METHOD AND APPARATUS FOR SUPPORTING SESSION AND SERVICE CONTINUITY MODE SELECTION

Title:

METHOD AND APPARATUS FOR SUPPORTING SESSION AND SERVICE CONTINUITY MODE SELECTION

Document Type and Number:

WIPO Patent Application WO/2021/088894

Kind Code:

A1

Abstract:

Provided in embodiments of the present application are a method and apparatus for supporting session and service continuity mode selection. The method comprises: a first network element acquires a session and service continuity mode supported by a user equipment when the user equipment establishes a first session of a first network; the first network element acquires subscription information of the user equipment in a second network during the process of switching the user equipment from the first network to the second network, the subscription information comprising the session and service continuity mode subscribed by the user equipment; and the first network element determines a session and service continuity mode used by the user equipment after switching to the second network according to the session and service continuity mode supported by the user equipment, the subscription information and a local policy.

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Inventors:

TANG WEIJIE (CN)

Application Number:

PCT/CN2020/126571

Publication Date:

May 14, 2021

Filing Date:

November 04, 2020

Export Citation:

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Assignee:

ZTE CORP (CN)

International Classes:

H04W8/18

Domestic Patent References:

WO2019137521A1

2019-07-18

Foreign References:

CN108513726A	2018-09-07
CN110149651A	2019-08-20
US20170274900A1	2017-09-28

Other References: