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1. (WO2018205131) SESSION MANAGEMENT METHOD AND SESSION MANAGEMENT FUNCTION NETWORK ELEMENT

Pub. No.:    WO/2018/205131    International Application No.:    PCT/CN2017/083586
Publication Date: Fri Nov 16 00:59:59 CET 2018 International Filing Date: Wed May 10 01:59:59 CEST 2017
IPC: H04L 29/08
Applicants: HUAWEI TECHNOLOGIES CO., LTD.
华为技术有限公司
Inventors: LI, Yongcui
李永翠
NI, Hui
倪慧
LI, Yan
李岩
Title: SESSION MANAGEMENT METHOD AND SESSION MANAGEMENT FUNCTION NETWORK ELEMENT
Abstract:
Disclosed are a session management method and a session management function network element. The session management method comprises: a session management function (SMF) network element learning whether a first condition is satisfied, wherein the first condition comprises a first position of a user equipment (UE) being outside a service area (SA) of a local area data network (LADN); and when the first condition is satisfied, the SMF network element stopping data transmission of an LADN packet data unit (PDU) session of the LADN, and the SMF network element retaining resources of the LADN PDU session.