Patent attributes
This application provides a communication method, an apparatus, and a system. The method includes: receiving, by a first management unit, a network component notification message sent by a second management unit, where the network component notification message carries tenant service instance information and status information of a network component, the tenant service instance information is corresponding to the status information of the network component, and the status information includes fault information and/or performance information; and determining, by the first management unit, status information of a network slice instance based on the network component notification message, where the status information of the network slice instance is corresponding to the tenant service instance information, and the network slice instance includes the network slice component. The communication method in embodiments of this application can improve network slice management efficiency.