chapter_01_走进计算机技术世界[1]

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1、Chapter9NetworkManagementComputerNetworking:ATopDownApproachFeaturingtheInternet,3rdedition.JimKurose,KeithRossAddison-Wesley,July2004.1NetworkManagementChapter9:NetworkManagementChaptergoals:introductiontonetworkmanagementmotivationmajorcomponentsInternetnetwor

2、kmanagementframeworkMIB:managementinformationbaseSMI:datadefinitionlanguageSNMP:protocolfornetworkmanagementsecurityandadministrationpresentationservices:ASN.12NetworkManagementChapter9outlineWhatisnetworkmanagement?Internet-standardmanagementframeworkStructureofMan

3、agementInformation:SMIManagementInformationBase:MIBSNMPProtocolOperationsandTransportMappingsSecurityandAdministrationASN.13NetworkManagementWhatisnetworkmanagement?autonomoussystems(aka“network”):100sor1000sofinteractinghardware/softwarecomponentsothercomplexsystem

4、srequiringmonitoring,control:jetairplanenuclearpowerplantothers?"Networkmanagementincludesthedeployment,integrationandcoordinationofthehardware,software,andhumanelementstomonitor,test,poll,configure,analyze,evaluate,andcontrolthenetworkandelementresourcestomeetthere

5、al-time,operationalperformance,andQualityofServicerequirementsatareasonablecost."4NetworkManagementInfrastructurefornetworkmanagementagentdataagentdataagentdataagentdatamanageddevicemanageddevicemanageddevicemanageddevicemanagingentitydatanetworkmanagementprotocolde

6、finitions:manageddevicescontainmanagedobjectswhosedataisgatheredintoaManagementInformationBase(MIB)managingentity5NetworkManagementNetworkManagementstandardsOSICMIPCommonManagementInformationProtocoldesigned1980’s:theunifyingnetmanagementstandardtooslowlystandardize

7、dSNMP:SimpleNetworkManagementProtocolInternetroots(SGMP)startedsimpledeployed,adoptedrapidlygrowth:size,complexitycurrently:SNMPV3defactonetworkmanagementstandard6NetworkManagementChapter9outlineWhatisnetworkmanagement?Internet-standardmanagementframeworkStructureof

8、ManagementInformation:SMIManagementInformationBase:MIBSNMPProtocolOperationsandTransportMappingsSecurityandAdministrationASN.17NetworkMana