电子元器件应用-Agilent Net Metrix Data Collectors Technic

PurposeofthisGuideThepurposeofthisguideistopresentatechnicaloverviewofAgilentNetMetrixdatacollectors.Thisdocumentprovidesatechnicaldescriptionofthedatacollectorswithmemoryallocations,environmentalspecifications,andorderinginformation.ThisTechnicalEvaluationGuideassumesthereaderhasafundamentalunderstandingofnetworkandsystemmanagementconcepts.Thereferencesectionattheendofthisdocumentlistsotherreadingmaterialsthatmaybehelpfulandhowtoaccessthesematerials.AgilentNetMetrixDataCollectorsTechnicalEvaluationGuide
2ManagingToday'sBusiness-CriticalNetworks3DataCollectorsProductSummaryGuide4EthernetOverview6Description64986BEthernetLanProbeBenefits64987BEthernetLanProbewithAUIBenefits6J3457AQuadEthernetLanProbeBenefits7J3458AFastEthernetLanProbeBenefits7SpecificationsMatrix9MemoryAllocationsMatrix11Token-RingOverview12Description12J3911AMultiPortToken-RingLanProbeBenefits12SpecificationsMatrix13MemoryAllocationsMatrix14FDDIOverview15Description15J3320AFDDILanProbeTP-PMDBenefits15J3321BFDDILanProbeSASwithTelemetryBenefits16J3322BFDDILanProbeDASwithTelemetryBenefits16SpecificationsMatrix17MemoryAllocationsMatrix18WANOverview19Description19J3913AT1-SeriesWanProbeBenefits19J3914AE1-SeriesWanProbeBenefits19J3915AV-SeriesWanProbeBenefits19J3916AHSSIWanProbeBenefits19J3917AT3/DS-3WanProbeBenefits20J3934AE3WanProbeBenefits20SpecificationsMatrix20MemoryAllocationsMatrix21ATMOverview22Description22J3919AOC-3ATMProbeBenefits22J3972AOC-3PerformanceEnhancedATMProbeBenefits22J3920ADS-3ATMProbeBenefits22J3921AE3ATMProbeBenefits22J3988AOC-12ProbeBenefits23SpecificationsMatrix24MemoryAllocationsMatrix26AgentMIBSupportMatrix27OrderingInformation27AdditionalInformationReference33SalesOfficeListing33TableofContents3ManagingToday'sBusiness-CriticalNetworksToday'sinformationnetworksareanintegralcomponentofbusinesssuccessenablingenterprisestocreateacompetitiveadvantage.Thesebusiness-criticalnetworksareusedtogeneraterevenue,electronicallyordermaterials,issuepaymentstovendors,andfacilitateinternalandexternalcommunications.Inshort,theyareessentialtothedailyoperationofthebusiness.Giventheimportanceofthenetwork,mostcompaniesonlyhavelimitedinformationregardingtheperformanceandusageofthiscriticalbusinessasset.Formanycompanies,whathappensonthenetworkremainsamysteryandnetworkproblemsarefrequentlyhandledreactivelyratherthanproactively.AgilentNetMetrixproductshelptakethemysteryoutofnetworkperformancesothatnetworkproblemscanquicklybeisolatedandpotentialbottleneckscorrectedbeforetheyaffectend-userproductivity.AgilentNetMetrixsolutionsprovidethetoolsneededtohelpnetworkmanagers:xincreasenetworkavailabilitybyquicklyidentifyingtherootcauseofanetworkproblem,ximprovenetworkperformancebyrecognizingpotentialbottlenecksbeforetheybecomeaproblemandhelpingtunethenetwork,xmanagenetworkservicesbyhelpingcreateandmaintainnetworkservicelevelagreements,xreduceandcontrolnetworkcosts,andjustifynetworkexpenditures,andxextendthepowerofHPOpenViewNetworkNodeManager.Generatingthein-depthnetworkvisibilitydescribedaboverequiresavarietyofmedia-specificdatacollectiondevices.AgilentNetMetrixoffersawiderangeofpopularmediaprobesfordatacollectionincludingEthernet,FastEthernet,Token-Ring,FDDI,ATM,V-Series,HSSI,T1,T3/DS-3,E1andE3,OC-3candOC-12c.AgilentNetMetrixdatacollectorsarehigh-performancedevicesdedicatedtopassivelycollectingdetailednetworktrafficstatistics.Eachprobeusesastate-of-the-art,no-compromisedesigntoprovidethehighestperformancesolutionforthegivenmedia,ensuringthatdataisalwayscollected--evenduringtimesofnetworksaturation.Inaddition,NetMetrixdatacollectors:xhaveadedicatedhigh-speedprocessorwith32MBofmemory(manyexpandableto128)toprocessandstoretheinformationitcaptures,xmostconfigurationsareavailableinsingleandmulti-portconfigurations,ximplementtheRMON-1MIBaccordingtoRFC1757andRMON-2MIBaccordingtoRFC2021andRFC2074,xsupportNetMetrix'sExtendedRMONtechnologythatprovidesgreaterprotocoldetailandinformationforcorrelatingtime,hosts,andprotocolstatistics,xincludeextensionsforVLANprocessing,per-PVCdatacollection,physicallayerstatisticsandnetworklayerstatistics.xarerack-mountable,reducingthefootprintrequiredtomonitoracomplexnetwork,andxmostconfigurationsincludeatelemetryportthatallowsaseparatemonitoringnetworktobecreatedsothenetworkcanbemonitoredwithoutusinganyoperationalnetworkbandwidth.4ProductSummaryGuideDataCollectors4986BEthernetLanProbeTheAgilent4986BEthernetLanProbeisanRMON-1andRMON-2compliantSNMP-managedmonitorformanagingIEEE802.3Ethernetsegments.Moreinformationonthisproductcanbefoundonpage6.4987BEthernetLanProbewithAUITheAgilent4987BEthernetLanProbewithAUIisanRMON-1andRMON-2compliantSNMP-managedmonitorformanagingIEEE802.3Ethernetsegments.Moreinformationonthisproductcanbefoundonpage6.J3457AQuadEthernetLanProbeTheAgilentJ3457AQuadEthernetLanProbeisanRMON-1andRMON-2compliantSNMP-managedmonitorforEthernetnetworks.ItaddressesswitchedLANandothermultisegmentmonitoringapplicationsbyofferingfourmonitoringports.Oneofwhichisatelemetryinterfacethatprovidestheabilitytorestrictnetworkmanagem