exchange server 2003 sp2 簡體中文 CD ExchangeServer2003ServicePack2(SP2)offersnewfeaturesandimprovementstoExchangeServer2003.Newfeaturesincludesupportformobilityandmessagehygiene.Improvementshavebeenmadetoaddressperformanceandreliabilitywithpublicfoldersandwithdatabasesizerestrictions. Newformobilityisdirectpush,whichisanExchangetechnologythatmaintainsanopenconnectionbetweenthemobiledeviceandtheserver.Remotewipeisanothernewfeature,anditenablesadministratorstodeletesensitivedatafromalostorstolenmobiledevice.Otherfeaturesincludeglobaladdresslist(GAL)lookup,policyprovisioningwherebyadministratorscanmakesupportedpoliciesmoresecure,supportforcertificate-basedauthentication,useofS/MIMEtosignandencryptmail,andserver-basedsynchronizationofTasks. Anti-spamimprovementsareincludedinthereleaseoftheintegratedversion2ofMicrosoftExchangeIntelligentMessageFilter,andSenderID,whichisanindustry-standardframework.Version2ofIntelligentMessageFiltercontainssignificantimprovementsintheanti-spamareaforSP2. ForExchangeServer2003StandardEdition,thehard-codedlicensingdatabasesizelimithasbeenincreasedfrom16GBto75GB.Theadministratorcansetaprotectivedatabasesizelimit(preventunintentionaldatabasesizegrowth).Thedefaultvaluewillbe18GBinSP2forStandardEditionandthedefaultcanbechanged. Publicfoldersarenowmoremanageable.Administratorscannowtrackwhodeletedpublicfolders,stopandresumepublicfolderreplication,synchronizethepublicfolderhierarchy,propagateaccesscontrollist(ACL)changesthroughpublicfolderhierarchy,andpropagatereplicalistchangesthroughthepublichierarchy.Manyoftheimprovementsworktowardminimizingtheeffectofreplicationstorms. Thereisanewversionoftheofflineaddressbook(OAB4.0)thatfeaturesthereductionintheOABsize,differentialOABupdatefiles,indexingbasedonlocalesetting,andimproveddiagnosticlogging.