Network initiated release assistance information

Abstract

A session management function (SMF) comprises one or more processors and memory. The memory stores instructions that, when executed by the one or more processors, cause the SMF to receive, from a network exposure function (NEF), a message comprising downlink data from an application server and for transmission to a wireless device, and a release assistance indicator (RAI), the RAI indicating, transmission of uplink data by the wireless device is expected subsequent to transmission of the downlink data and a release of a connection associated with the wireless device after the transmission of the uplink data, receive an indication that the uplink data is transmitted, and send, to an access and mobility management function (AMF) based on receiving of the indication, a release message indicating release of a non-access stratum connection associated with the wireless device, the release message comprising the RAI.

Dependencies are inferred from the claim text.