Lenovo System Update Solution Manual do Utilizador Página 21

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Chapter3.Configurations
Thischapterprovidesyouwithconceptualinformationandprocedurestoconfigureconnectivitysettings,
repositorylocations,andtheuserinterface.
Connectionconfigurations
SystemUpdateandUpdateRetrieversupportthreetypesofconnectivityconfiguration:directconnection,
staticproxyconnection,andautomaticconfigurationscript.
Directconnection
ThistypeofconfigurationisusedwhennoproxyisrequiredtoconnecttotheInternet.Itmeansthe
applicationcanconnectdirectlytotheLenovoHelpCenterservers.
Staticproxyconnection
SystemUpdateandUpdateRetrieversupporttwotypesofproxies,HTTP(HypertextTransferProtocol)
proxyandSOCKS(SocketSecurity)proxy.
ConnectionthroughHTTPproxy
Inthistypeofconfiguration,SystemUpdateandUpdateRetrieverconnecttoanHTTPproxyserverto
accesstheInternet.TheproxyserverconnectstotheLenovoHelpCenter.
Note:HTTPbasicandNTLM(NTLANManager)authenticationsaresupported.
Thefollowingelementsareobtainedfromthesystemconfiguration:
ProxyservernameorIPaddress
Proxyserverport
Theproxyservermightrequiretoauthenticateeachclientbeforeitcanbegrantedaccesstothe
Internet.Inthatcase,theendusermustadditionallyprovideausernameandpassword.Theuser
nameandpasswordvaluescanbesetfortheenduserbytheadministrator.
TheHTTPproxyauthenticator,anintegratedcomponentinSystemUpdate,displaysalogondialog
wheneverSystemUpdatedetectsthattheHTTPproxyserverneedstheendusertoprovideauser
nameandpasswordinordertosuccessfullyconnecttotheproxyserve.Afterprovidingthecorrect
usernameandpassword,theenduserwillbeauthenticatedtoconnecttotheHTTPproxyserver.
SOCKSauthenticationisnotsupported.
ConnectionthroughaSOCKSproxy
Inthistypeofconfiguration,SystemUpdateandUpdateRetrieverconnecttoaSOCKSserverand
thentheSOCKSserverconnectstotheLenovoHelpCenter.
Thefollowingelementsmustbeconfigured:
ServernameorIPaddress
Serverport
Note:OnlySOCKS4withoutauthenticationissupported.
Automaticconfigurationscript
ByenablingUseautomaticconfigurationscriptintheInternetExplorer®Webbrowser,SystemUpdate
andUpdateRetrievercanaccesstheInternetaccordingtotheautomaticconfigurationscriptfile.
ConfiguringSystemUpdate
ConfigurationsforSystemUpdatecanbedonethroughtheregistry,ActiveDirectory®,orthestart.reg
file.Ifyouareconfiguringjustonesystem,youcanusetheregistrytoconfigureSystemUpdate.Ifyou
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