Invention Grant
- Patent Title: Method and apparatus for determining source SGSN
- Patent Title (中): 用于确定源SGSN的方法和装置
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Application No.: US14466049Application Date: 2014-08-22
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Publication No.: US09532277B2Publication Date: 2016-12-27
- Inventor: Xiaoying Xu , Dong Chen , Liwei Qiu , Xiaobo Wu
- Applicant: Huawei Technologies Co., Ltd.
- Applicant Address: CN Shenzhen
- Assignee: Huawei Technologies Co., Ltd.
- Current Assignee: Huawei Technologies Co., Ltd.
- Current Assignee Address: CN Shenzhen
- Priority: CN201210044488 20120224; CN201210337796 20120913
- Main IPC: H04W36/00
- IPC: H04W36/00 ; H04W8/06 ; H04W8/02 ; H04W60/00
Abstract:
Embodiments of the present invention provide a method and an apparatus for determining a source SGSN. The method for determining a source SGSN includes: obtaining addressing information of a source SGSN through a NAS message sent by a UE; and sending the addressing information of the source SGSN to a target MME or a target SGSN, so that the target MME or the target SGSN determines the source SGSN according to the addressing information of the source SGSN. The embodiments of the present invention may ensure that an MSC obtains latest addressing information of a source SGSN of a UE, so that a target MME or a target SGSN obtains prepare bearer information of the UE from a correct source SGSN.
Public/Granted literature
- US20140362827A1 METHOD AND APPARATUS FOR DETERMINING SOURCE SGSN Public/Granted day:2014-12-11
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