Title:
SESSION SWITCHING METHOD, DEVICE AND SYSTEM
Document Type and Number:
WIPO Patent Application WO/2019/096318
Kind Code:
A1
Abstract:
Provided in an embodiment of the present application are a session switching method and device and a system, to solve the problem that an existing PDN connection cannot be switched to a PDU session. The method comprises: determining, by a first device, corresponding network slice information when a PDN connection is switched to a 5G network; and sending to a mobility management entity the corresponding network slice information when the PDN connection is switched to the 5G network. The embodiment of the present application is used for a session switching process.
Inventors:
JING HAO (CN)
ZONG ZAIFENG (CN)
ZONG ZAIFENG (CN)
Application Number:
PCT/CN2018/116279
Publication Date:
May 23, 2019
Filing Date:
November 19, 2018
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04W48/18
Domestic Patent References:
| WO2017063708A1 | 2017-04-20 |
Foreign References:
| CN106851589A | 2017-06-13 | |||
| CN106982458A | 2017-07-25 |
Other References:
QUALCOMM INCORPORATED: "OI#4b - TS 23.501: Interworking between Slicing in 5GC and EPC", 3GPP SA WG2 MEETING #S2-123 S2-177080, 27 October 2017 (2017-10-27), XP051347036
NTT DOCOMO ET AL.: "TS 23.501: Network Slicing Interworking with EDecor", 3GPP SA WG2 MEETING #122BIS S2-176639, 25 August 2017 (2017-08-25), XP051335948
NTT DOCOMO ET AL.: "TS 23.501: Network Slicing Interworking with EDecor", 3GPP SA WG2 MEETING #122BIS S2-176639, 25 August 2017 (2017-08-25), XP051335948
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