CN102281649B - Base station controller and method for selecting media-oriented IP address of base station controller - Google Patents
Base station controller and method for selecting media-oriented IP address of base station controller Download PDFInfo
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- CN102281649B CN102281649B CN201010199209.7A CN201010199209A CN102281649B CN 102281649 B CN102281649 B CN 102281649B CN 201010199209 A CN201010199209 A CN 201010199209A CN 102281649 B CN102281649 B CN 102281649B
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Abstract
The invention discloses a base station controller and a method for selecting a media-oriented IP address of the base station controller. The method comprises the steps: the base station controller receives the media-oriented IP address of a media gateway, sent by a media gateway controller, periodically detects the media-oriented IP address of the media gateway, records the connecting state of the media-oriented IP address of the media gateway and the media-oriented IP address of the base station controller; under the condition that a terminal initiates a call service request, the base station controller receives an assignment command sent by the media gateway controller, and obtains the media-oriented IP address of the media gateway, wherein the media-oriented IP address of the media gateway is allocated for the call service request by the media gateway and carried in the assignment command; and the base station controller selects the media-oriented IP address of the corresponding base station controller according to the connecting state and the media-oriented IP address of the media gateway, and sends the media-oriented IP address of the media gateway to the media gateway controller, wherein the media-oriented IP address of the media gateway is carried in the assignment command. By means of the technical scheme of the invention, call succeeded probability can be increased.
Description
Technical field
The present invention relates to field of mobile communication, particularly relate to a kind of base station controller method for selecting media-oriented IP address and base station controller.
Background technology
In the prior art, A interface is global system for mobile communications (Global System for MobileCommunications, referred to as GSM) base station controller (Base Station Controller in mobile network, referred to as BSC) and core net (Core Network, referred to as CN) between interface, Fig. 1 is the BSC of GSM network in prior art and the structural representation of each network element, as shown in Figure 1, media gateway (Media Gateway, referred to as MG) and BSC between interface be the medium surface part of A interface, wherein, medium surface is used for carrying out period in business, transmit voice, the medium stream informations such as video, interface between Media Gateway Controller (Media Gateway Controller, referred to as MGC) and BSC is the signaling plane part of A interface, and wherein, signaling plane is for transmitting the signaling relevant with business.In call, signaling plane needs first to set up, then according to type of service, and application medium surface.
Fig. 2 is the signaling process figure that in prior art, A interface bearing procotol (Internet Protocol, referred to as IP) sets up medium surface, as shown in Figure 2, comprises the following steps:
Step 1, MGC sends and sets up end command to MG, the terminal resource of application IP type.
Step 2, MG applies for terminal resource, comprises local medium surface IP address and port, and returns to MGC.
Step 3, MGC sends Assignment Command to BSC, and carries medium surface IP address and the port of MG.
Step 4, BSC process Assignment Command, Resources allocation, and return assignment response, in assignment response, carry BSC medium surface IP address and the port of BSC distribution.
Step 5, BSC medium surface IP address and port, by terminal modifications order, are sent to MG by MGC.
Step 6, MG returns amendment terminal responds to MGC.
As can be seen from above-mentioned process, BSC and MG by IP address, switched-media face and port, thus sets up the connection of medium surface.
In actual applications, in order to prevent Single Point of Faliure, BSC and MG can configure multiple medium surface IP address, connect between two between the medium surface IP address of BSC and the medium surface IP address of MG, Fig. 3 is the structural representation that in prior art, BSC with MG is connected, and as shown in Figure 3, BSC has IP1 and IP2 two medium surface IP addresses, MG has IP1 ' and IP2 ' two medium surface IP addresses, IP1, IP2, IP1 ', connect through IP network with router one, router two between IP2 '.
As shown in Figure 3, BSC the medium surface IP address of not knowing MG is IP1 ' and IP2 '.After fault occurs, suppose that IP1 can only be communicated with IP1 ', IP2 can only be communicated with IP2 ', after BSC receives Assignment Command, when lacking communication information, can return to MG in Stochastic choice local terminal medium surface IP address.If there is fault between the IP address that BSC distributes and the IP address that MG distributes, such as, as when MG medium surface address is IP1 ', BSC is assigned with IP2 address, then calling out the medium surface set up cannot communicating media signals.
As can be seen from above-mentioned example, BSC, before call setup, cannot obtain the medium surface IP address of MG.When IP route between BSC to MG breaks down and causes the medium surface IP address of BSC can not be communicated with the IP address, total medium face of MG, BSC cannot detect fault and according to the BSC medium surface IP address of MG medium surface IP address choice local terminal.
Summary of the invention
The invention provides a kind of base station controller method for selecting media-oriented IP address and base station controller, during to solve A interface bearing IP in prior art, BSC cannot according to the problem of the break-make situation choose reasonable medium surface IP address in A Interface Media face.
The invention provides a kind of base station controller medium surface procotol IP address choice method, comprising:
The media gateway medium surface IP address that base station controller receiving media gateway controller sends, regularly detects media gateway medium surface IP address, and the connection status of IP address, recording medium gateway media face and base station controller medium surface IP address;
When terminal originated calls service request, the Assignment Command that base station controller receiving media gateway controller sends, and obtain the media gateway medium surface IP address that the media gateway of carrying in Assignment Command is call business request dispatching;
Base station controller according to the media gateway medium surface IP address choice corresponding base station controller medium surface IP address of carrying in connection status and Assignment Command, and sends to Media Gateway Controller.
Present invention also offers a kind of base station controller, comprising:
Detection module, for the media gateway medium surface IP address that receiving media gateway controller sends, and regularly detects media gateway medium surface IP address;
Logging modle, for the connection status of IP address, recording medium gateway media face and base station controller medium surface IP address;
Acquisition module, for when terminal originated calls service request, the Assignment Command that receiving media gateway controller sends, and obtain the media gateway medium surface IP address that the media gateway of carrying in Assignment Command is call business request dispatching;
Select module, for according to the media gateway medium surface IP address choice corresponding base station controller medium surface IP address of carrying in connection status and Assignment Command, and send to Media Gateway Controller.
Beneficial effect of the present invention is as follows:
The embodiment of the present invention when on existed system change and when affecting minimum, MG medium surface IP address is informed to BSC, the connected state of MG medium surface is detected by BSC, thus make in calling procedure, BSC can according to the medium surface IP address choice local terminal medium surface IP address of connected state and MG, when solving A interface bearing IP in prior art, BSC cannot according to the problem of the break-make situation choose reasonable medium surface IP address in A Interface Media face, the probability of access success can be increased, avoid because calling cannot transmission of signal and user's use sense of causing by reducing and the expenses of operator.
Accompanying drawing explanation
Fig. 1 is the BSC of GSM network in prior art and the structural representation of each network element;
Fig. 2 is the signaling process figure that in prior art, A interface bearing IP sets up medium surface;
Fig. 3 is the structural representation that in prior art, BSC with MG is connected;
Fig. 4 is the flow chart of the base station controller method for selecting media-oriented IP address of the embodiment of the present invention;
Fig. 5 is the signaling process figure of the MGC notice BSC local terminal MG medium surface IP address of the embodiment of the present invention;
Fig. 6 is the signaling process figure that the A interface bearing IP of the embodiment of the present invention sets up medium surface;
Fig. 7 is the structural representation of the base station controller of the embodiment of the present invention.
Embodiment
During in order to solve A interface bearing IP in prior art, BSC cannot according to the problem of the break-make situation choose reasonable BSC medium surface IP address in A Interface Media face, the invention provides a kind of base station controller method for selecting media-oriented IP address and base station controller, below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, do not limit the present invention.
Embodiment of the method
According to embodiments of the invention, provide a kind of base station controller method for selecting media-oriented IP address, the method can detect the break-make of IP address, A Interface Media face, and according to detection case allocation address resource, Fig. 4 is the flow chart of the base station controller method for selecting media-oriented IP address of the embodiment of the present invention, as shown in Figure 4, following process is comprised according to the base station controller method for selecting media-oriented IP address of the embodiment of the present invention:
Step 401, BSC receives the MG medium surface IP address that MGC sends, and regularly detects MG medium surface IP address, and records the connection status of MG medium surface IP address and BSC medium surface IP address; Wherein, MG medium surface IP address is the MG medium surface IP address of the one or more MG be connected with MGC.That is, if there be multiple MG with BSC to be connected, then the medium surface IP address of these MG is all sent to BSC by MGC.
Preferably, in step 402, BSC can receive the MG medium surface IP address that MGC sends in the scheduled time or regularly sends.That is, MGC regularly can send MG medium surface IP address to BSC, with the loss avoiding BSC to cause MG medium surface IP address because of faults itself.
Preferably, in embodiments of the present invention, the above-mentioned scheduled time can be one of following: at the end of resetting between BSC and MGC, MG registration time, MG is when revising MG medium surface IP address.
In step 401, BSC can pass through the Internet packets survey meter (Packet Internet Grope, referred to as PING) order regularly MG medium surface IP address is detected; That is, BSC can detect the break-make situation between self medium surface IP address and MG medium surface IP address by the mode that PING wraps.In addition, BSC can also pass through the form record MG medium surface IP address of relation table and the connection status of BSC medium surface IP address; That is, whether BSC preserves inside the relation table between self medium surface IP address and MG medium surface IP address, opposite end, come IP address, recording medium face and connect between any two.
Step 402, when terminal originated calls service request, BSC receives the Assignment Command that MGC sends, and obtains the MG medium surface IP address that the MG carried in Assignment Command is call business request dispatching;
Step 403, BSC according to connection status and the MG medium surface IP address choice corresponding BSC medium surface IP address that obtains from Assignment Command, and sends to MGC.
Particularly, in step 403, BSC needs to select the BSC medium surface IP address that can be communicated with the MG medium surface IP address of carrying in Assignment Command according to connection status.In actual applications, if the BSC medium surface IP address be communicated with the MG medium surface IP address of carrying in Assignment Command has multiple, then optional one of them.
As can be seen from above-mentioned process, the medium surface IP address of MG in core net is informed to BSC by the embodiment of the present invention, by BSC, these medium surfaces IP address is detected, thus when receiving Assignment Command, IP address with MG medium surface normal ON can be returned to MG by BSC, thus avoids because BSC blindly returns the call exception caused medium surface IP address.
Below in conjunction with accompanying drawing, the technical scheme of the embodiment of the present invention is described in detail.
Fig. 5 is the signaling process figure of the MGC notice BSC local terminal MG medium surface IP address of the embodiment of the present invention, as shown in Figure 5, comprises following process:
Step 501, MGC sends MG medium surface IP address notification message to BSC, the each MG medium surface IP address having medium surface to be connected with BSC is comprised in this MG medium surface IP address notification message, in embodiments of the present invention, the opportunity sent a notification message can be between BSC and MGC at the end of reseting procedure, when also can be MG registration, when MG revises medium surface address, in addition, MGC all right timed sending MG medium surface IP address notification message;
Step 502, BSC returns the response of medium surface IP address;
Step 503, BSC detects the connected state between local terminal medium surface IP address and MG medium surface IP address by PING order, line item of going forward side by side.
By above-mentioned process, BSC can be made to obtain MG medium surface IP address.
Fig. 6 is the signaling process figure that the A interface bearing IP of the embodiment of the present invention sets up medium surface, as shown in Figure 6, comprises following process:
Step 601, MGC starts to set up A mouthpiece and carries, and sends and sets up station command to MG;
Step 602, MG distributes local terminal medium surface IP address, returns and sets up terminal responds, and local terminal medium surface IP address is returned to MGC;
Step 603, MGC sends Assignment Command to BSC, carries the medium surface IP address of MG in Assignment Command;
Step 604, BSC receives Assignment Command, according to the medium surface IP address of wherein MG with detect obtain be communicated with situation, select local terminal medium surface IP address, in assignment response, return to MGC;
Step 605, MGC sends amendment station command, and BSC medium surface IP address is informed to MG;
Step 606, MG returns amendment terminal responds.
By above-mentioned process, when solving A interface bearing IP in prior art, BSC cannot according to the problem of the break-make situation choose reasonable medium surface IP address in A Interface Media face, the probability of access success can be increased, avoid because calling cannot transmission of signal and user's use sense of causing by reducing and the expenses of operator.
Device embodiment
According to embodiments of the invention, provide a kind of base station controller, Fig. 7 is the structural representation of the base station controller of the embodiment of the present invention, and as shown in Figure 7, the base station controller according to the embodiment of the present invention comprises: detection module 70, logging modle 72, acquisition module 74, selection module 76.Below the modules of the embodiment of the present invention is described in detail.
Particularly, the MG medium surface IP address that detection module 70 sends for receiving MGC, regularly detects MG medium surface IP address; Preferably, detection module 70 can receive the MG medium surface IP address that MGC sends in the scheduled time or regularly sends.That is, MGC regularly can send the detection module 70 of MG medium surface IP address to BSC, with the loss avoiding BSC to cause MG medium surface IP address because of faults itself.
Preferably, in embodiments of the present invention, the above-mentioned scheduled time can be one of following: at the end of resetting between BSC and MGC, MG registration time, MG is when revising MG medium surface IP address.
In embodiments of the present invention, detection module 70 regularly can be detected MG medium surface IP address by PING order; That is, the detection module 70 in BSC can detect the break-make situation between self medium surface IP address and MG medium surface IP address by the mode that PING wraps.
Logging modle 72 is for recording the connection status of MG medium surface IP address and BSC medium surface IP address; Wherein, MG medium surface IP address is the MG medium surface IP address of the one or more MG be connected with MGC.That is, if there be multiple MG with BSC to be connected, then the medium surface IP address of these MG is all sent to BSC by MGC;
Preferably, logging modle 72 can pass through the form record MG medium surface IP address of relation table and the connection status of BSC medium surface IP address; That is, whether the relation table between self medium surface IP address and MG medium surface IP address, opposite end is preserved in logging modle 72 inside of BSC, come IP address, recording medium face and connect between any two.
Acquisition module 74, for when terminal originated calls service request, receives the Assignment Command that MGC sends, and obtains the MG medium surface IP address that the MG carried in Assignment Command is call business request dispatching;
Select module 76 for according to connection status and the MG medium surface IP address choice corresponding BSC medium surface IP address that obtains from Assignment Command, and send to MGC.
Particularly, the selection module 76 in BSC needs to select the BSC medium surface IP address that can be communicated with the MG medium surface IP address of carrying in Assignment Command according to connection status.In actual applications, if the BSC medium surface IP address be communicated with the MG medium surface IP address of carrying in Assignment Command has multiple, then optional one of them.
The embodiment of the present invention when on existed system change and when affecting minimum, MG medium surface IP address is informed to BSC, the connected state of MG medium surface is detected by BSC, thus make in calling procedure, BSC can according to the medium surface IP address choice local terminal medium surface IP address of connected state and MG, when solving A interface bearing IP in prior art, BSC cannot according to the problem of the break-make situation choose reasonable medium surface IP address in A Interface Media face, the probability of access success can be increased, avoid because calling cannot transmission of signal and user's use sense of causing by reducing and the expenses of operator.
Although be example object, disclose the preferred embodiments of the present invention, it is also possible for those skilled in the art will recognize various improvement, increase and replacement, and therefore, scope of the present invention should be not limited to above-described embodiment.
Claims (9)
1. a base station controller medium surface procotol IP address choice method, is characterized in that, comprising:
The media gateway medium surface IP address that base station controller receiving media gateway controller sends in the scheduled time or regularly sends, regularly described media gateway medium surface IP address is detected, and record the connection status of described media gateway medium surface IP address and base station controller medium surface IP address;
When terminal originated calls service request, described base station controller receives the Assignment Command that described Media Gateway Controller sends, and obtains the media gateway medium surface IP address that the media gateway of carrying in described Assignment Command is described call business request dispatching;
Described base station controller, according to the media gateway medium surface IP address of carrying in described connection status and described Assignment Command, is selected corresponding base station controller medium surface IP address, and is sent to described Media Gateway Controller.
2. the method for claim 1, is characterized in that, described media gateway medium surface IP address is the media gateway medium surface IP address of the one or more media gateway be connected with described Media Gateway Controller.
3. the method for claim 1, it is characterized in that, the described scheduled time comprises one of following: at the end of resetting between described base station controller and described Media Gateway Controller, described media gateway registration time, described media gateway is when revising described media gateway medium surface IP address.
4. the method for claim 1, is characterized in that, described base station controller regularly carries out detection to described media gateway medium surface IP address and comprises:
Described base station controller is regularly detected described media gateway medium surface IP address by the Internet packets survey meter PING order.
5. the method for claim 1, is characterized in that, the connection status of media gateway medium surface IP address described in described base station controller records and base station controller medium surface IP address comprises:
Described base station controller is by the connection status of media gateway medium surface IP address described in the form record of relation table and base station controller medium surface IP address.
6. the method for claim 1, is characterized in that, described base station controller, according to the media gateway medium surface IP address of carrying in described connection status and described Assignment Command, selects corresponding base station controller medium surface IP address to comprise:
The base station controller medium surface IP address that can be communicated with the media gateway medium surface IP address of carrying in described Assignment Command selected by described base station controller according to described connection status.
7. a base station controller, is characterized in that, comprising:
Detection module, for the media gateway medium surface IP address that base station controller receiving media gateway controller sends in the scheduled time or regularly sends, and regularly detects described media gateway medium surface IP address;
Logging modle, for recording the connection status of described media gateway medium surface IP address and base station controller medium surface IP address;
Acquisition module, for when terminal originated calls service request, receive the Assignment Command that described Media Gateway Controller sends, and obtain the media gateway medium surface IP address that the media gateway of carrying in described Assignment Command is described call business request dispatching;
Select module, for according to the described media gateway medium surface IP address of carrying in described connection status and described Assignment Command, select corresponding base station controller medium surface IP address, and send to described Media Gateway Controller.
8. base station controller as claimed in claim 7, it is characterized in that, described media gateway medium surface IP address is the media gateway medium surface IP address of the one or more media gateway be connected with described Media Gateway Controller.
9. base station controller as claimed in claim 7, is characterized in that,
Described detection module specifically for: regularly described media gateway medium surface IP address is detected by the Internet packets survey meter PING order;
Described logging modle specifically for: by the connection status of media gateway medium surface IP address described in the form record of relation table and base station controller medium surface IP address;
Described selection module specifically for: select the base station controller medium surface IP address that can be communicated with the described media gateway medium surface IP address of carrying in described Assignment Command according to described connection status.
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| CN201010199209.7A CN102281649B (en) | 2010-06-12 | 2010-06-12 | Base station controller and method for selecting media-oriented IP address of base station controller |
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| CN201010199209.7A CN102281649B (en) | 2010-06-12 | 2010-06-12 | Base station controller and method for selecting media-oriented IP address of base station controller |
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| CN102281649B true CN102281649B (en) | 2014-12-17 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006047247A3 (en) * | 2004-10-22 | 2007-09-20 | Tekelec Us | Mobility management apparatus and methods |
| CN101043473A (en) * | 2006-03-20 | 2007-09-26 | 华为技术有限公司 | Data service transmission method |
| CN101472294A (en) * | 2007-12-28 | 2009-07-01 | 华为技术有限公司 | Method for establishing connection of FLEX network, paging method, signaling processing entity and network system |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006047247A3 (en) * | 2004-10-22 | 2007-09-20 | Tekelec Us | Mobility management apparatus and methods |
| CN101043473A (en) * | 2006-03-20 | 2007-09-26 | 华为技术有限公司 | Data service transmission method |
| CN101472294A (en) * | 2007-12-28 | 2009-07-01 | 华为技术有限公司 | Method for establishing connection of FLEX network, paging method, signaling processing entity and network system |
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| CN102281649A (en) | 2011-12-14 |
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Effective date of registration: 20180702 Address after: California, USA Patentee after: Global innovation polymerization LLC Address before: 518057 Nanshan District high tech Industrial Park, Shenzhen, Guangdong, Ministry of justice, Zhongxing Road, South China road. Patentee before: ZTE Corp. |
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