# Configuring the Zone

Before you configure an anti-DDoS policy or AntiDDoS1820-N policy, add Zones to be protected by the anti-DDoS or AntiDDoS1820-N. The ATIC Management center provides refined and differentiated filtering and protection for different Zones.

Choose Defense > Policy Settings > Zone, and manage Zones.

Create | Click to add a Zone. For details, see Adding a Zone.
Modify | Click of the Zone to be modified, and modify the Zone. For the parameter description, see Adding a Zone.
Delete | NOTICE: Once the Zone is deleted, all the services, policies, packet-capturing tasks, diversion tasks, and baseline-learning tasks under the Zone will be deleted, and the Zone will be undeployed from all associated devices. Perform this operation with caution. Select the check boxes of multiple Zone accounts and click above the list to delete the selected collectors. Select the check box on the title bar and click above the list to delete all Zones.
Export | NOTE: Only the AntiDDoS supports this operation. The AntiDDoS1820-N does not support this operation. Select one or more Zones and click . On the Export Zone page, select Export content. Select Select device to select the AntiDDoS to be exported.
Export All | NOTE: Only the AntiDDoS supports this operation. The AntiDDoS1820-N does not support this operation. Click . On the Export Zone page, select Export content. Select Select device to select the AntiDDoS to be exported.
Import | NOTE: Only the AntiDDoS supports this operation. The AntiDDoS1820-N does not support this operation. Click to import defense policies in batches. The import dimensions are the same as the export dimensions. NOTE: The imported file must be an XML file exported from the ATIC. You can change the values of elements in the file, but cannot change the file structure.
View | Click the account or name of the Zone to be viewed for its basic information and IP address. Click Close to close the dialog box.
Search | Basic search On the upper right of the page, enter the account/name of the Zone to be searched for and click . The Zone that meets search criteria is displayed on the page. Advanced search Click Advanced Search. In the advanced search area that is displayed, set search criteria such as Account/Name, Type, or IP Address, and then click Search.

- Adding a Zone
  IP addresses protected by the AntiDDoS or AntiDDoS1820-N device are identified and grouped by adding a Zone. Then Zone-specific policies can be configured to achieve differentiated and hierarchical defense.
- Importing Zones in a Batch
  Importing Zones in a batch improves the efficiency of adding Zones. You can fill in a file based on the template and import the file to the ATIC Management center.
- Configuring Alarm Policies for a Zone
  Alarm policies vary with Zones.

Parent topic: Configuring Defense Policies (Outbound)

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