Method, system, mobility management entity and storage device for maintaining business continuity
A technology for managing entities and storage devices, applied in electrical components, wireless communications, etc., can solve problems such as poor user experience, loss of MME, and lack of user context information in MME, and achieve the effect of improving user experience
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Embodiment 1
[0043] see figure 2 , this embodiment provides a method for maintaining business continuity, including:
[0044] 101: When the first mobility management entity fails, acquire first identification information and second identification information, where the first identification information is identification information of a storage device, and the storage device is used to store the current status of the first mobility management entity. The first bearer context information of the session, the second identification information is the identification information of the user equipment in the connected state served by the first mobility management entity;
[0045] 102: Acquire, from the storage device corresponding to the first identification information, the first bearer context information of the current session corresponding to the user equipment according to the second identification information;
[0046] 103: Establish a bearer for the user equipment according to the first b...
Embodiment 2
[0094] see Figure 5 , this embodiment provides a system for maintaining service continuity, the system includes: a storage device 41 and a mobility management entity 42;
[0095] The storage device 41 is configured to back up the first bearer context information of the current session of the first mobility management entity, and receives the restore context request sent by the mobility management entity 42, the restore context request carrying the context information served by the first mobility management entity and send the first bearer context information corresponding to the identification information to the mobility management entity 42; the first bearer context information is corresponding to one or more user equipments in the connected state served by the MME The bearer context information of the current session.
[0096] The specific process of backing up the first bearer context information is as follows:
[0097] The storage device 41 receives the establishment (o...
Embodiment 3
[0104] see Figure 7 , this embodiment provides a mobility management entity 42, including: an identification information acquisition module 421, a context acquisition module 422, and a service continuity maintenance module 423; wherein,
[0105] The identification information acquiring module 421 is configured to acquire first identification information and second identification information when the first mobility management entity fails, the first identification information is identification information of a storage device, and the storage device is used to store the first identification information First bearer context information of a current session of a mobility management entity, where the second identification information is identification information of a user equipment in a connected state served by the first mobility management entity;
[0106] A context obtaining module 422, configured to obtain, from the storage device corresponding to the first identification inf...
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