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1、ArubaBasicTroubleshootingTrainingDavidNieSeniorArubaTACengineer,APACInformationGatheringv1.0.2-02/08TSInformationGatheringProcessCollectinformationaboutproblemIsitisolatedtoanindividual?MightbeadriverrelatedissueIsitisolatedtoageographicalarea?MightbeRForotherp
2、hysicallayerproblemIsitalogicalgroupproblem?MightbeaprovisioningorroutingproblemIsitisolatedtoanapplicationorSSID?CouldbearoutingorserviceissueIsitisolatedtoatimeofday?MightbeaFWorserviceissueWhatchanged?Don’taccept“Nothing!”asananswerDon’timmediatelydismisssee
3、minglyunrelatedsymptoms—sometimestheyaresubtlecluesthatmightbekeytoresolutionTroubleshootingZonesWirelessClientAccessPointBackendServersControllerIdentifywheretheproblemexists.-Driver-Supplicant-Phase1-5-APlocation-APstatus-APconfig-RADIUS-ActiveDirectory-DHCP-
4、Health-Connectivity-ConfigurationBasicGatheringLogicalnetworktopologyWhatdoesControllermodeluse?Master-only,Master-Local,Master-redundancyHowdoesControllerconnecttonetwork?Accessport,Trunkport,Port-channelWhatvlandoesuseruse?HowtogetIPaddress?L2uservlan,L3userv
5、lan,internalDHCPserver,externalDHCPserverHowtoauthenticate/authorizeuser?CPauth,MACauth,802.1Xauth(PEAP/MS-CHAPv2,EAP-GTC,EAP-TLSetc.)InternalDB,externalLDAPserver,externalRadiusserverWhatapplicationdoesuseruse?Dataaccess,VoiceHowdoesAPconnecttonetwork?L2connec
6、tion,L3connectionHowisAPassignedIPaddressandMaster-IPDHCP,DNS,manualconfigurationProblemdescriptionGatherlogs.tarfiletarlogstech-supportcopyflash:logs.tartftp:logs.tarTroubleshooting ArubaAPInfrastructureIssue: APDoesn’tBootv1.0.2–02/08Sym
7、ptoms:APDoesn’tBootAPnotdisplayedasregisteredwithcontrollerIncorrectAPcountdisplayedonswitchsummaryscreenAPlistedasdownonswitchsummaryAPdisplayswrongorincompleteparameterswithshowcommandsWLANlightnotonsolidGREENVerify:APStatus(Aruba2400)#showapdatabaseAPDatabas
8、e-----------NameGroupAPTypeIPAddressStatusFlagsSwitchIP----------------------------------------------AP65default65200.200.200.253Up2h:39m:8s200.200.200.2Flags:U=Unprovisione
