You can configure the firewall to retrieve the External Dynamic List from the web server on an hourly, daily, weekly, or monthly basis. If you have added or deleted IP addresses on the list and need to trigger an immediate refresh, use the following process:
Retrieve an External Dynamic List
To retrieve the list on demand, select Objects > External Dynamic Lists.
Select the list that you want to refresh, and click Import Now. The job to import the list will be added to queue.
To view the status of the job in the Task Manager, see Manage and Monitor Administrative Tasks.

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