Red Hat LINUX VIRTUAL SERVER 5.1 - ADMINISTRATION User Manual download pdf (Page 23)

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YoucanrunvSphereCommand‐LineInterface(vCLI)commandsfromthecommandlineofthesystemwhere

youinstalledthepackage,fromthevMAcommandline,andfromscripts.Eachcommandrequiresata

minimumthetargetservertorunthecommandon.Usersauthorizedtoruncommandsonthetarget

server

donothavetospecifyauthenticationinformation.Otherusersmustspecifyauthenticationinformation.

Thischapterincludesthefollowingtopics:

 “OverviewofRunningCommands”onpage 23

 “SpecifyingAuthenticationInformation”onpage 24

 “CommonOptionsforvCLIExecution”onpage 27

 “UsingvCLICommandsinScripts”onpage 29

Overview of Running Commands

YoucanrunvCLIcommandsinteractivelyorinscriptsinseveralways.

 OpenacommandpromptonaLinuxorWindowssystemonwhichyouinstalledvCLI.Entercommands

intothatcommandprompt,specifyingconnectionoptions.

 AccessthevMALinuxconsole.SetuptargetserversandrunvCLIcommandsagainstthetargetswithout

additionalauthentication.

 PreparescriptsthatcontainvCLIcommands.Thenrunthescriptsfromaremoteadministrationserver

thathasthevCLIpackageinstalledorfromthevMALinuxconsole.See“UsingvCLICommandsin

Scripts”onpage 29.

WhenyouruncommandsagainstanESXihost,youmustbeauthenticatedforthathost.When

yourun

commandsagainstavCenterServersystem,andyouareauthenticatedforthatsystem,youcantargetallESXi

hoststhatvCenterServermanageswithoutadditionalauthentication.See“SpecifyingAuthentication

Information”onpage 24.

Using the vSphere Command-Line

Interface

IMPORTANTIfanESXisystemthatyoutargetisinlockdownmode,youcannotrunvCLIcommandsagainst

thatsystemdirectly.YoumusttargetavCenterServersystemthatmanagestheESXisystemandusethe

--vihostoptiontospecifytheESXitarget.See“vCLIandLockdownMode”onpage 27.

CAUTIONIfyouspecifypasswordsinplaintext,youriskexposingthepasswordtootherusers.Thepassword

mightalsobecomeexposedinbackupfiles.Donotprovideplain‐textpasswordsonproductionsystems.

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Red Hat LINUX VIRTUAL SERVER 5.1 - ADMINISTRATION User Manual Page 23