Fish & Richardson P.C.
Method and apparatus for supporting user's mobility over a local area data network
A session management method and a session management function network element are provided. The session management method includes: learning, by a session management function SMF network element, of whether a first condition is met, where the first condition includes: a first location of user equipment UE is outside a service area SA of a local area data network LADN; and in response to determining that the first condition is met, stopping, by the SMF network element, data transmission of an LADN packet data unit PDU session of the LADN, and maintaining, by the SMF network element, a resource of the LADN PDU session.
Huawei Technologies Co., Ltd.
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Hui Yan Yongcui
Ni Li Li