This topic describes the names and sources of an IP address whitelist for ApsaraDB for MongoDB. After you create an ApsaraDB for MongoDB instance, it has a default IP address whitelist. While you perform operations such as configuring data migration, more whitelists are generated.

IP address whitelists
Note You can open the Whitelist Settings page by following the instructions provided in Configure a whitelist for an ApsaraDB for MongoDB instance.
IP address whitelist name Source
default The default IP address whitelist. You cannot delete it.
ddsdts The IP address whitelist automatically generated when you migrate your ApsaraDB for MongoDB instance. It contains the IP addresses of DTS servers.
Note While you migrate data, do not delete this IP address whitelist. Otherwise, data migration fails.