METHOD FOR MANAGING SUBSCRIBER INFORMATION TO RESPOND TO NETWORK FAILURE, AND SUBSCRIBER INFORMATION SERVER

摘要

One embodiment of the present specification provides a method for managing subscriber information to respond to a network failure in a home subscriber server (HSS). The method can comprise the steps of: receiving a packet data network (PDN) failure indication; updating subscriber information related to a PDN on the basis of the PDN failure indication; and transmitting a message that indicates the update of the subscriber information.