A method includes generating verification information based on a to-be-configured device, where an association relationship exists between the verification information and service configuration information of the to-be-configured device; sending the verification information to the to-be-configured device; receiving a registration request from the to-be-configured device, where the registration request includes the verification information; and performing verification on the to-be-configured device based on the verification information, and sending the service configuration information of the to-be-configured device to the to-be-configured device.