When all services are allocated according to the user group, account number and terminal IP address range, if the same service is assigned to the user group, account number and terminal IP address range (except the announcement service), the business assigned by the highest priority will take effect.
About the order of priorities, which of the following is correct?

URL filtering, remote classification list provided and maintained by a third-party classification servers, devices can be synchronous updated automatically or manually from third-party classification servers.