Fecha de publicación: 18/07/2017 Fuente: Wipo "IOT" The invention provides a method of determining IOT (Internet Of Things) business. The method of determining IOT business includes the steps: a first node acquires the IOT capability information and/or IOT tendency information from a second node; and the first node determines the IOT behavior of UE according to the acquired IOT capability information and/or IOT tendency information. The invention also discloses a corresponding device of determining IOT business. The invention also discloses an IOT business behavioral control method and device, and a method and device of selecting a core network node. The method and device of determining IOT business, and the IOT business behavioral control method and device can effectively reduce the overhead of signaling resources and improve the utilization rate of resources.