SESSION DISASTER RECOVERY METHOD, AND DEVICE AND STORAGE MEDIUM

The embodiments of the present disclosure belong to the technical field of communications. Provided are a session disaster recovery method, and a device and a storage medium. The method comprises: receiving a first session establishment request, which is sent by an MME network element, and establishing, on the basis of the first session establishment request, a first communication link between a UPF network element and an SGW network element cluster, a second communication link between a PGW network element and the SGW network element cluster, and a third communication link between the MME network element and the SGW network element cluster; and when a primary SGW network element in the SGW network element cluster is disconnected, acquiring session data of the primary SGW network element, and taking, on the basis of a takeover SGW network element and the session data of the primary SGW network element, over a session of the primary SGW network element and performing session processing, wherein the takeover SG