N5973A IFT Automation for Verizon Wireless Compliance Test

Accelerate testing and reporting to Verizon Wireless Compliance Test Plans

Agilent N5973A IFT Automation forVerizon Wireless Compliance Test PlansTechnical Overview

Simplify Your Verizon Wireless Compliance Test Process• VerizonWireless-listedtest

solution

• Repeatabletestexecutionandreporting

• IncludesIMS-SIPserverand client,supportingbothIPv4 andIPv6

• BuildsonAgilentIFTsoftware andisexpandabletoother test plans

• SupportsAgilent’sestablished8960andPXTtestsets

Developersandoperatorsareincreas-ingtheirfocusontestingthereal-worldperformanceofuserequipment(UE)beforedeployingthedevicesonlivenetworks.Whileconformancetest is necessary, it is not sufficient to determinetheuserexperienceduringdifferenthandoversanduserscenarios.

Testinghandoversbetweendifferentradioaccesstechnologies(RAT)isbecomingincreasinglyimportantintheverificationofLTEUE.WhenoutoftheLTEserviceareatheUEtypi-callyrevertstothenetwork’s2Gor3Ginfrastructure.Forapositiveend-userexperience,theUEneedstotransitionsmoothlybetweenthesetechnologies.

Additionally,deliveringvoiceservicesonall-IPnetworkssuchasLTE(i.e.IMS-VoIPorVoLTE)presentsarealchallengetodevelopersandproviders.Ensuringactualcustomerexperiencemeetsorexceedstheserviceusershavecometoexpectoncircuit-switchedsystemsiscritical.

TheAgilentN5973Aautomationscripts implement Verizon Wireless ComplianceTestPlansinAgilent’sinteractivefunctionaltest(IFT)software.UsedinconjunctionwithAgilentPXTand8960(E5515C/E)wirelesscommunicationstestsets,thesolutionbringsreal-worldnetworktestscenariosintothelabenvironment.

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Efficientlytestand report results• Drag-and-dropenvironment forsequencingpre-defined test cases into test plans

• CustomizableUEcontrol• Generatedresultsreportedto aVerizonWireless-approvedformat

Anticipate increasing UE performance demands NetworkoperatorsaremotivatedtoensurethatperformanceofUEontheirnetworkresultsinapositiveend-userexperience.Whilesignalingconfor-mancetestaddressescertainaspectsof functionality, operators typically wanttoconductmorerepresentativeperformancetestingunderdifferentnetworkconditions.ExamplesincludeverifyingtheUEbehavesasexpectedafterabasestationsignalislostorwhenmovingbetweendifferentbasestations,andinmaintaininganactivedataconnectionthroughInterRAThandoverssuchasLTEto3G.Thesereal-worldusescenariossupplementtraditionalconformancetestandarecommonlyformalizedintooperator-specifictestplans,requiringUEbesubjectedtodemandingcompliancetestingbeforebeingapprovedforuseonanoperator’snetwork.

Accelerate design and verification test cycles AgilenthasdevelopedanumberoftestscriptsbasedontheVerizonWirelessrequirementsforcompliancetest.Ourmeasurementknowledgeandexperienceoftestingisbuiltintothepre-definedtestcases,soyoudonothavetodealwiththecomplexityassociatedwithtestdevelopment,instrumentcontrol,anddatamanage-ment.

Ourtestsoftwareallowsyoutocreateyourowntestplansinadrag-and-dropenvironment.Youcanruntestsunattendedandprogressrapidlytodeployment,providingreliable,repeat-ablemeasurementsandautomaticallygenerating measurement reports to a VerizonWireless-approvedformat.

Achieve compliance testing to Verizon Wireless test plans TheAgilentN5973AIFTautomationfortheVerizonWirelesscompliancetestplanallowsyoutofocusontest-ingtotheVerizonWirelesscompliancestandardswithouthavingtocreatecomplexcodeorprogramtestequip-ment.Developedspecificallyforengi-neersengagedindesignverificationofLTEUEforuseonVerizonWirelessnetworks,thissolutionsupplementsyourwirelesstestingexpertisewithAgilentexperienceandmeasurementknowledge.ThreeoptionsarecurrentlyavailablespecificallyfortestingtoVerizon Wireless compliance plans: N5973A-1FPCDMAInterRATopera-tions,N5973A-2FPCDMAInterRAToperationssimultaneousvoiceanddata,andN5973A-4FPIMSVoIP.

Get ahead faster Agilentprovidesstart-upassistanceservicestohelpyoulearnandharnessthepoweroftheN5973Asoftwareproducts.Onedayofstart-up assistanceismandatoryforthefirst-timepurchaseoftheN5973A.Additionaldaysofstart-upassistanceorproductivityassistancecanbeorderedifrequired.

Keep your test plans productive and currentSoftwareandtechnicalsupportcon-tracts(STSCs)entitleyoutosoftwareupdatesandfeatureenhancements,aswellasdirectaccesstotechnicalexperts.Thesecontractsaredesignedtoincreaseyourproductivitybydeliv-eringsoftwareupdatesandprovidingaformaltechnicalsupportchannelforanyoperationaldifficultiesyoumayencounter. OurtechnicalsupportengineersareexpertsontheN5973Atestplansandrelatedhardware.Theyhaveinstantaccesstosoftwareandtestsetsenablingthemtoresolveyourissuesquickly.Agilentwillinvestigateallsoft-waredefectsandoperationalproblemsreportedthroughthetechnicalsupportchannel.Uponcompletionoftheinves-tigation,wewilladviseyouofpossiblesolutionsorfunctionalalternatives.Wherepossible,Agilentwillprovidesoftwarereleasestoaddressproblemscausedbydefectsinthesoftware. TheN5973ASSTSCcoversallautoma-tionscriptsyouhavepurchasedfortheN5973AandalsoprovidesyouwithupdatestotherelatedIFTandIMS-SIPsoftware.Contractsrunforafixedperiod,usuallyoneyear.AnSTSCwillberequiredforeachPConwhichyouarerunningN5973Aautomationscripts.

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Figure 1. Schematic showing Agilent test implementation of Verizon Wireless InterRAT test plan

Support for Agilent’s established 8960 and PXT test setsLTE,cdma2000®(eHRPDand1xRTT)basestationemulationisachievedusingtheAgilentPXTand8960wire-lesscommunicationtestsets.Alreadyestablishedintheworldof2G,3G,and4Gperformanceandconformancetest,theseleadingtestsetsnowsupportbothIPv4andIPv6addressing,neigh-borcelladvertisement,andthe

requiredsecurityconfigurationtoimple-menttheVerizonWirelesstestplan.ThePXTincludesanemulationoftheevolvedpacketcore(EPC)—anall-IPmobilecorenetworkrequiredby3GPPinthestandardsforLTE.

PC with Agilent IFT, test scripts, logging, and SIP client

Agilent 8960

1x RTT

(optional)

Agilent 8960

eHRPD

SIP client

PC with AgilentIMS-SIP client

and server

Compliance test scripts

System & UE control

Protocol logging

SIP client

LTE Agilent PXT

Evolved packet core

IMS-SIP server

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Automated IMS-SIP server and client AgilenthasdevelopedanIMS-SIPserverandclientspecificallyforthepurposeofUEtesting.TheserverandclientsupportbothIPv4andIPv6communicationprotocolsandareusedtoexchangeSMSmessageswiththeUE.

Bothserverandclienthaveanappli-cationprogramminginterface(API)sotheycanbefullyautomatedineachoftherelevanttestcasestotriggeractionsandrecordoutcomes.

TheIMS-SIPserverimplementationincludesacallflowlogandladderdiagramtocaptureandrepresentthehandshakingbetweenserverandclient.Thisisusedtoverifyoperationandaiddebugging.

Figure 2. IMS-SIP client showing connection settings and results log

Figure 3. IMS-SIP server showing call flow diagram

AgilentgivesyougreaterconfidenceinyourLTEdesigns.WedothisbyprovidinggreaterinsightintocomplexLTEtechnology,evolvingLTEstandardsandhowtotesttothem,anddeeperinsightintotherootcausesofyourdesignproblems.

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Get protocol logs for verification and debug SoftwaretoolsavailableforthePXTand8960provideloggingofprotocolexchangesbetweenthetestsetandtheUE.ThelogsareinvaluableforverifyingcorrectoperationofUEagainstthetestplanandprovidinguserspowerfuldebuggingcapabilitywhentestoutcomesdeviatefromtheexpectedresults.

Verizon Wireless validates Agilent implementation of compliance test plansAgilentsolutionsarebeingvalidatedforanumbertheVerizonWirelessComplianceTestPlans.TheAgilentN5973AIFTautomationscriptsfortheVerizonWirelesscompliancetestplanisexclusivelyavailabletoVerizonWireless-approvedcustomers.

TheN5973AislistedintheVerizonWirelessDeviceTestEquipmentdata-baseatwww.vzw.docs.com,whichisaccessibletoauthorizedusers.

Figure 5. Example test report, in the Verizon Wireless-approved format

Figure 4. Protocol logging and analysis software assists verification and debug

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Configuration informationInteractive functional test software• N5973A-1FPIFTscriptsforLTE-CDMAInterRAToperations• N5973A-2FPIFTscriptsforLTE-CDMAInterRAToperations,simultaneousvoiceanddata(requirespresenceof-1FP)• N5973A-4FPIFTscriptsforLTE-IMSVoIP• N5973ASsoftwareandtechnicalsupportcontract• PS-S20startupassistance• PS-S10remotescheduledproductivityassistance(optional)

Thefollowingsoftwaremustalsobeinstalled• N5972Ainteractivefunctionaltestsoftware• E6966AIMS-SIPserveremulator (bothareautomaticallyenabledbytheN5973A;noseparatepurchaseisnecessary)

LTE cell (including EPC emulator)• E6621APXTwirelesscommunicationstestsetwithOptions2D2and503or506• N6050ASLTEmobiletestsoftware:softwareandtechnicalsupportcontract• N6050A-7FPLTEFDDbasestationemulation• N6052A-1FPLTEenhancedBSEandIPdatatest• N6061ALTEprotocolloggingandanalysis

cdma2000 eHRPD cell• E5515CorE5515E8960wirelesscommunicationtestsetwithOption003• E6706E(orlater)1xEV-DOlabapplication• E6720A-006annualcontractfor1xEV-DO• E6584Awirelessprotocoladviser

cdma2000 1xRTT cell (required for the majority, but not all tests)• E5515CorE5515E8960wirelesscommunicationtestsetwithOption003• E6702E(orlater)cdma2000labappliation• E6720A-002annualcontractforcdma2000

PC requirements for running IFT, protocol loggingHardware/operatingsystem• 1.8GHzPentiumdualcoreprocessororbetter• Windows 7ProfessionalorWindows7Enterprise• 2GBRAM• 2GBofavailableharddiskspace• LANport• 2availableUSBports• PortforcontrollingUE(e.g.additionalUSB)• Oneinstalled,configured,andtestedAgilentTechnologiesorNationalInstrumentsIEEE488.2GPIBinterface

Software• MicrosoftInternetExplorerversion6.0orlater• MicrosoftExcelversion2007orlater• ThelatestversionofVISA(virtualinstrumentsoftwarearchitecture)fromthemanufacturerofyourGPIBinterfaceOptional:VisualStudio2010isrequiredforchangingUEinterfaceprojectandforscriptmodification

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For more informationOntheN5973A:www.agilent.com/find/N5973AOnIFTandassociatedproducts:www.agilent.com/find/IFTOnthePXTandassociatedproducts:www.agilent.com/find/PXTOnthe8960andassociatedproducts:www.agilent.com/find/8960OnAgilentLTEsolutions:www.agilent.com/find/LTE

PC requirements for running IMS-SIP serverHardware/Operatingsystem• 1.8GHzPentiumdualcoreprocessororbetter• Windows7ProfessionalorWindows7Enterprise• 2GBRAM• 2GBofavailableharddiskspace• LANport• 1availableUSBport

Miscellaneous items• VerizonWirelesstestUICC(availablefromGemaltoonlywithVerizonWirelessapproval)

• Agilent82357B(orsimilar)USB/GPIBinterface• 8-wayGigabitLANswitch/hub,LANcables• Three6-dBRFsplitters/combiners• RFcables

cdma2000isaregisteredcertificationmarkoftheTelecommunicationsIndustryAssociation.LTELogoandLTE-AdvancedLogoaretrademarksofETSI.

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©AgilentTechnologies,Inc.2012-2014PublishedinUSA,January29,20145990-9071E