METHOD FOR UPDATING PDU SESSION AND NETWORK SIDE DEVICE

A method of updating a PDU session and a network-side device are provided. The method includes: after a User Equipment UE moves across PLMNs or across systems, determining that the UE has a first PDU session of which an anchor SMF is not in a current PLMN; determining a Session Management Function V...

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Bibliographic Details
Main Author WANG, Hucheng
Format Patent
LanguageEnglish
French
German
Published 07.02.2024
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
WIRELESS COMMUNICATIONS NETWORKS
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Summary:A method of updating a PDU session and a network-side device are provided. The method includes: after a User Equipment UE moves across PLMNs or across systems, determining that the UE has a first PDU session of which an anchor SMF is not in a current PLMN; determining a Session Management Function V-SMF in a Visited Public Land Mobile Network VPLMN for the first PDU session, and updating the first PDN session by using the V-SMF.
Bibliography:Application Number: EP20180904589