資源描述：
《cisco 數(shù)據(jù)中心交換機(jī)nexus 7000命令簡介》由會(huì)員上傳分享，免費(fèi)在線閱讀，更多相關(guān)內(nèi)容在教育資源-天天文庫。
1、ChinaCacheNexus7000操作交流Nov.2013LixueningConfigurationFundamentalsCiscoNX-OSandCiscoIOSSoftwareDifferencesInCiscoNX-OS:WhenyoufirstlogintotheNX-OS,yougodirectlyintoEXECmode.Bydefault,theadminuserhasnetwork-adminrightsthatallowfullread/writeaccess.TheCisc
2、oNX-OSusesafeaturebasedlicensemodel.TheCiscoNX-OShastheabilitytoenableanddisablefeaturessuchasOSPF,BGP,etc…usingthefeatureconfigurationcommand.Configurationandverificationcommandsarenotavailableuntilyouenablethespecificfeature.Interfacesarelabeledinthec
3、onfigurationasEthernet.Therearen’tanyspeeddesignations.TheCiscoNX-OSsupportsVirtualDeviceContexts(VDCs),whichallowaphysicaldevicetobepartitionedintologicaldevices.Whenyoulogintotheconsoleport,youareinthedefaultVDC(VDC1).TheCiscoNX-OShastwopreconfiguredV
4、RFinstancesbydefault(management,default).ThemanagementVRFisappliedtothesupervisormoduleout-of-bandEthernetport(mgmt0),andthedefaultVRFinstanceisappliedtoallotherI/OmoduleEthernetports.Themgmt0portistheonlyportpermittedinthemanagementVRFinstanceandcannot
5、beassignedtoanotherVRFinstance.CiscoNX-OSandCiscoIOSSoftwareDifferencesSSHv2server/clientfunctionalityisenabledbydefault.TELNETserverfunctionalityisdisabledbydefault.(TheTELNETclientisenabledbydefaultandcannotbedisabled.)VTYandAuxiliaryportconfiguration
6、sdonotshowupinthedefaultconfigurationunlessaparameterismodified(TheConsoleportisincludedinthedefaultconfiguration).TheVTYportsupports32simultaneoussessionsandthetimeoutisdisabledbydefaultforallthreeporttypes。TheConsoleandVTYportsalwaysprompttheuserforau
7、sername/passwordpairforauthenticationbeforegrantingaccesstotheCLI.TheCiscoIOSappliesthelogincommandtotheConsoleandVTYportsbydefaulttoenablepasswordauthentication(Ifthenologincommandisapplied,ausercangainaccesswithoutapassword.).Ausercanexecuteshowcomman
8、dsinconfigurationmodewithoutusingthedocommandasinCiscoIOSSoftware.Whenexecutingashowcommand,auserhasseveralmoreoptionswhenusingthepipe(
9、)optionsuchasgrepforparsingtheoutput,perlforactivatingascript,andxmltoformattheoutputfornetwo
