Title:
METHOD AND APPARATUS FOR POPULATING ALTERNATIVE PGW-C/SMF INFORMATION
Document Type and Number:
WIPO Patent Application WO/2023/217265
Kind Code:
A1
Abstract:
Embodiments of the present disclosure provide method and apparatus for populating alternative PGW-C/SMF information. A method performed by an access and mobility management function (AMF) in a first telecommunication system may comprise receiving alternative packet data network gateway control plane/Session Management Function (PGW-C/SMF) information from a first PGW-C/SMF or a second SMF. The method may further comprise sending the alternative PGW-C/SMF information to a mobility management entity, MME in a second telecommunication system.
Inventors:
YANG YONG (SE)
WANG CHUNBO (CN)
WANG CHUNBO (CN)
Application Number:
PCT/CN2023/093830
Publication Date:
November 16, 2023
Filing Date:
May 12, 2023
Export Citation:
Assignee:
ERICSSON TELEFON AB L M (SE)
LU YUNJIE (CN)
LU YUNJIE (CN)
International Classes:
H04W48/18; H04W24/04
Domestic Patent References:
| WO2021160715A1 | 2021-08-19 | |||
| WO2022084385A1 | 2022-04-28 |
Other References:
"3rd Generation Partnership Project; Technical Specification Group Core Network and Terminals; Restoration procedures; (Release 18)", 3GPP STANDARD; TECHNICAL SPECIFICATION; 3GPP TS 23.007, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. CT WG4, no. V18.0.0, 23 September 2022 (2022-09-23), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, pages 1 - 124, XP052210958
NOKIA, NOKIA SHANGHAI BELL, ERICSSON: "Restoration of PDN connections after a PGW-C/SMF change", 3GPP DRAFT; C4-205149, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. CT WG4, no. E-Meeting; 20201103 - 20201113, 26 October 2020 (2020-10-26), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051947181
NOKIA, NOKIA SHANGHAI BELL, ERICSSON: "Restoration of PDN connections after a PGW-C/SMF change", 3GPP DRAFT; C4-205149, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. CT WG4, no. E-Meeting; 20201103 - 20201113, 26 October 2020 (2020-10-26), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051947181
Attorney, Agent or Firm:
ZHONGZI LAW OFFICE (CN)
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