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1. (WO2018196656) METHOD AND APPARATUS FOR INTEROFFICE TRANSFER OF USER NUMBER

Pub. No.:    WO/2018/196656    International Application No.:    PCT/CN2018/083353
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Wed Apr 18 01:59:59 CEST 2018
IPC: H04W 36/00
Applicants: ZTE CORPORATION
中兴通讯股份有限公司
Inventors: ZHOU, Shanchang
周山长
Title: METHOD AND APPARATUS FOR INTEROFFICE TRANSFER OF USER NUMBER
Abstract:
Provided are a method and an apparatus for interoffice transfer of a user number. The method comprises: receiving a switching request message sent by a source mobility management entity, the switching request message carrying a user number having subscribed a packet switch service; acquiring a serving gateway (SGW) address list; and, according to the user number having subscribed the packet switch service, selecting an SGW corresponding to the user number having subscribed packet switch service from the SGW address list.