安全与速度的完美结合课件.ppt

1、Internet安全与速度的完美结合安全与速度的完美结合功能功能功能标准版标准版标准版企业版企业版企业版服务器的建置单机运作多机的集中管理原则的设定(policy support)服务器本机服务器阵列硬件支持4颗CPU无限制Web缓存缓存扩展性适合小型企业适合中大型企业分散式与阶层式缓存仅阶层式皆有统一的管理统一的管理Windows 2000 Active Directory整合有限完全多层次原则无有多服务器管理无有Microsoft ISA Server 2000标准版与企业版功能比较表标准版与企业版功能比较表 InternetISA ServerInternetISA Server防火墙

2、& 缓存,共同管理InternetISA #2ISA #1DMZ #1IntranetISA ServerISA Server ArrayLeased line orVPN connectionBranchMainInternetPacketlevelApplicationlevelCircuitlevelInternetInternal NetworkFirewallInternetInternal NetworkFirewallScreened HostFirewallInternetInternal NetworkPerimeter NetworkInternetInternalNetw

3、orkPerimeterNetworkFirewallFirewallWeb ServerI S Network可伸缩可伸缩,高性能的高性能的WEB缓存缓存InternetDNSInternet“”“ NetworkInternetlISA Server looks like a Web serverlInternally routes requests to multiple serversInternetInternetISAClientsInternetLONDON PropertiesCache DrivesLONDONOKCancelApplySet100Maximum cache

4、size (MB):Total disk space (MB):39064Total maximum cache size (MB):100DriveTypeDisk spaceFree spaceCache SizeSpecify the size of the cache.Tiered policy and flexible management integrates with Windows 2000 Active policy: Access rulesISA server namespaceCommon tasksIntrusionSystem eventViolationISAServerSuperior extensibility and customizabilitySecure, Fast Internet Connectivityhttp:/