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Microsoft Press mcts 70 642 configuring windows server 2008 network infrastructure phần 7

Được xác định trước Một nguyên tắc điều khiển các kết nối cho một thành phần Windows, chẳng hạn như File, Active Directory Domain Services Printer Sharing, Remote Desktop. Thông thường, Windows cho phép các quy tắc tự động. ❑ Tuỳ chỉnh Một nguyên tắc có thể kết hợp chương trình và thông tin. | 380 Chapter 8 Configuring Windows Firewall and Network Access Protection Predefined A rule that controls connections for a Windows component such as Active Directory Domain Services File And Printer Sharing or Remote Desktop. Typically Windows enables these rules automatically. Custom A rule that can combine program and port information. 3. Complete the following page or pages which vary depending on the rule type you selected. Click Next. 4. On the Action page select one of the following options and then click Next. Allow The Connection Allows any connection that matches the criteria you specified on the previous pages. Allow The Connection If It Is Secure Allows connections that match the criteria you specified on the previous pages only if they are protected with IPsec. Optionally you can select the Require The Connections To Be Encrypted check box which requires encryption in addition to authentication. Selecting the Override Block Rules check box configures the rule to take precedence over other rules that might prevent a client from connecting. If you select this rule type the wizard will also prompt you to select users and computers that are authorized to establish this type of connection. Block The Connection Drops any connection attempt that matches the criteria you specified on the previous pages. Because inbound connections are blocked by default you rarely need to create this rule type. However you might use this action for an outbound rule if you specifically want to prevent an application from initiating outgoing connections. 5. On the Profile page choose which profiles to apply the rule to. For servers you should typically apply it to all three profiles because servers are typically continually connected to a single network. For mobile computers in domain environments you typically need to apply firewall rules only to the Domain profile. If you do not have an Active Directory domain or if users need to use the firewall rule when connected to their .