ConceptsNetwork Address TranslationPacket Filtering and Application Layer FilteringCachingClient TypesISA Server Firewall PoliciesInstalling ISA Server 2004Installing the Firewall ClientAdding the Firewall Client to Client ApplicationsDeploying the Firewall ClientAdministering ISA Server 2004Changing Your Broadband or Dial-Up ConnectionEnabling or Disabling Services Through the ISA ServerEnabling or Disabling Web ServicesEnabling L2TP With ISA Server 2004Advanced ConfigurationCreate Firewall Policy RulesRecommended Initial Configuration StepsBacking Up the ISA Server ConfigurationImport, Export, Backup, and RestoreMonitoring ISA ServerSummary