CN101730306B - Base station transport address alteration notification method, system, mobile management entity and base station - Google Patents
Base station transport address alteration notification method, system, mobile management entity and base station Download PDFInfo
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- CN101730306B CN101730306B CN 200810171140 CN200810171140A CN101730306B CN 101730306 B CN101730306 B CN 101730306B CN 200810171140 CN200810171140 CN 200810171140 CN 200810171140 A CN200810171140 A CN 200810171140A CN 101730306 B CN101730306 B CN 101730306B
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Abstract
The invention discloses a base station transport address alteration notification method, a system, a mobile management entity and a base station. In the above method, the mobile management entity firstly receives a base station configuration updating message from the base station, wherein the base station configuration updating message carries transport address information after the base station is altered; and then, the mobile management entity obtains and stores the transport address information after the base station is altered from the base station configuration updating message. The technical scheme disclosed by the invention can ensure that other base stations can build X2 interfaces after the transport address of a certain base station is altered.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to a kind of base station transport address alteration notification method, system, Mobility Management Entity and base station.
Background technology
Long Term Evolution (Long Term Evolution, referred to as LTE) network is by evolution land radio access web (Evolved UTRAN, referred to as E_UTRAN), evolution base station (Evolved NodeB, referred to as eNB) and evolution packet switching center (EvolvedPacket Core is referred to as EPC) composition.Wherein, E_UTRAN comprises the set of the eNB that is connected by the S1 interface with EPC, can connect by X2 between the eNB, and wherein, S1, X2 are logic interfacing.An EPC can manage one or more eNB, and an eNB also can be controlled by a plurality of EPC, and an eNB can manage one or more residential quarters.
Ad hoc network is a kind of technology of automatically carrying out network configuration and optimization, be characterized in to carry out the self-configuring self-optimizing, this technology is applied among the LTE, so that LTE base station (eNB) can be according to the automatic configuration network parameter of certain measurement, and carry out Automatic Optimal according to network change, thereby keep network performance optimum, save simultaneously a large amount of manpower and materials.
In the LTE system, can determine whether set up X2 interface according to current strategies between the base station, if need to set up X2 interface between two base stations, then wherein any one base station is initiated X2 and is set up request to set up X2 interface to reciprocity base station.When initiating X2 foundation request, the transport address (Transmit Location is referred to as TLA) of reciprocity base station need to be known in this base station.Therefore, after the base station works on power, must know the transport address of the base station that allows to set up X2 interface around it in network.In actual applications, can be at Mobility Management Entity (Mobile Management Entity, referred to as MME) upper transport address of storing the current base station that powers on, this transport address can be asked to MME in the base station, also can initiatively send this transport address to the base station by MME.
In actual moving process, the base station may cause changing be used to the transport address of setting up X2 interface owing to automatic configuration network parameter, if do not incite somebody to action the transport address notice MME of base station after changing, then may cause in subsequent process other base station to set up X2 interface with this base station, thereby cause connection failure, and when at present also in order to the transport address that is implemented in the base station change occuring without any relevant technology, the transport address behind this base station change of notice MME.
Summary of the invention
In view of this, the invention provides a kind of transport address alteration notification method, system and MME, in when, in the transport address of base station change occuring in order to solution, owing to do not have to notify MME with transport address after changing, and cause other base station can't set up with this base station the problem of X2 interface.
According to an aspect of the present invention, provide a kind of base station transport address alteration notification method, the method is used for occuring after changing in the transport address of base station, and transport address is after changing notified to MME.
Base station transport address alteration notification method according to the present invention comprises: MME at first receives the base station configuration updating information from the base station, wherein, carries the transport addresses information behind the base station change in this base station configuration updating information; Then, MME obtains and preserves the transport addresses information behind the base station change from base station configuration updating information.
Further, before the base station configuration updating information of MME reception from the base station, the method also comprises: its transport address is changed according to configuration needs in the base station; Then, base station general transport addresses information after changing is carried at and sends to MME in the base station configuration updating information.
The parameter of wherein, carrying in the above-mentioned base station configuration updating information comprises: the sign of base station, transport addresses information and configuration information.
According to another aspect of the present invention, provide a kind of MME.
MME according to the present invention comprises: receiver module, acquisition module and memory module.Wherein, receiver module be used for to receive the base station configuration updating information from the base station, wherein, carries the transport addresses information behind the base station change in this base station configuration updating information; The base station configuration updating information that acquisition module is used for receiving from receiver module obtains transport addresses information; Memory module is used for preserving the transport addresses information that acquisition module obtains.
Further, above-mentioned MME also comprises processing module and feedback module.Wherein, processing module is processed operation for the configuration information execution that the base station configuration updating information that receives according to receiver module carries; Feedback module is used for sending response message to the base station, and wherein, whether the processing operation that this response message is used to indicate the processing module execution is successful.
According to a further aspect of the invention, provide a kind of base station.
Base station according to the present invention comprises: configuration module and sending module.Wherein, configuration module is used for according to configuration needs, the transport address of change base station; Sending module is used for sending base station configuration updating information to Mobility Management Entity, wherein, carries the transport addresses information behind the base station change in the base station configuration updating information, is used for the transport address behind the notice Mobility Management Entity base station change.
According to a further aspect of the invention, also provide a kind of base station transport address alteration notification system.
Comprise according to base station transport address alteration notification of the present invention system: base station and MME.Wherein, the base station is used for changing its transport address according to configuration needs, and sends base station configuration updating information to MME, wherein, carries the transport addresses information behind the base station change in this base station configuration updating information; MME is used for obtaining and to preserve transport addresses information behind the base station change from the base station configuration updating information from the base station that receives.
By technique scheme of the present invention, occur after changing in the transport address by the base station, transport addresses information is after changing sent to MME by base station configuration updating information, solved owing to do not have to notify MME with transport address after changing, and cause other base station can't set up with this base station the problem of X2 interface, guarantee the normal connection of network, improved the stability of network.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, perhaps understand by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of writing, claims and accompanying drawing.
Description of drawings
Accompanying drawing is used to provide a further understanding of the present invention, and consists of the part of specification, is used for together with embodiments of the present invention explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structured flowchart according to the base station transport address alteration notification system of the embodiment of the invention;
Fig. 2 is the structural representation according to the MME of the embodiment of the invention;
Fig. 3 is the structured flowchart according to the base station of the embodiment of the invention;
Fig. 4 is the flow chart according to the base station transport address alteration notification method of the embodiment of the invention;
Fig. 5 is the implementation flow chart according to the base station transport address alteration notification method of the embodiment of the invention.
Embodiment
Functional overview
To when the generation of the transport address of base station is changed, the demand of the transport address behind this base station change of notice MME provides a kind of base station transport address alteration notification scheme to the embodiment of the invention at present.In embodiments of the present invention, by the extended base station configuration update message, when change occurs in the transport address of base station, in base station configuration updating information, carry the transport addresses information behind this base station change, then base station configuration updating information is sent to MME, MME is after receiving this configuration update message, therefrom obtain the transport addresses information behind this base station change, and preserve the transport addresses information get access in this locality, thereby so that other base station can obtain the transport address behind this base station change from this MME, set up X2 interface with this base station.
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein only is used for description and interpretation the present invention, is not intended to limit the present invention.
According to the embodiment of the invention, at first provide the base station transport address alteration notification system.
Fig. 1 is the structured flowchart according to the base station transport address alteration notification system of the embodiment of the invention, as shown in Figure 1, comprises according to the base station transport address alteration notification system of the embodiment of the invention: base station 11 and MME13.Wherein, base station 11 is used for according to configuration needs, changes its transport address, and sends base station configuration updating information to MME13, wherein, carries base station 11 transport addresses information after changing in this base station configuration updating information; MME13 is connected with base station 11 by network, is used for obtaining and to preserve in this locality base station 11 transport addresses information after changing from the above-mentioned base station configuration updating information from base station 11 that receives.
In said system, base station 11 is because configuration needs, change transport address to himself, because the configuration of base station 11 is changed, therefore, base station 11 sends base station configuration updating information to MME13, in this base station configuration updating information, carry the sign (such as the Global ID of this base station) of this base station and the transport addresses information that X2 interface is supported in this base station, MME13 is after receiving this base station configuration updating information, from the parameter that this base station configuration updating information carries, obtain base station 11 transport addresses information after changing, and the transport address that obtains is kept at this locality, when other base station is set up X2 interface at needs with this base station 11, can ask to MME13 the transport address of this base station 11, thereby set up X2 interface with base station 11.
Said system by the embodiment of the invention, in the time of can changing in the transport address of base station, pass through base station configuration updating information, transport addresses information behind this base station change is sent to MME preserves, thereby so that other base station can obtain transport address behind this base station change by MME, and then set up X2 interface with this base station.
Above-mentioned system can be used as whole the use, also can discretely use, and for example, above-mentioned MME and base station all can be applied to separately under other environment.Based on this, according to the embodiment of the invention, also provide a kind of MME, this MME can be applied in the above-mentioned base station transport address alteration notification system, also can be applied in other environment.
Fig. 2 is the structural representation according to the MME of the embodiment of the invention, as shown in Figure 2, comprises according to the MME of the embodiment of the invention: receiver module 21, acquisition module 23 and memory module 25.Wherein, receiver module 21 is used for receiving the base station configuration updating information from the base station, wherein, carries the transport addresses information behind this base station change in the base station configuration updating information; Acquisition module 23 is connected with receiver module 21, is used for the above-mentioned base station configuration updating information that receives from receiver module 21, obtains the transport addresses information behind this base station change; Memory module 25 is connected with acquisition module 23, is used for preserving the transport addresses information that acquisition module 23 obtains.
Further, as shown in Figure 2, can also comprise according to the MME of the embodiment of the invention: processing module 27 and feedback module 29.Wherein, processing module 27 is processed operation for the configuration information that the base station configuration updating information that receives according to receiver module 21 carries; Sending module 29 is connected with processing module 27, is used for sending response message to the base station, and wherein, whether the processing operation that this response message is used to indicate processing module 27 execution is successful.
The above-mentioned MME that provides according to the embodiment of the invention, in the time of can change occuring in the transport address of base station, the parameter of carrying in the base station configuration updating information that sends by this base station is obtained the transport address behind this base station change.
According to the embodiment of the invention, a kind of base station also is provided, this base station can be applied in the above-mentioned base station configuration change reporting system, also can be applied in other environment.
Fig. 3 is the structured flowchart according to the base station of the embodiment of the invention, as shown in Figure 3, comprises according to the base station of the embodiment of the invention: configuration module 31 and sending module 33.Wherein, configuration module 31 is used for according to configuration needs, and changes the transport address of this base station; Sending module 33 is connected with configuration module 31, be used for sending base station configuration updating information to Mobility Management Entity, wherein, carry the transport addresses information behind this base station change in this base station configuration updating information, be used for the transport address behind the notice Mobility Management Entity base station change.
According to the above-mentioned base station of the embodiment of the invention, in the time of can changing in the transport address of himself, its transport address after changing of notice MME.
According to the embodiment of the invention, a kind of base station transport address alteration notification method also is provided, be used for occuring after changing in the transport address of base station, transport address is after changing notified to Mobility Management Entity.The method can be by above-mentioned base station transport address alteration notification system and/or MME and/or base station realization.
Fig. 4 is the flow chart according to the base station transport address alteration notification method of the embodiment of the invention, as shown in Figure 4, mainly comprises following processing (step S401-step S403) according to the base station transport address alteration notification method of the embodiment of the invention:
Step S401:MME receives the base station configuration updating information from the base station, wherein, carries the transport addresses information behind this base station change in this base station configuration updating information;
Step S403:MME obtains and preserves transport addresses information behind the base station change from above-mentioned base station configuration updating information.
Below further describe above-mentioned each detail of processing.
(1) step S401
In specific implementation process, can trigger this processing under the situation below: the base station is because configuration needs, configuration to self is changed, wherein, comprise the transport address of self changed that then base station general transport addresses information after changing is carried at and sends to MME in the base station configuration updating information.
Particularly, the base station can be carried at the mode of tabulating with the transport address in transport address after changing in the base station configuration updating information.
In specific implementation process, can expand base station configuration updating information, so that this base station configuration updating information can carry the transport address behind the base station change, the structure of the base station configuration updating information after the expansion is as shown in table 1, and (M represents the cell that this message must be carried in table 1, O represents optional cell), comprising: type of message, the configuration information of base station (such as, the TA list information that the base station is supported etc.), the sign of base station (being the Global ID of base station in the drawings), the transport address tabulation of X2 interface is supported in the base station, wherein, the transport address that has comprised this base station in the transport address tabulation of base station support X2 interface, in specific implementation process, the transport address that comprises in the tabulation of transport address can be one, also can be for a plurality of, such as, if multimode is supported in this base station, then may there be a plurality of IP address this base station, and the transport address of its change also may be for a plurality of.
When base station during at Reconfigurations, if its transport address does not change, then can not carry the transport address tabulation that X2 interface is supported in the base station in this base station configuration updating information.
The form of table 1. base station configuration updating information
| The cell title | There is situation | IE type and reference information |
| -〉 type of message | M | |
| Other configuration informations of-〉 base station are such as the TA list information of base station support | ?M | |
| -〉 source base station Global ID | M | |
| The transport address tabulation that-〉 source base station is supported | O | (the maximum transport address number of supporting of 1......) at present base station allows the transport address number of support to be 256 to the maximum |
| -〉 base station transport address | O |
(2) step S403
MME is behind the base station configuration messages that receives the base station transmission, from the parameter that this base station configuration messages carries, can obtain the transport addresses information behind this base station change, and it is saved in this locality, when X2 interface need to be set up with this base station in other base station, can initiate request to MME, from MME, obtain the transport address of this base station; Perhaps, MME also can send notice to other base station after having upgraded its local transport address of preserving, the address behind this base station change is sent to other base station.
In specific implementation process, MME is after receiving above-mentioned base station configuration updating information, also will be according to the configuration parameter that carries in this base station configuration updating information, carry out the corresponding operation of processing, and after processing EO, send response message to above-mentioned base station, whether this response message is used to indicate above-mentioned processing operation and runs succeeded.
Said method according to the embodiment of the invention provides in the time of can change occuring in the transport address of base station, sends a notification message to MME, the transport address behind the base station change is sent to MME preserve.
Fig. 5 is the specific implementation process of said method, as shown in Figure 5, mainly may further comprise the steps according to the specific implementation process of the base station transport address alteration notification method of the embodiment of the invention:
Step S501: source base station has changed the transport address of self owing to configuration needs, and the base station configuration updating information after source base station is expanded to the MME transmission comprises the transport address tabulation of source base station Global ID, this base station support X2 interface in this message;
After step S503:MME receives this base station configuration updating information, therefrom obtain the transport address behind the base station change, and the transport address behind the base station change is kept at this locality, then according to other information of carrying in this base station configuration updating information (being configuration information) base station configuration updating information is processed, if process successfully, execution in step S505 then, otherwise execution in step S507 is equivalent to the processing of above-mentioned steps S401-step S403;
Step S505:MME sends the base station configuration updating success response to source base station;
Step S507:MME sends the base station configuration updating failure response to the base station.
As mentioned above, the technical scheme that provides by the embodiment of the invention, by at the extended base station configuration update message, when change occurs in the transport address of base station, in base station configuration updating information, carry the transport addresses information behind this base station change, then base station configuration updating information is sent to MME, MME is after receiving this configuration update message, therefrom obtain the transport addresses information behind this base station change, and preserve the transport addresses information get access in this locality, thereby so that other base station can obtain the transport address behind this base station change from this MME, set up X2 interface with this base station, guarantee the normal connection of network, improved the stability of network.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a base station transport address alteration notification method is used for occuring after changing in the transport address of base station, and transport address is after changing notified to Mobility Management Entity, it is characterized in that described method comprises:
Mobility Management Entity receives the base station configuration updating information from the base station, wherein, carries the transport addresses information behind the described base station change in the described base station configuration updating information;
Described Mobility Management Entity obtains and preserves the transport addresses information behind the described base station change from described base station configuration updating information;
Wherein, before the base station configuration updating information of Mobility Management Entity reception from the base station, described method also comprises:
Its transport address is changed according to configuration needs in described base station;
Described base station general described transport addresses information after changing is carried at and sends to described Mobility Management Entity in the described base station configuration updating information.
2. method according to claim 1 is characterized in that, the parameter of carrying in the described base station configuration updating information comprises: the sign of described base station, described transport addresses information and configuration information.
3. a Mobility Management Entity is characterized in that, comprising:
Receiver module be used for to receive the base station configuration updating information from the base station, wherein, carries the transport addresses information behind the described base station change in the described base station configuration updating information;
Acquisition module, the described base station configuration updating information that is used for receiving from described receiver module obtains described transport addresses information;
Memory module is used for preserving the described transport addresses information that described acquisition module obtains.
4. Mobility Management Entity according to claim 3 is characterized in that, described Mobility Management Entity also comprises:
Processing module, the configuration information that the described base station configuration updating information that is used for receiving according to described receiver module carries are carried out and are processed operation;
Feedback module is used for sending response message to described base station, and wherein, whether the described processing operation that described response message is used to indicate described processing module execution is successful.
5. a base station is characterized in that, comprising:
Configuration module is used for according to configuration needs, changes the transport address of described base station;
Sending module, be used for sending base station configuration updating information to Mobility Management Entity, wherein, carry the transport addresses information behind the described base station change in the described base station configuration updating information, be used for notifying the transport address behind the described base station change of described Mobility Management Entity.
6. a base station transport address alteration notification system is characterized in that, comprising: base station and Mobility Management Entity, wherein,
Described base station is used for changing its transport address according to configuration needs, and sends base station configuration updating information to described Mobility Management Entity, wherein, carries the transport addresses information behind the described base station change in the described base station configuration updating information;
Described Mobility Management Entity is used for obtaining and to preserve transport addresses information behind the described base station change from the described base station configuration updating information from described base station that receives.
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| CN 200810171140 CN101730306B (en) | 2008-10-22 | 2008-10-22 | Base station transport address alteration notification method, system, mobile management entity and base station |
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| CN105472766A (en) * | 2014-08-21 | 2016-04-06 | 中兴通讯股份有限公司 | Method and device for building X2 link between LTE (Long Term Evolution) home eNBs |
| CN105530622A (en) * | 2014-10-21 | 2016-04-27 | 中兴通讯股份有限公司 | Method and system for updating X2 address |
| CN106209931A (en) * | 2015-04-30 | 2016-12-07 | 中兴通讯股份有限公司 | The update method of the information of a kind of resource, device and system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101039507A (en) * | 2006-03-14 | 2007-09-19 | 华为技术有限公司 | Method and apparatus for establishing and releasing tunnel in evolution network framework |
| CN201057653Y (en) * | 2006-04-19 | 2008-05-07 | 美商内数位科技公司 | Equipment for supporting routing area update |
| CN101217414A (en) * | 2008-01-21 | 2008-07-09 | 中兴通讯股份有限公司 | A method of base station management by network management device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101039507A (en) * | 2006-03-14 | 2007-09-19 | 华为技术有限公司 | Method and apparatus for establishing and releasing tunnel in evolution network framework |
| CN201057653Y (en) * | 2006-04-19 | 2008-05-07 | 美商内数位科技公司 | Equipment for supporting routing area update |
| CN101217414A (en) * | 2008-01-21 | 2008-07-09 | 中兴通讯股份有限公司 | A method of base station management by network management device |
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