CN101945419B - The method for building up of medium surface and system - Google Patents
The method for building up of medium surface and system Download PDFInfo
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- CN101945419B CN101945419B CN201010288631.XA CN201010288631A CN101945419B CN 101945419 B CN101945419 B CN 101945419B CN 201010288631 A CN201010288631 A CN 201010288631A CN 101945419 B CN101945419 B CN 101945419B
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Abstract
The invention discloses a kind of method for building up and system of medium surface, method comprises: BSC receives at least one the IP address from MGC, and wherein, an IP address is the medium surface IP address of MG; BSC tests the connectedness between at least one the 2nd IP address and at least one IP address, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other, and the 2nd IP address is the medium surface IP address of BSC; MG receives at least one the 2nd IP address from MGC, and tests the connectedness between at least one the 2nd IP address and at least one IP address, determines at least one address pair; In circuit domain call process, BSC and MG according to the address determined separately to setting up medium surface.The present invention selects IP address to carry out medium surface foundation according to measurement result, improves the success rate that A mouth medium surface is set up and called out.
Description
Technical field
The present invention relates to the communications field, particularly relate to a kind of method for building up and system of medium surface.
Background technology
In mobile communication network, due to facility and the low cost of IP carrying, IP carrying substitutes time division multiplexing (Time Division Multiplex and Multiplexer, referred to as TDM) gradually, becomes the bearer types that each interface mainly uses.A interface, as one of the primary interface of mobile communication network, introduces the mechanism of IPization in 48.008 agreements of 3GPP tissue.
Fig. 1 is the network structure with A interface relevant portion in the mobile communication network of prior art, as shown in Figure 1, the network element related to comprises: mobile terminal (Mobile Station, referred to as MS), base transceiver station (Base Transceiver Station, referred to as BTS), base station controller (Base StationController, referred to as BSC), media gateway (Media Gateway, referred to as MG) and Media Gateway Controller (Media Gateway Controller, referred to as MGC).Wherein, the interface between MG and BSC is the medium surface part of A interface, and the interface between MGC and BSC is the signaling plane of A interface, and signaling plane is used for the relevant signaling of transport service, and medium surface is used for carrying out period in business, the medium stream information such as transferring voice, video.In addition, communicated between MS and BTS by wave point, the interface between BTS and BSC is Abis interface, and the interface between MG and MGC is Mc interface.
In circuit domain call process, first need the A interface signaling face set up between MGC and BSC, then according to type of service, application medium surface.Fig. 2 is the flow chart based on the A Interface Media face portion process of establishing between MG and BSC of IP bearer types in prior art, as shown in Figure 2, comprises the following steps:
Step S201, MGC send to MG and set up end command, for applying for the terminal of IP type.
Step S202, MG are terminal to apply resource, and the resource of application comprises medium surface IP address and the port of MG; Afterwards, the medium surface IP address of the MG side of applying for and port are carried in terminal responds instruction by MG, return to MGC.
Step S203, MGC send Assignment Command to BSC, wherein, carry medium surface IP address and the port of MG in this Assignment Command.
The above-mentioned Assignment Command of step S204, BSC process, and Resources allocation, the resource of distribution comprises medium surface IP address and the port of BSC; Afterwards, return assignment response to MGC, wherein, in this assignment response, carry medium surface IP address and the port of the BSC of distribution.
The medium surface IP address of BSC and port are carried in terminal modifications order by step S205, MGC, return to MGW.
Step S206, MGW receive above-mentioned terminal modifications order, return terminal modifications response to BSC.
Can be found out by the flow process shown in Fig. 2, BSC and MG can set up the connection of medium surface after needing switched-media face IP address and port respectively, and that is, and BSC and MG must know that the IP address of the other side and port can complete the foundation of medium surface.When setting up medium surface, MG and BSC can provide an IP address respectively, for the foundation of medium surface.
When adopting IP address, multimedia face, owing to there being multiple address, above-mentioned MG and BSC respectively in the address list of this side respectively will select an address, for this medium surface process of establishing.
Fig. 3 is the schematic diagram MG and BSC being configured with respectively to multiple medium surface address in network design.As shown in Figure 3, can be connected between two between the medium surface address of MG and the medium surface address of BSC.As shown in Figure 3, IP1 and IP2 is the medium surface address of MG, IP-bsc1 and IP-bsc2 is the medium surface address of BSC, wherein, IP1, IP2 are connected with IP-bsc1, IP-bsc2 by router, such as, the mode of connection can comprise that IP1 and IP-bsc1 is connected, IP2 and IP-bsc2 is connected, and the mode of connection also can be connect between two.When setting up A mouth medium surface, MG according to certain ratio, can select IP1 or IP2 as local terminal medium surface address, returns to MGC; Then, address is carried in Assignment Command and sends to BSC by MGC, and select IP-bsc1 or IP-bsc2 to be connected with the medium surface address of MG by BSC, the method, by distributing multiple medium surface IP address for MG and BSC, can increase the reliability of A mouth medium surface.
But, because MG and BSC all cannot know that whether the transmission between two selected IP addresses is normal in advance, if MG and BSC select for set up medium surface two IP addresses between transmission break down (such as, route between two IP addresses or circuit break down), then MG and BSC can continue to use these two fail addresses to set up medium surface, thus cause call setup failure or call out the medium surface set up cannot communicating media signals, affect proper communication.
To detect and to cause medium surface to be created as power low and then affect the problem of proper communication owing to cannot carry out connecting between IP address in correlation technique, not yet propose effective solution at present.
Summary of the invention
To detect and to cause medium surface to be created as power low and then affect the problem of proper communication owing to cannot carry out connecting between IP address in correlation technique, the present invention proposes method for building up and the system of medium surface, by measuring the success rate improving A mouth medium surface and set up and call out, the normal execution of communication can be ensured.
Technical scheme of the present invention is achieved in that
A method for building up for medium surface, comprising:
Base station controller receives at least one the IP address from Media Gateway Controller, and wherein, a described IP address is the medium surface IP address of media gateway;
The connectedness between at least one the 2nd IP address and at least one IP address described tested by described base station controller, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other, and described 2nd IP address is the medium surface IP address of described base station controller;
Described media gateway receives from least one the 2nd IP address described in Media Gateway Controller, and the described connectedness between at least one the 2nd IP address and at least one IP address described of test, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other;
In circuit domain call process, described base station controller and described media gateway according to the address determined separately to setting up medium surface.
Further, said method comprises:
At least one IP address described is informed to described Media Gateway Controller by described media gateway in advance.
Further, said method comprises:
At least one the 2nd IP address described is informed to described Media Gateway Controller by described base station controller in advance.
Wherein, the connectedness that described base station controller is tested between at least one the 2nd IP address and at least one IP address described comprises:
For an IP address and a 2nd IP address, described base station controller sends Ping order according to the 2nd IP address, and in described Ping order, carry an IP address and the 2nd IP address;
If described media gateway receives described Ping order, then return described Ping order according to an IP address of carrying in described Ping order, and in the described Ping order returned, carry an IP address and the 2nd IP address;
When described base station controller receives the described Ping order returned, judge that an IP address and the 2nd IP address communicate with each other.
Wherein, the connectedness that described media gateway is tested between at least one the 2nd IP address and at least one IP address described comprises:
For an IP address and a 2nd IP address, described media gateway sends Ping order according to the 2nd IP address, and in described Ping order, carry an IP address and the 2nd IP address;
If described base station controller receives described Ping order, then return described Ping order according to an IP address of carrying in described Ping order, and in the described Ping order returned, carry an IP address and the 2nd IP address;
When described media gateway receives the described Ping order returned, judge that an IP address and the 2nd IP address communicate with each other.
Preferably, described base station controller and described media gateway comprise setting up medium surface according at least one address described:
Described base station controller receives the first assigned ip address from described Media Gateway Controller, wherein, the first assigned ip address is that an address of at least one address centering that described media gateway is determined from described media gateway is to selecting and informing an IP address of described Media Gateway Controller;
Described base station controller informs to described Media Gateway Controller according to its at least one address determined to by the second assigned ip address, to make described Media Gateway Controller, described second assigned ip address is informed to described media gateway, wherein, the described first assigned ip address of described second assigned ip address and selection belongs to described base station controller and tests the same address pair determined.
Preferably, the described first assigned ip address of selection informs described base station controller by described Media Gateway Controller by Assignment Command.
Wherein, the second assigned ip address is informed to described Media Gateway Controller and comprises by described base station controller:
Described second assigned ip address is informed to described Media Gateway Controller by assignment acknowledgement command by described base station controller.
Wherein, the operation that described base station controller receives from least one IP address of Media Gateway Controller comprises:
When the reset operation of described base station controller and described Media Gateway Controller terminates, described base station controller receives at least one the IP address from described Media Gateway Controller; Or,
In the successful situation of described media gateway registration, described base station controller receives at least one the IP address from described Media Gateway Controller; Or,
When described media gateway upgrades an IP address, described base station controller receives at least one the IP address from described Media Gateway Controller; Or,
Described base station controller receives at least one the IP address from described Media Gateway Controller with predetermined period.
Preferably, the operation that described media gateway receives from least one IP address of Media Gateway Controller comprises:
In the successful situation of described media gateway registration, described media gateway receives at least one the IP address from described Media Gateway Controller; Or,
When described media gateway upgrades an IP address, described media gateway receives at least one the IP address from described Media Gateway Controller; Or,
Described media gateway receives at least one the IP address from described Media Gateway Controller with predetermined period.
Medium surface set up a system, comprising:
First receiver module, is arranged at side of base station controller, and for receiving at least one the IP address from Media Gateway Controller, wherein, a described IP address is the medium surface IP address of media gateway;
First test module, be arranged at side of base station controller, for testing the connectedness between at least one the 2nd IP address and at least one IP address described, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other, and described 2nd IP address is the medium surface IP address of described base station controller; And, the IP address of described first test module also for notifying in circuit domain call process according to described Media Gateway Controller, informs to described Media Gateway Controller by the 2nd IP address that the described IP address with notice is positioned at same address right;
Second receiver module, is arranged at media gateway side, for receiving from least one IP address described in described Media Gateway Controller;
Second test module, being arranged at media gateway side, for testing the connectedness between at least one the 2nd IP address and at least one IP address described, determining at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other;
Setting up module, be arranged at media gateway side, in circuit domain call process, carrying out the foundation of triggering media face by an IP address right for described at least one address centering address being informed to Media Gateway Controller.
By means of technique scheme of the present invention, by MGC, one or more medium surface IP addresses of MG are informed to BSC, and by MGC, one or more medium surface IP addresses of BSC are informed to MG, MG and BSC both sides can be measured according to the IP address of the IP address of local terminal and the other side, determine the IP address that can communicate with each other, and then select IP address to carry out medium surface foundation when needing to commence business according to respective measurement result, thus can by measuring the success rate improving A mouth medium surface and set up and call out, ensure the normal execution of communication, avoid because calling cannot transmission of signal and the Consumer's Experience that causes reduces and operator's cost increase, overcome the problem affecting communication because IP address is unavailable or connect fault.
Accompanying drawing explanation
Fig. 1 is the network structure with A interface relevant portion in the mobile communication network of prior art;
Fig. 2 is the flow chart based on the A Interface Media face portion process of establishing between MG and BSC of IP bearer types in prior art;
Fig. 3 is the schematic diagram in correlation technique, MG and BSC being configured with respectively to multiple medium surface address;
Fig. 4 is the flow chart of the method for building up of medium surface according to the embodiment of the present invention;
Fig. 5 is the flow chart obtaining medium surface IP address connection status according to BSC and MG of the embodiment of the present invention;
Fig. 6 is another flow chart obtaining medium surface IP address connection status according to BSC and MG of the embodiment of the present invention;
Fig. 7 is the detailed process figure of the method for building up of medium surface according to the embodiment of the present invention;
Fig. 8 is the structured flowchart of the system of setting up of medium surface according to the embodiment of the present invention.
Embodiment
To detect and to cause medium surface to be created as power low and then affect the problem of proper communication owing to cannot carry out connecting between IP address in correlation technique, the present invention proposes, by MGC, one or more medium surface IP addresses of MG are informed to BSC (preferably, all medium surface IP addresses of MG can be informed to BSC), and by MGC, one or more medium surface IP addresses of BSC are informed to MG, MG and BSC both sides can be measured according to the IP address of the IP address of local terminal and the other side, determine the IP address that can communicate with each other, and then select IP address to carry out medium surface foundation when needing to commence business according to respective measurement result, thus can by measuring the success rate improving A mouth medium surface and set up and call out, ensure the normal execution of communication.
Below in conjunction with accompanying drawing, describe embodiments of the invention in detail.
Fig. 4 is the flow chart of the method for building up of medium surface according to the embodiment of the present invention, and as shown in Figure 4, the method comprises the following steps:
Step S401, base station controller receives at least one the IP address from Media Gateway Controller, and wherein, an IP address is the medium surface IP address of media gateway;
Step S403, the connectedness between at least one the 2nd IP address and at least one IP address tested by base station controller, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other, and the 2nd IP address is the medium surface IP address of base station controller;
Step S405, media gateway receives at least one the 2nd IP address from Media Gateway Controller, and the connectedness of testing between at least one the 2nd IP address and at least one IP address, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other;
Step S407, in circuit domain call process, base station controller and media gateway according to the address determined separately to setting up medium surface.
By means of above-mentioned process, by MGC, one or more medium surface IP addresses of MG are informed to BSC, and by MGC, one or more medium surface IP addresses of BSC are informed to MG, MG and BSC both sides can be measured according to the IP address of the IP address of local terminal and the other side, determine the IP address that can communicate with each other, and then select IP address to carry out medium surface foundation when needing to commence business according to respective measurement result, thus can by measuring the success rate improving A mouth medium surface and set up and call out, ensure the normal execution of communication, avoid the problem affecting communication because IP address is unavailable or connect fault.
Before execution above-mentioned steps S401, MG needs in advance at least one IP address to be informed to MGC, and BSC needs in advance at least one the 2nd IP address to be informed to MGC.
In step s 404, BSC and MG is according to as follows to the processing procedure setting up medium surface according to the address determined separately: BSC receives the first assigned ip address from MGC, wherein, the first assigned ip address is that an address of at least one address centering that MG determines from MG is to selecting and informing the IP address of MGC; BSC informs to MGC according to its at least one address determined to by the second assigned ip address, and to make MGC that the second assigned ip address is informed to MG, wherein, the first assigned ip address of the second assigned ip address and selection belongs to BSC and tests the same address pair determined.
In the process above, the first assigned ip address that MG selects can inform BSC by MGC by Assignment Command.
In addition, the second assigned ip address can be informed to MGC by assignment acknowledgement command by BSC.
BSC can receive at least one the IP address from MGC in the following manner: when the reset operation of BSC and MGC terminates, and BSC receives at least one the IP address from MGC; Or when MG succeeds in registration, BSC receives at least one the IP address from MGC; Or when MG upgrades an IP address, BSC receives at least one the IP address from MGC; Or BSC receives at least one the IP address from MGC with predetermined period.
And, when testing, for an IP address and a 2nd IP address, BSC can send Ping order (also can be called that Ping wraps) according to the 2nd IP address, and in Ping order, carry an IP address and the 2nd IP address; If MG receives Ping order, then return Ping order according to an IP address of carrying in Ping order, and in the Ping order returned, carry an IP address and the 2nd IP address; When BSC receives the Ping order returned, judge that an IP address and the 2nd IP address communicate with each other.
Particularly, the operation that media gateway receives from least one IP address of Media Gateway Controller can comprise: in the successful situation of media gateway registration, and media gateway receives at least one the IP address from Media Gateway Controller; Or when media gateway upgrades an IP address, media gateway receives at least one the IP address from Media Gateway Controller; Or media gateway receives at least one the IP address from Media Gateway Controller with predetermined period.
And, when testing, for an IP address and a 2nd IP address, MG can send Ping order (also can be called that Ping wraps) according to the 2nd IP address, and in Ping order, carry an IP address and the 2nd IP address; If BSC receives Ping order, then return Ping order according to an IP address of carrying in Ping order, and in the Ping order returned, carry an IP address and the 2nd IP address; When MG receives the Ping order returned, judge that an IP address and the 2nd IP address communicate with each other.
In actual applications, MG and BSC can adopt the mode of mass-sending to send Ping order, also can send Ping order one by one, and MG and BSC can measure the connectedness between the IP address of both sides as much as possible, selects in order to follow-up carrying out or adds up.In addition, described herein to carry out test mode by Ping order be only an example, and according to demand, those skilled in the art can select other method of testing, will not enumerate herein.
For the annexation shown in Fig. 3, IP1 and IP2 is equivalent to an above-mentioned IP address, IP-bsc1 and IP-bsc2 is equivalent to the 2nd above-mentioned IP address, suppose that the result that BSC carries out continuity testing is that IP-bsc1 and IP1 is communicated with, IP-bsc2 and IP2 is communicated with, and now, can determine to there are two addresses pair between BSC and MG after test, one is IP-bsc1 and IP1, and another is IP-bsc2 and IP2.When setting up medium surface, MG can from IP1 and IP2 arbitrarily or select based on certain strategy, suppose that MG have selected IP1 (as above-mentioned first assigned ip address), now, IP1 can be informed to MGC by MG, IP1 can be informed to BSC by MGC further, BSC is according to the address pair of preserving, determine that another IP address being positioned at same address with IP1 right is IP-bsc1, therefore, BSC can select IP-bsc1 as above-mentioned second assigned ip address, and IP-bsc1 is informed to MGC, by MGC, IP-bsc1 is informed to MG, now, MG and BSC can know the IP address that the other side adopts, and connection between IP-bsc1 and IP1 is normal, therefore, it is possible to successfully set up medium surface, and, MG can also discharge and the irrelevant resource in the first assigned ip address (IP1) and the second assigned ip address (IP-bsc1) in time, thus the optimization utilization of resources, avoid unnecessary resource occupation.
Above-mentioned when setting up medium surface, from the IPmg list that can be communicated with BSC (IP address list of MG) arbitrarily or select based on certain strategy, particularly, MG can select based on one of following strategy MG:
(1) load balancing strategy
MG, according to the load-sharing strategy of IPmg list, select Ipmg (i.e. the first assigned ip address mentioned above), and IPmg can be communicated with the IP address on BSC.Have three addresses in such as IPmg list: its load proportion of IPmg-1, IPmg-2 and IPmg-3. is 1: 1: 2, then MG is when selection IPmg, makes the selection frequency of address in IPmg list meet 1: 1: 2 as far as possible.
(2) priority policy
Continue above-mentioned example, require prioritizing selection IPmg-3 in such as IPmg list, then, under the prerequisite that can be communicated with in the IP address of IPmg-3 with BSC, MG should select IPmg-3 as the first assigned ip address as far as possible.
(3) time-based selection strategy
The IP address corresponding to current slot is searched in the IP address relationship table of the time period preset and interface.Particularly, between 0 of every day is o'clock to 8 o'clock, can requires to select IPmg-1 in IPmg list, between 8-16 point, select IPmg-2, between 16-24 point, select IPmg-3.Like this, 6 points in the morning, under the prerequisite that IPmg-1 can be communicated with IP address on BSC, the IP address selected by MG should be IPmg-1.
In actual application, above several selection strategy can be carried out combination in any, to realize more reasonably the first assigned ip address choice strategy, and, different selection strategies can be adopted as the case may be in different time sections.Such as, between 8 o'clock to 20 o'clock of every day, adopt the strategy based on priority, between 20 of every day to next day 8, adopt the strategy based on load balancing.
In addition, BSC also can according to above-mentioned strategy, and one in selection IP-bsc address list (IP address list of BSC), as the second assigned ip address, repeats no more here.
Fig. 5 is the flow chart obtaining medium surface IP address connection status according to BSC and MG of the embodiment of the present invention, as shown in Figure 5, comprises following process:
Step 501, after MGC obtains the medium surface IP address list of MG, the medium surface IP address list of MG is sent to BSC, wherein, MG can send the medium surface IP address list of MG when on one of following transmission opportunity to BSC: between BSC and MGC, reseting procedure terminates, MG when succeeding in registration, MG when upgrading the medium surface IP address of MG, MGC periodically send the medium surface IP address list of MG to BSC; Preferably, in this step, MGC can obtain one of in the following manner the medium surface IP address list of MG: inform MGC by configuration, MG.
Step 502, BSC receives the medium surface IP address list of MG, returns confirmation to MGC.
Step 503, BSC gets the medium surface IP address list of MG, by the connected state between the medium surface IP address (i.e. BSC medium surface IP address) of ping order detection local terminal and the medium surface IP address of MG, and one or more addresses pair that can be communicated with each other can be preserved.
Fig. 6 is another flow chart obtaining medium surface IP address connection status according to BSC and MG of the embodiment of the present invention, as shown in Figure 6, comprises following process:
Step 601, after MGC gets the medium surface IP address list of BSC, the medium surface IP address list of BSC is sent to MG, wherein, MGC can send the medium surface IP address list of BSC when on one of following transmission opportunity to MG: MG succeeds in registration, MG when upgrading the medium surface IP address of MG, MGC periodically send the medium surface IP address list of BSC to MG; Preferably, in this step, MGC can obtain one of in the following manner the medium surface IP address list of BSC: by configuration, BSC informs MGC.
Step 602, MG receives the medium surface IP address list of BSC, returns confirmation to MGC.
Step 603, MG gets the medium surface IP address list of BSC, by the connected state between the medium surface IP address (i.e. MG medium surface IP address) of ping order detection local terminal and the medium surface IP address of BSC, and one or more addresses pair that can be communicated with each other can be preserved.
Fig. 7 is the detailed process figure of the method for building up of medium surface according to the embodiment of the present invention, describes IP after adopting the present invention and carries the medium surface process of establishing of A mouth, as shown in Figure 7, comprise the following steps:
Step 701, MGC sends to MG and sets up end command, and for applying for the terminal of IP type, the A mouthpiece starting to be established to BSC carries.
Step 702, MG is according to the connected state of the medium surface address of BSC and local terminal medium surface IP address, namely MG is according to one or more addresses pair that can be communicated with each other of preserving, select available local terminal medium surface IP address (the medium surface IP address of MG), here, available local terminal medium surface IP address refers to the medium surface IP address (namely selecting the medium surface IP address of MG address centering) of the MG that can be connected with one or more IP address of BSC, and the medium surface IP address assignment port of MG for selecting, the medium surface IP address of the MG selected and port are carried in terminal responds and return to MGC.Such as, two are preserved to the address pair that can be communicated with each other: IP1 and IP-bsc1 is connected in MG, IP2 and IP-bsc2 is connected, wherein, IP1 and IP2 is the medium surface IP address of MG, IP-bsc1 and IP-bsc2 is the medium surface IP address of BSC, now, MG can select in IP1 or IP2 any one return to MGC, here, suppose that MG selects IP1.
Step 703, MGC sends Assignment Command to BSC, wherein, carries medium surface IP address and the port of the MG that MG selects in this Assignment Command, if MG selects the medium surface IP address of IP1, the then MG carried in Assignment Command to be just IP1.
Step 704, BSC receives Assignment Command, according to the connected state between the medium surface IP address of local terminal medium surface IP address and MG, namely BSC is according to one or more addresses pair that can be communicated with each other of preserving, select local terminal medium surface IP address (i.e. the medium surface IP address of BSC), and the medium surface IP address of the BSC selected is carried at assignment reply in return to MGC.Such as, in above-mentioned steps S702, MG selects IP1, by above-mentioned Fig. 5 or Fig. 6, can find out, one or more addresses that can be communicated with each other that one or more addresses that can be communicated with each other pair that BSC preserves and MG preserve are to being identical, so, in this step, if MG selects IP1, BSC can determine the medium surface IP address of the BSC be connected with IP1 be IP-bsc1, BSC IP-bsc1 can be carried at assign reply in return to MGC.
Step 705, the medium surface IP address of BSC is carried in amendment station command and sends to MG by MGC.
Step 706, MG receives above-mentioned terminal modifications order, and return terminal modifications response to MGC, now, the A Interface Media face process of establishing between MG and BSC completes.
By above-mentioned process, rational IP address can be selected when medium surface set up by needs according to measurement result, thus effectively can improve the success rate of the foundation of A mouth medium surface and calling, ensure the normal execution of communication, avoid the problem affecting communication because IP address is unavailable or connect fault; Further, the method for building up of the medium surface that the present embodiment provides can be combined with each other with medium surface Establishing process of the prior art well, and without the need to carrying out larger change, implementation procedure is comparatively simple; Further, by discharging IP resource in time, the unnecessary of resource can be avoided to take, reaching the object optimizing the utilization of resources.
Fig. 8 is the structured flowchart of the system of setting up of medium surface according to the embodiment of the present invention, and as shown in Figure 8, this system comprises:
First receiver module 81, is arranged at BSC side, and for receiving at least one the IP address from MGC, wherein, an IP address is the medium surface IP address of MG;
First test module 82, be arranged at BSC side, be connected to the first receiver module 81, for testing the connectedness between at least one the 2nd IP address and at least one IP address, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other, and the 2nd IP address is the medium surface IP address of BSC; Further, the IP address of the first test module also for notifying in circuit domain call process according to MGC, informs to MGC by the 2nd IP address that the IP address with notice is positioned at same address right;
Second receiver module 83, is arranged at MG side, for receiving at least one the IP address from MGC;
Second test module 84, be arranged at MG side, be connected to the second receiver module 83, for testing the connectedness between at least one the 2nd IP address and at least one IP address, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other;
Setting up module 85, be arranged at MG side, be connected to the second test module 84, in circuit domain call process, carrying out the foundation of triggering media face by an IP address right at least one address centering address being informed to MGC.
First receiver module 81 and the first test module 82 both can be arranged in BSC, also can arrange independent of BSC and communicate with BSC, similarly, the second receiver module 83, second test module 84 and set up module 85 and both can be arranged in MG, also can arrange independent of MG and communicate with BSC.
This system equally can the process that jointly performs of BSC, MG and MGC described in manner of execution embodiment, and reaches similar effect, is described, no longer repeats here before concrete processing procedure.
In sum, by means of above-mentioned process, can on the basis of existing A port system, allow switched-media face IP address list between BSC and MG, and carry out continuity testing respectively, thus medium surface is set up in the medium surface IP address enabling MG with BSC select to be communicated with, thus can by measuring the success rate improving A mouth medium surface and set up and call out, ensure the normal execution of communication, avoid because calling cannot transmission of signal and the Consumer's Experience that causes reduces and operator's cost increase, overcome the problem affecting communication because IP address is unavailable or connect fault, and the unnecessary of resource can be avoided to take with the resource that selected IP address has nothing to do by release in time.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a method for building up for medium surface, is characterized in that, comprising:
Base station controller receives at least one the IP address from Media Gateway Controller, and wherein, a described IP address is the medium surface IP address of media gateway;
The connectedness between at least one the 2nd IP address and at least one IP address described tested by described base station controller, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other, and described 2nd IP address is the medium surface IP address of described base station controller;
Described media gateway receives from least one the 2nd IP address described in Media Gateway Controller, and the described connectedness between at least one the 2nd IP address and at least one IP address described of test, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other;
In circuit domain call process, described base station controller and described media gateway according to the address determined separately to setting up medium surface;
Wherein, described base station controller and described media gateway comprise setting up medium surface according at least one address described:
Described base station controller receives the first assigned ip address from described Media Gateway Controller, wherein, the first assigned ip address is that an address of at least one address centering that described media gateway is determined from described media gateway is to selecting and informing an IP address of described Media Gateway Controller;
Described base station controller informs to described Media Gateway Controller according to its at least one address determined to by the second assigned ip address, to make described Media Gateway Controller, described second assigned ip address is informed to described media gateway, wherein, the described first assigned ip address of described second assigned ip address and selection belongs to described base station controller and tests the same address pair determined.
2. method for building up according to claim 1, is characterized in that, comprises further:
At least one IP address described is informed to described Media Gateway Controller by described media gateway in advance.
3. method for building up according to claim 1, is characterized in that, comprises further:
At least one the 2nd IP address described is informed to described Media Gateway Controller by described base station controller in advance.
4. method for building up according to claim 1, is characterized in that, the connectedness that described base station controller is tested between at least one the 2nd IP address and at least one IP address described comprises:
For an IP address and a 2nd IP address, described base station controller sends Ping order according to the 2nd IP address, and in described Ping order, carry an IP address and the 2nd IP address;
If described media gateway receives described Ping order, then return described Ping order according to an IP address of carrying in described Ping order, and in the described Ping order returned, carry an IP address and the 2nd IP address;
When described base station controller receives the described Ping order returned, judge that an IP address and the 2nd IP address communicate with each other.
5. method for building up according to claim 1, is characterized in that, the connectedness that described media gateway is tested between at least one the 2nd IP address and at least one IP address described comprises:
For an IP address and a 2nd IP address, described media gateway sends Ping order according to the 2nd IP address, and in described Ping order, carry an IP address and the 2nd IP address;
If described base station controller receives described Ping order, then return described Ping order according to an IP address of carrying in described Ping order, and in the described Ping order returned, carry an IP address and the 2nd IP address;
When described media gateway receives the described Ping order returned, judge that an IP address and the 2nd IP address communicate with each other.
6. method for building up according to claim 1, is characterized in that, the described first assigned ip address of selection informs described base station controller by described Media Gateway Controller by Assignment Command.
7. method for building up according to claim 1, is characterized in that, the second assigned ip address is informed to described Media Gateway Controller and comprises by described base station controller:
Described second assigned ip address is informed to described Media Gateway Controller by assignment acknowledgement command by described base station controller.
8. method for building up according to any one of claim 1 to 7, is characterized in that, the operation that described base station controller receives from least one IP address of Media Gateway Controller comprises:
When the reset operation of described base station controller and described Media Gateway Controller terminates, described base station controller receives at least one the IP address from described Media Gateway Controller; Or,
In the successful situation of described media gateway registration, described base station controller receives at least one the IP address from described Media Gateway Controller; Or,
When described media gateway upgrades an IP address, described base station controller receives at least one the IP address from described Media Gateway Controller; Or,
Described base station controller receives at least one the IP address from described Media Gateway Controller with predetermined period.
9. method for building up according to any one of claim 1 to 7, is characterized in that, the operation that described media gateway receives from least one IP address of Media Gateway Controller comprises:
In the successful situation of described media gateway registration, described media gateway receives at least one the IP address from described Media Gateway Controller; Or,
When described media gateway upgrades an IP address, described media gateway receives at least one the IP address from described Media Gateway Controller; Or,
Described media gateway receives at least one the IP address from described Media Gateway Controller with predetermined period.
10. medium surface set up a system, it is characterized in that, comprising:
First receiver module, is arranged at side of base station controller, and for receiving at least one the IP address from Media Gateway Controller, wherein, a described IP address is the medium surface IP address of media gateway;
First test module, be arranged at side of base station controller, for testing the connectedness between at least one the 2nd IP address and at least one IP address described, determine at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other, and described 2nd IP address is the medium surface IP address of described base station controller; And, the IP address of described first test module also for notifying in circuit domain call process according to described Media Gateway Controller, informs to described Media Gateway Controller by the 2nd IP address that the described IP address with notice is positioned at same address right;
Second receiver module, is arranged at media gateway side, for receiving from least one IP address described in described Media Gateway Controller;
Second test module, being arranged at media gateway side, for testing the connectedness between at least one the 2nd IP address and at least one IP address described, determining at least one address pair, wherein, each address is to comprising the IP address and a 2nd IP address that communicate with each other;
Setting up module, be arranged at media gateway side, in circuit domain call process, carrying out the foundation of triggering media face by an IP address right for described at least one address centering address being informed to Media Gateway Controller; Wherein, by an IP address right for described at least one address centering address is informed to Media Gateway Controller come triggering media face set up be specially: receive the first assigned ip address from described Media Gateway Controller, wherein, the first assigned ip address is that an address of at least one address centering that described media gateway is determined from described media gateway is to selecting and informing an IP address of described Media Gateway Controller; Described Media Gateway Controller is informed to by the second assigned ip address according at least one address that the second test module is determined, to make described Media Gateway Controller, described second assigned ip address is informed to described media gateway, wherein, the described first assigned ip address of described second assigned ip address and selection belongs to described second test module and tests the same address pair determined.
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| CN101047604A (en) * | 2006-05-17 | 2007-10-03 | 华为技术有限公司 | Data redundant transmitting method and system |
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| CN101472294B (en) * | 2007-12-28 | 2010-12-08 | 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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