYesConnect timeout during test (minutes)0Stop test after this many running pairs fail1Collect endpoint CPU utilizationNoValidate data upon receiptNoUse a new seed for random variables on every runYesTest Setup (Console to Endpoint 1)Group/ PairConsole Knows Endpoint 1Console ProtocolConsole Service QualityPair CommentAll PairsPair 10TCPn/aTest Setup (Endpoint 1 to Endpoint 2)Group/ PairEndpoint 1 Knows Endpoint 2 (Setup)Endpoint 2 Setup ProtocolAll PairsPair 13TCPTest Execution (Endpoint 1 to Endpoint 2)Group/ PairEndpoint 1Endpoint 2Network ProtocolService QualityScript/Stream NameAll PairsPair 103TCPHigh_Performance_Throughput.scrThroughputGroup/ PairAverage (Mbps)Minimum (Mbps)Maximum (Mbps)Throughput 95% Confidence IntervalMeasured Time (secs)Relative PrecisionAll Pairs11.9369.38512.594Pair 111.9379.38512.5940.098596.4860.819Totals:11.9369.38512.594Transaction RateGroup/ PairTransaction Rate AverageTransaction Rate MinimumTransaction Rate MaximumTransaction Rate 95% Confidence IntervalMeasured Time (secs)Relative PrecisionAll Pairs0.1490.1170.157Pair 10.1490.1170.1570.001596.4860.819Totals:0.1490.1170.157Response TimeGroup/ PairResponse Time AverageResponse Time MinimumResponse Time MaximumResponse Time 95% Confidence IntervalMeasured Time (secs)Relative PrecisionAll Pairs6.7026.3528.524Pair 16.7026.3528.5240.055596.4860.819Totals:6.7026.3528.524Endpoint ConfigurationGroup/ PairE1 Operating SystemE1 VersionE1 Build LevelE1 Product TypeE2 Operating SystemE2 VersionE2 Build LevelE2 Product TypeAll PairsPair 1Windows XP (32-bit)5.18149RetailWindows XP (32-bit)5.18149RetailRaw Data TotalsGroup/ PairNumber of Timing RecordsTransaction CountBytes Sent by E1Bytes Received by E1Measured Time (secs)Relative PrecisionAll Pairs8989890,000,00089Pair 18989890,000,00089596.4860.819Totals:8989890,000,000895. 总结测试统计测试记录Average(Mbps)Minimum(Mbps)Maximum(Mbps)SystemThroughputLimit RateMax RFDistanceAC RX Link RateAP/AC TX Link RateNoise LevelAC/AP dBmLink QualityAC/APSignal Level dBmTest ACAP11.9369.38512.5941354 Mbps35011/24/36/48Mbps48-54Mbps-80 -97 / -90 -1018-30 / 17-23-65 -87 / -72 -78测 试 总 结1.此次测试重点修改为: A.天线由水平架法(垂直极化)改为垂直架法(水平极化): 初步判断确有影响。B.台中港的点(AC)天线高度架高(上次判断有被前方建筑物挡到讯号): 初步判断确有影响。C.调整 Limit Rtae = 54Mbps (不限于在36Mbps): 初步判断影响不明确。2.此次增加1W=1000mW的产品测试比对，测试结果证实，无线射频功率大，并不能在远距离提升流量，无线讯号优化才是重点，既使RF Output Power: 50mW，仍能达到远距离高频宽传输。(PS:上次400mW产品测试，流量约27Kbps)Ps:昨天测试时，传输总流量一度高达15.3Mbps，但持续时间不足于以Chariot测试，若天线再对准3%(RSSI再好2dBm)就可稳定达到15Mbps的流量。测试迅雷Download速度，透过33Km Internet PtP无线