资源描述：
《hp_openview网络管理软件简介》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、NetworkManagementPresentationHPOpenviewOpenViewNetworkNodeManager(NNM)OpenView NetworkNodeManagerOverviewHowitworksCapabilitiesTechnicalandbusinessbenefitsSummaryNetworkmanagementtoolProactivenetworkmanagementProvidesasolidsolutionformanagingdynamicIPnet
2、worksNNMisstartingpointforimplementinganetworkmanagementsolutionOverviewNetworkNodeManagerWhatdoesitdo?DynamicallymapsoutyournetworkCollectscriticalinformationaboutyounetworkCorrelatestheinformationitcollectMaintainsarelationaldatabaseProvidesreportgener
3、ationHowdoesitwork?NNMusesseveralprotocolstomaintaincommunicationwitheachmanageddeviceSNMPv1,SNMPv2TCP/IP,IPXUDPICMPARP/RARPSNMPNetworkMgmtModelManagerAmanagerisanapplicationthatexecutesnetworkmanagementoperationsThemanagermonitorsandcontrolsagentsystems
4、SNMPagentResidesonamanagednodeAnapplicationthatactsonbehalfofanobjectObjectAnythingthatwillbemanagedHost,router,hub,application,databaseManager-AgentCommunicationthroughSNMPManagerAgentMIBSNMPRequestwithCommunityNameRetrieve(get)managementinformationAlte
5、r(set)managementinformationSNMPRepliesSNMPTrapsAutomaticDiscoveryandLayoutAllIPandLevel2devicesonthenetworkareautomaticallydiscoveredandmappedIPXdevicesarealsodiscoveredMapisalogicalrepresentationofyournetworkAutomaticdiscoverymaytakeseveralhoursorevenov
6、ernightExampleofnetworkdiscoveryandlayoutNetworkDiscovery(cont’d)NNMdiscoversthefollowingobjectsandputthemonthedefaultmapInternet-levelsubmapIPnetworks,gateways,routersandmultihomedworkstationsNetwork-levelsubmapsBus,starandringsegmentsSegment-levelsubma
7、psHosts,gateways,routers,switches,hubs,andbridgesNode-levelsubmapsNetworkinterfacecardsTypicalSubmapHierarchyDistributedInternetDiscoveryandMonitoring(DIDM)LargenetworksmayrequirethisdistributedmodelSpreadsdiscovery,monitoring,andpollingacrossseveralNetw
8、orkNodeManagersactingascollectionstationsCollectionstationsmonitorsomeportionofthenetworkandinformthemanagementstationofchangesDIDM(cont’d)NNMcanserveasamanagementstation,acollectionstation,orbothManagementstationsRoleisto
