CN102958085B - A kind of short message center platform and method of calling - Google Patents
A kind of short message center platform and method of calling Download PDFInfo
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- CN102958085B CN102958085B CN201110243597.9A CN201110243597A CN102958085B CN 102958085 B CN102958085 B CN 102958085B CN 201110243597 A CN201110243597 A CN 201110243597A CN 102958085 B CN102958085 B CN 102958085B
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Abstract
The invention provides a kind of short message center platform, comprise: the signaling IAD pond being provided with multiple signaling access gateway node, described multiple signaling access gateway node is connected with at least one load equalizer, wherein, described load equalizer is used for the distribution carrying out service request according to the load capacity of each signaling access gateway node; Described signaling IAD pond externally only discloses a virtual IP address.After this invention takes technique scheme, due to described signaling IAD is taken the mode that load equalizer carries out networking POOL, thus, the program can promote network redundancy backup degree, reduce investment amount and dilatation difficulty, promotes the flexibility of network adjustment.In addition, a kind of method of calling of short message center platform is additionally provided.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of short message service center platform.In addition, the invention also discloses a kind of note method of calling.
Background technology
At present, short message service has become a kind of and has been deep into society and the communication service of the public, its fast and easily feature meet the allegro feature of current social, be extensively subject to the welcome of user.From the position of common carrier, short message service is one of most important components of its income, attention, and sms center is as the core system of carrying short message service, and its importance is self-evident.
Sms center is the combination of signaling and IP, foreground partition is called signaling IAD, by 2M signaling link core network access, backstage is called Short Message Scheduling Center, the connection with signaling IAD and each business platform is realized by IP signaling, in prior art, described by the following Fig. 1 of the typical sms center network architecture: as shown in the figure, wherein USAU module is exactly signaling IAD part, interoffice FCC, local FCC, SMCAPP, MAPServer, MTIServer forms Short Message Scheduling Center part, wherein, described sms center and outside mobile telephone exchange network follow No.7 signaling protocol specification, and be connected with other outside and follow TCP/IP specification.
Specifically, the modules function in Fig. 1 is as follows:
1, Tellin-Usau: fractionation and the conversion of being responsible for No.7 signaling bag; 2, MTIServer: be responsible for connecting Usau part and SMSC part, change the signaling bag sended over from Usau; 3, MAPServer: be responsible for connecting MTIServer module and SMCAPP module, to the request of multiple SMCAPP module distribution service, broadcast AlertSC message; 4, SMCAPP: kernel scheduling module, is responsible for the scheduling of user's short message, storage, forwarding; 5, FCC: load balancing module, when excess load appears in local SMCAPP, forwards other SMCAPP resume module to by partial service; 6, BillCreter: ticket module, is responsible for the generation of charging bill and statistics ticket; 7, BackupDeamon: carry out the temporary of main frame short message and rollback when responsible two-shipper is switched; 8, DBDeamon: database module, is responsible for user's short message being carried out warehouse-in and preserves, be convenient to review inquiry afterwards; 9, L2CacheDeamon: L2 cache module, is responsible for keeping in unnecessary short message when the short message of SMCAPP buffer memory reaches some; 10, CCM: SMS value-added service module, is responsible for managing some SMS value-added services, such as DCS; 11, UserProxy: short-message user administration module, primary responsibility is opened an account to short-message user, cancellation, business change management; 12, HA, Clustermng, FireMirror: two-shipper management correlation module, for managing two-shipper, dispatching, switch; 13, MTServer: dimension surveys module, carries out dimension to SMSC and surveys managerial demand use private client, must carry out dimension survey by MTServer; 14, AlertServer: alarm module, uploads to Upper NM Station by this module by alarm; 15, Infox gateway: other operation systems, as dream net gateway, Interworking GateWay, industry gateway, is responsible for converging other business platforms, managing.
In addition, due to for a set of sms center, its bearing capacity has certain restriction, super large traffic carrying capacity can not be carried, for solving single regional super large traffic carrying capacity problem, the sms center structure of a kind of MAP mode networking is further provided in prior art, as shown in Figure 2, multiple Short Message Scheduling Center is linked into a USAU by this mode jointly, adopt interconnection each other, divide the service request sent evenly to being distributed to each Short Message Scheduling Center, thus the load balancing of super large traffic carrying capacity can be realized from USAU like this.Each physical node is as relatively independent in USAU and SMSC etc., SMSC adopts the mode of dual-machine redundancy backup to ensure the communication security of respective node, as IBM equipment adopts HA two-shipper, the self-produced ATAE equipment of Huawei adopts VCS two-shipper, general principle is all the business jointly being carried a node by two main frames, when occur wherein some equipment delay machine, an other main frame can take over business, and guarantee business is not interrupted.Like this, in theory only otherwise the two main frame of single node occurs all delays the situation of machine, business will be protected.
But, analyze the structure of two kinds of short message center platform of prior art, can find that existing traditional sms center networking has obvious defect, such as,
For the product of existing network Huawei Company, SMSC part is usual based on the minicomputer of IBM and self-produced ATAE rolling reamer machine, duplex software is respectively HA and VCS, two kinds of duplex softwares all once ran into the problem and more than a time that unit fault but can not normally switch or frequently switch in actual applications, because the structure of duplex software is very complicated, the time of often automatically switching once was at about 5-10 minute, and often there is the nonsynchronous phenomenon of two-shipper, technical staff requires a great deal of time commissioning process, add and rush for on-the-spot time and the time of handling failure, business can for a long time can not normal use, the impact that user is subject to is very large.And Two-channel switching shows well in daily test, success rate is very high.Before and after performance huge contrast make technical staff very puzzled and worry, over several years technical staff be devoted to always two-shipper maintenance and optimize but can not reach gratifying degree all the time.
In addition, from the figure of networking, even if adopt the networking of many MAP mode, USAU part still belongs to single-point structure, and according to " Law of Barrel ", USAU equipment is the potential biggest threat of business normal operation, once break down, without any redundant measure, short message service can interrupt completely.
Summary of the invention
Object of the present invention is exactly the problem that will solve SMSC and USAU redundancy backup degree deficiency in sms center, provides a kind of safe coefficient higher, invests less network-building method.
According to the first object of the present invention, provide a kind of short message center platform, comprising:
Be provided with the signaling IAD pond of multiple signaling access gateway node, described multiple signaling access gateway node is connected with at least one load equalizer, wherein, described load equalizer is used for the distribution carrying out service request according to the load capacity of each signaling access gateway node;
Described signaling IAD pond externally only discloses a virtual IP address.
Wherein, after this invention takes such scheme, described signaling IAD can be set to multiple, and can realize dynamic assignment by load equalizer, thus, solve in prior art because USAU signaling access module part takes single-point structure and without the technical disadvantages of disaster recovery measure.
Further, preferred structure is, described signaling IAD pond is docked with mobile telephone exchange network by broadband BICC signaling protocol or Session Initiation Protocol.
In addition, preferred structure is, also comprise: the Short Message Scheduling Center pond being provided with multiple Short Message Scheduling Centers node, described multiple Short Message Scheduling Centers node is connected with at least one load equalizer, wherein, described load equalizer is used for the distribution carrying out service request according to the load capacity of each Short Message Scheduling Center node; Described Short Message Scheduling Center pond externally only discloses a virtual IP address.。
Further, preferred structure is, described Short Message Scheduling Center pond is linked together by IP signaling agreement and signaling IAD pond.
After this invention takes technique scheme, due to described signaling IAD and/or Short Message Scheduling Center are taken the mode that load equalizer carries out POOLization, the burden of network can be alleviated, and, network redundancy backup degree can be promoted, reduce investment amount and dilatation difficulty, promote the flexibility of network adjustment.
According to another object of the present invention, the invention provides a kind of signaling IAD pond, comprising:
Multiple signaling access gateway node; Connect the load equalizer of described signaling access gateway node, for service request being distributed among each signaling access gateway node according to the load capacity of each signaling access gateway node described.
According to another object of the present invention, the invention provides a kind of Short Message Scheduling Center pond, comprising:
Multiple Short Message Scheduling Centers node; Connect the load equalizer of described Short Message Scheduling Center node, for service request being distributed among each Short Message Scheduling Center node according to the load capacity of each Short Message Scheduling Center node.
According to another object of the present invention, the invention provides a kind of load equalizer, comprising:
Querying node unit, load allocation unit and allocation strategy unit;
Described querying node unit, for the load capacity of each signaling access gateway node of poll or Short Message Scheduling Center node successively;
Described allocation strategy unit, for generating and storing traffic assignments ratio according to Query Result;
Described load allocation unit, for carrying out the distribution of service request according to described traffic assignments ratio.
After taking such scheme, each node that load equalizer of the present invention can connect for it provide distribution of services to manage and virtual address to the management conversion of true address, ensure that service request is distributed to real IP address equably by virtual IP address and gets on, and, in arbitrary hostdown and after losing service bearer ability, this failed host can automatically be isolated away by described equalizer, service request is distributed on the business main frame of other normal conditions, and guarantee business is not suffered a loss.
According to another object of the present invention, the invention provides a kind of method of calling of short message center platform, comprising: short message service request is forwarded in signaling IAD pond by A, mobile telephone exchange network;
The short message service request dispatching received carries out protocol conversion to each signaling access gateway node by B, signaling IAD pond, is then sent among Short Message Scheduling Center pond by the service request after conversion;
The short message service request dispatching that receives is given in each Short Message Scheduling Center node by C, Short Message Scheduling Center pond, each Short Message Scheduling Center node described is asked respectively to mobile network and is got the positional information of object user, then by short message issuing to signaling IAD pond;
The short message received is distributed to each signaling access gateway node and is carried out protocol conversion by D, signaling IAD pond, by conversion after short message return to mobile telephone exchange network, by mobile telephone exchange network by short message issuing to object user.
Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from specification, or understand by implementing the present invention.Object of the present invention and other advantages realize by structure specifically noted in write specification, claims and accompanying drawing and obtain.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, together with embodiments of the present invention for explaining the present invention, is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is one of the prior art typical sms center network architecture schematic diagram;
Fig. 2 is the structural representation that in prior art, a kind of many MAP connect networking;
Fig. 3 is the structural representation of the short message center platform of one embodiment of the invention;
Fig. 4 is the load equalizer of one embodiment of the present of invention and the connection diagram of each node;
Fig. 5 is the connection diagram of the short message center platform of one embodiment of the invention;
Fig. 6 is the structural representation of the load equalizer of embodiment in the present invention;
Fig. 7 is the schematic flow sheet of the method for calling of short message center platform of the present invention;
Fig. 8 is the schematic flow sheet of the method for calling of the short message center platform of one embodiment of the invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail, to make above-mentioned advantage of the present invention definitely.
system embodiment one:
Fig. 3 is the structural representation of the short message center platform of one embodiment of the invention;
As shown in Figure 3, among the preferred embodiment, described short message center platform, comprise signaling IAD pond and Short Message Scheduling Center pond, and, described short message center platform is connected with mobile telephone exchange network, BOSS, Short Message Service Gateway, WAP center, and among the present embodiment, described short message center platform is connected with described mobile telephone exchange network by broadband BICC signaling protocol or Session Initiation Protocol; Described short message center platform and described BOSS, Short Message Service Gateway, WAP center are linked together by IP signaling agreement.
Wherein, according to a preferred embodiment of the invention, described signaling IAD pond is the gateway pond be made up of multiple signaling access gateway node, wherein, described multiple signaling access gateway node is connected with at least one load equalizer, and described load equalizer is used for the distribution carrying out service request according to the load capacity of each signaling access gateway node; Further, described signaling IAD pond externally only discloses a virtual IP address, such as, and the virtual IP address of load equalizer.
And, among this preferred embodiment, described Short Message Scheduling Center pond comprises multiple Short Message Scheduling Centers node, these Short Message Scheduling Center nodes and at least one load equalizer link together, and wherein, described load equalizer is used for the distribution carrying out service request according to the load capacity of each Short Message Scheduling Center node and the load of business, and, described Short Message Scheduling Center externally only discloses a virtual IP address, such as, and the virtual IP address of load equalizer.
In addition, among this embodiment, described load equalizer is set to main load equalizer and secondary load equalizer, for realizing the disaster tolerance in signaling IAD pond and/or Short Message Scheduling Center pond.
The present embodiment is after taking technique scheme, owing to being provided with described signaling IAD pond and Short Message Scheduling Center pond, thus, it load equalizer in signaling IAD pond or Short Message Scheduling Center pond can realize the dynamic assignment of each node in pond, reach the balanced management of the node to inside, pond district, thus solve the single-point hidden danger and the inadequate deficiency of redundancy backup degree that short message center platform of the prior art exists, and then improve the safe coefficient of short message center platform, become original 1+1 backup into M+N backup, and then user uses the guarantee of short message service to be improved.
device embodiment two:
Fig. 4 is the load equalizer of one embodiment of the present of invention and the connection diagram of each node; As described in Figure 4, described load equalizer is connected with multiple node 1,2,3, n.
Wherein, described load equalizer mainly according to the requirement in aggregated structure, for its each node cluster pond connected provide distribution of services to manage and virtual address to the management conversion of true address.
According to the present embodiment, described load equalizer have employed the principle of virtual server, IP address and port numbers are combined, virtual server constructs an IP address pool, each node is given in IP address in pond, and changed the mechanism by home address, achieve the mapping of IP address one-to-many.
Specifically, described load equalizer is provided with IP address pool management unit, for storing the inside real IP address of each signaling access gateway node or Short Message Scheduling Center node, and according to above-mentioned real IP address, service request is assigned among each node 1,2,3, n.
Such as: in described pond, the capacity of each physical node in (signaling IAD pond or Short Message Scheduling Center pond) is identical, then load equalizer can set polling schemas, business is evenly distributed; If the Capacity Ratio of each physical node is 1: 3: 5 in pond, then load equalizer can set strategy equally, by business according to 1: 3: 5 ratio be distributed to each node, ensure that each physical node can carry the business matched with oneself ability thus.
device embodiment three:
Among the present invention, above-mentioned signaling access gateway node is made up of USAU signaling access module, and it provides the path from mobile telephone exchange network to Short Message Scheduling Center pond for short message, completes the protocol specification conversion of short message.
The 26S Proteasome Structure and Function of described Short Message Scheduling Center node and the node of prior art are similar, and it does not functionally change, and buffer memory and the scheduling of its primary responsibility short message forward, the generation etc. of billing document and statistics file.That is, described Short Message Scheduling Center node, specifically comprises: MTIServer unit, MAPServer unit and SMSC unit;
Wherein, described MTIServer unit, for the signaling bag of conversion receiver; Described MAPServer unit, for the request of multiple SMSC distribution service and broadcast AlterSC message; Described SMSC unit, for the scheduling of responsible user's short message, storage and forwarding.
And, unimpeded in order to ensure short message service flow process, AlertSC message is made to mate with correct entity short message, need MTIServer subelement, MAPServer subelement and SMSC subelement according to carrying out interconnection like that in Fig. 2 of prior art, thereby, it is possible to ensure that AlertSC message is mated with correct entity short message.
device embodiment four:
Fig. 5 is the connection diagram of the short message center platform of one embodiment of the invention.
As shown in the figure, among the present embodiment, among said short message central platform, include signaling IAD pond and pond, note control centre, wherein, described signaling IAD pond is connected by BICC signaling protocol or Session Initiation Protocol with mobile switching centre; Pond, described note control centre is connected with business platform and signaling IAD pond by IP signaling agreement.
Wherein, described mobile telephone exchange network is responsible for submitting to short message and the short message issuing that issued by sms center to user to sms center; It comprises the CDMA network facilities such as GSM network equipment and MSCServer, MGW, RNC such as HLR, MSC, STP, BSC, and the signaling process of short message in mobile telephone exchange network is substantially identical with traditional approach.
Native system and prior art not something in common are, among the present embodiment, mobile telephone exchange network adopts broadband BICC signaling protocol and/or Session Initiation Protocol with docking of short message center platform, to break away from the dependence to signalling system No.7 agreement.
Wherein, described business platform is same as the prior art, comprises existing BOSS, Short Message Service Gateway, MMS gateway and WAP gateway, its starting point as short message service and terminal, be connected with the virtual address in Short Message Scheduling Center pond, be responsible for submission and the acceptance of short message, and function be constant.
Wherein, described signaling IAD pond, comprising: multiple signaling access gateway node; Two load equalizers be connected with described signaling access gateway node, for being distributed among each signaling access gateway node according to the load capacity of each signaling access gateway node described by service request; Wherein, described signaling IAD pond externally only discloses a virtual IP address; Wherein, a described load equalizer is as main load equalizer, and another is as disaster-tolerant backup load equalizer.
Wherein, described load equalizer, according to Fig. 6, specifically comprises: querying node unit, load allocation unit and allocation strategy unit; Described querying node unit, for the load capacity of each signaling access gateway node of poll successively;
Described allocation strategy unit, for generating and storing traffic assignments ratio according to Query Result;
Described load allocation unit, for giving traffic assignments to be allocated among each signaling access gateway node according to described traffic assignments ratio.
Further, among described load equalizer, described querying node unit, also for inquiring about the available situation of each signaling access gateway node; Described load allocation unit, also isolates described malfunctioning node for the available situation according to node from signaling IAD pond.
In addition, among described load equalizer, being also provided with IP address pool management unit, for storing the inside real IP address of each signaling access gateway node, and according to above-mentioned real IP address, service request being assigned among each node.
Wherein, described Short Message Scheduling Center pond, comprising: multiple Short Message Scheduling Centers node; Load equalizer, for being distributed among each Short Message Scheduling Center node according to the load capacity of each Short Message Scheduling Center node by service request; Wherein, described Short Message Scheduling Center pond externally only discloses a virtual IP address.
Further, described load equalizer, specifically comprises: querying node unit, load allocation unit and allocation strategy unit; Described querying node unit, for the load capacity of each Short Message Scheduling Center node of poll successively;
Described allocation strategy unit, for generating and storing traffic assignments ratio according to Query Result;
Described load allocation unit, for giving traffic assignments to be allocated among each Short Message Scheduling Center node according to described traffic assignments ratio.
In addition, among described load equalizer, described querying node unit, also for inquiring about the available situation of each Short Message Scheduling Center node; Described load allocation unit, also isolates described malfunctioning node for the available situation according to node from Short Message Scheduling Center pond.
And, among described load equalizer, also being provided with IP address pool management unit, for storing the inside real IP address of each Short Message Scheduling Center node, and according to above-mentioned real IP address, service request being assigned among each Short Message Scheduling Center node.
After this invention takes technique scheme, due to described signaling IAD and/or Short Message Scheduling Center are taken the mode that load equalizer carries out POOLization, the burden of network can be alleviated, and, network redundancy backup degree can be promoted, reduce investment amount and dilatation difficulty, promote the flexibility of network adjustment.
Thus, the present invention compensate for the deficiency that existing sms center network configuration exists single-point hidden danger and redundancy backup degree, improve the safe coefficient of short message center system itself, become original 1+1 backup into M+N backup, user uses the guarantee of short message service to get a promotion.
When certain physical node in pond or multiple physical node occur abnormal, if not having influence on user normally uses short message service extremely for this, then can continue bearer service, technical staff can carefully analyze, search reason and get rid of;
In addition, user has been had influence on when normally using short message service if this is abnormal, without the need to expensive time series analysis as before, search problem, the professional chief time is caused to carry under abnormal condition, can directly certain or multiple warping apparatus to be rolled off the production line process by load equalizer, by remaining normal device bearer service completely.Like this, business can be recovered within the shortest time, and requires very low to the skill level of operating personnel, only need understand how to be rolled off the production line by faulty equipment, eliminates professional and technical personnel and rushes for the on-the-spot time.
Further, the degree of flexibility that can promote network adjustment, dilatation of the present invention, and reducing the investment amount of sms center, more energy can concentrate in the optimization to network and business by technical staff, and investment personnel also can save a part of expense for otherwise networking.
That is, the load equalizer in (signaling IAD pond or Short Message Scheduling Center pond in) among the present invention can for each node pool provide distribution of services to manage and virtual address to the management conversion of true address.Wherein, arbitrary hostdown in pond after losing service bearer ability, load equalizer is responsible for automatically it being isolated from pond, and service request is distributed to the business main frame under other normal conditions, guarantee business is not suffered a loss.
In addition, described load equalizer can also according to the capacity of physical node each in Pool, and load equalizer can set the many algorithms such as poll, weight, observation, prediction, ensures that each node bearer traffic is no more than disposal ability.
By load equalizer, poll distribution being carried out to business, ensure that the load of each node in pond is identical, by load equalizer, the physical node in pond is controlled simultaneously, laying the first stone for really realizing " controlling to be separated completely with service bearer " from now on.
Thus, the present invention compensate for the deficiency that existing sms center network configuration exists single-point hidden danger and redundancy backup degree, improve the safe coefficient of short message center system itself, become original 1+1 backup into M+N backup, user uses the guarantee of short message service to get a promotion.
The importance of for equipment state own weakens by this motion greatly, replaces, and the importance of the state of business own is greatly improved.Such as, when certain physical node in pond or multiple physical node occur abnormal, if not having influence on user normally uses short message service extremely for this, then bearer service can be continued.
embodiment of the method one:
According to the present embodiment and accompanying drawing 7, the method for calling of short message center platform of the present invention, specifically, comprises following step:
S101: short message service request is forwarded in signaling IAD pond by mobile telephone exchange network;
S102: the short message service request dispatching received carries out protocol conversion to each signaling access gateway node by signaling IAD pond, is then sent among Short Message Scheduling Center pond by the service request after conversion; Specifically comprise:
Load equalizer in described signaling IAD pond calculates the load of described short message service request, carries out the distribution of service request according to the load capacity of business load and each node.
S103: the short message service request dispatching that receives is given in each Short Message Scheduling Center node by Short Message Scheduling Center pond, each Short Message Scheduling Center node described is asked respectively to mobile network and is got the positional information of object user, then by short message issuing to signaling IAD pond;
Specifically comprise: after Short Message Scheduling Center pond receives described short message service request, according to the allocation strategy that the load equalizer of inside is preset, short message is assigned among each Short Message Scheduling Center node;
Each Short Message Scheduling Center node described and mobile telephone exchange network get the positional information of object user alternately; By short message issuing to signaling IAD pond.
S104: the short message received is distributed to each signaling access gateway node and carried out protocol conversion by signaling IAD pond, specifically comprise: the load equalizer in described signaling IAD pond calculates the load of described short message service request, carry out the distribution of service request according to the load capacity of business load and each node and carried out the protocol conversion of short message by each signaling access gateway node, then by conversion after short message return to mobile telephone exchange network, by mobile telephone exchange network by short message issuing to object user.
Further, among step S102 and step S104,
The distribution that service request is carried out in described signaling IAD pond specifically comprises: the distribution of service request is carried out in described signaling IAD pond according to the real IP address of each signaling access gateway node;
The distribution that described Short Message Scheduling Center carries out in pond service request specifically comprises: the distribution of service request is carried out in described Short Message Scheduling Center pond according to the real IP address of each Short Message Scheduling Center node.
The present embodiment has all advantages of aforementioned means embodiment, that is, this invention compensate for the deficiency that existing sms center network configuration exists single-point hidden danger and redundancy backup degree, improve the safe coefficient of short message center system itself, become original 1+1 backup into M+N backup, user uses the guarantee of short message service to get a promotion.
embodiment of the method two:
Below for a practical business, the present invention is further described.
Consider short message service huge number, comprise point-to-point short message service, interconnection and interflow short message service, dream net 2.0 short message service, dream net 3.0 short message service, industry 2.0 short message service, industry 3.0 short message service etc. in net, user oriented sms center is focused on, therefore only for point-to-point short message service in user to the net of user in view of of the present invention:
With reference to the further detailed description of the flow chart of Fig. 8, described method specifically comprises:
Step 1: user submits to short message to mobile telephone exchange network from terminal;
Step 2: mobile telephone exchange network after the basic steps such as HLR authentication by Short Message Service Call forwarding to the signaling IAD pond in short message center platform;
Step 3: after the virtual address of the load equalizer in signaling IAD pond receives short message, according to the allocation strategy of load equalizer, short message is evenly distributed to real signaling access gateway node in pond;
Step 4: after short message processes by signaling IAD pond, by the Short Message Service Call forwarding after process to Short Message Scheduling Center pond; Wherein, described process refers to the form that can be identified by the Short Message Scheduling Center node that the short message service request received converts in Short Message Scheduling Center pond;
Step 5: after Short Message Scheduling Center pond virtual address receives short message, to be evenly distributed in pond among true Short Message Scheduling Center node according to the allocation strategy of load equalizer by short message;
Step 6: true Short Message Scheduling Center node obtains the positional information of object user to mobile telephone exchange network;
Step 7: the positional information of object user is returned to true Short Message Scheduling Center node by mobile telephone exchange network;
Step 8: after true Short Message Scheduling Center node carries out normal consistency to the short message being assigned to oneself, by short message issuing to signaling IAD pond;
Step 9: after signaling IAD pond virtual address receives short message, is evenly distributed to real signaling access gateway node in signaling IAD pond according to the allocation strategy of load equalizer by short message;
Step 10: after short message processes by signaling gateway access system, by the Short Message Service Call forwarding after process to mobile telephone exchange network;
Step 11: mobile telephone exchange network by short message issuing to object user.
So far, terminate based on user's short message service flow process point-to-point in the net of short message center platform.
The difference of the method for calling of the application and short message service center of the prior art platform is, short message service request among mobile telephone exchange network is after entering into signaling IAD pond and/or Short Message Scheduling Center pond, described signaling IAD pond and/or Short Message Scheduling Center pond can carry out service request distribution by the load equalizer of its inside according to the load capacity of the load of service request and each node, achieve the equilibrium between the load of service request and node load ability;
And, among preferred embodiment, the present invention carries out poll distribution by load equalizer to business, ensures that the load of each node in pond is identical, by load equalizer, the physical node in pond is controlled simultaneously, and then realize controlling to be separated with service bearer.
In addition, among the present embodiment, described load equalizer can realize carrying out traffic assignments to the sms center of different capabilities in pond, and each node is without the need to adopting Dual OMU Servers Mode construction simultaneously, arbitrarily the node in pond can be exchanged, to reach emergent object when carrying out network adjustment; Further, the described various amendments for system, can modify and adjust on load equalizer.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.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 short message center platform, is characterized in that, comprising:
Be provided with the signaling IAD pond of multiple signaling access gateway node, described multiple signaling access gateway node is connected with at least one load equalizer, wherein, described load equalizer is used for the distribution carrying out service request according to the load capacity of each signaling access gateway node; Described signaling IAD pond externally only discloses a virtual IP address;
Be provided with the Short Message Scheduling Center pond of multiple Short Message Scheduling Centers node, described multiple Short Message Scheduling Centers node is connected with at least one load equalizer, wherein, described load equalizer is used for the distribution carrying out service request according to the load capacity of each Short Message Scheduling Center node; Described Short Message Scheduling Center pond externally only discloses a virtual IP address;
Described load equalizer is also for the conversion of virtual address to true address, described load equalizer stores the inside real IP address of each signaling access gateway node or Short Message Scheduling Center node, and carries out the distribution of service request according to above-mentioned real IP address;
Wherein, described load equalizer, specifically comprises: querying node unit, load allocation unit and allocation strategy unit;
Described querying node unit, for the load capacity of each Short Message Scheduling Center node of poll successively;
Described allocation strategy unit, for generating and storing traffic assignments ratio according to Query Result;
Described load allocation unit, for according to described traffic assignments ratio by among traffic assignments to be allocated to each Short Message Scheduling Center node.
2. short message center platform according to claim 1, is characterized in that, described signaling IAD pond is docked with mobile telephone exchange network by broadband BICC signaling protocol or Session Initiation Protocol.
3. short message center platform according to claim 1, is characterized in that, described Short Message Scheduling Center pond is by IP signaling agreement and the pond intercommunication of signaling IAD.
4. a signaling IAD pond, comprising:
Multiple signaling access gateway node; Connect the load equalizer of described signaling access gateway node, for being distributed among each signaling access gateway node according to the load capacity of each signaling access gateway node described by service request; Described signaling IAD pond externally only discloses a virtual IP address;
Described load equalizer is also for the conversion of virtual address to true address, and among described load equalizer, also be provided with IP address pool management unit, for storing the inside real IP address of each signaling access gateway node, and according to above-mentioned real IP address, service request is assigned among each signaling access gateway node;
Wherein, described load equalizer, specifically comprises: querying node unit, load allocation unit and allocation strategy unit;
Described querying node unit, for the load capacity of each Short Message Scheduling Center node of poll successively;
Described allocation strategy unit, for generating and storing traffic assignments ratio according to Query Result;
Described load allocation unit, for according to described traffic assignments ratio by among traffic assignments to be allocated to each Short Message Scheduling Center node.
5. signaling IAD pond according to claim 4, it is characterized in that, described load equalizer, specifically comprises: querying node unit, load allocation unit and allocation strategy unit;
Described querying node unit, for the load capacity of each signaling access gateway node of poll successively;
Described allocation strategy unit, for generating and storing traffic assignments ratio according to Query Result;
Described load allocation unit, for according to described traffic assignments ratio by among traffic assignments to be allocated to each signaling access gateway node.
6. signaling IAD pond according to claim 4, is characterized in that, described querying node unit, also for inquiring about the available situation of each signaling access gateway node;
Described load allocation unit, also isolates the node broken down for the available situation according to signaling access gateway node from signaling IAD pond.
7. a Short Message Scheduling Center pond, comprising:
Multiple Short Message Scheduling Centers node; Connect the load equalizer of described Short Message Scheduling Center node, for being distributed among each Short Message Scheduling Center node according to the load capacity of each Short Message Scheduling Center node by service request; Described Short Message Scheduling Center pond externally only discloses a virtual IP address;
Described load equalizer is also for the conversion of virtual address to true address, and among described load equalizer, also be provided with IP address pool management unit, for storing the inside real IP address of each Short Message Scheduling Center node, and according to above-mentioned real IP address, service request is assigned among each Short Message Scheduling Center node;
Wherein, described load equalizer, specifically comprises: querying node unit, load allocation unit and allocation strategy unit;
Described querying node unit, for the load capacity of each Short Message Scheduling Center node of poll successively;
Described allocation strategy unit, for generating and storing traffic assignments ratio according to Query Result;
Described load allocation unit, for according to described traffic assignments ratio by among traffic assignments to be allocated to each Short Message Scheduling Center node.
8. Short Message Scheduling Center according to claim 7 pond, is characterized in that, described querying node unit, also for inquiring about the available situation of each Short Message Scheduling Center node;
Described load allocation unit, also isolates for the available situation according to node the node broken down from Short Message Scheduling Center pond.
9. a method of calling for short message center platform, comprises the following steps:
Short message service request forwards in signaling IAD pond by A, mobile telephone exchange network, and described signaling IAD pond externally only discloses a virtual IP address;
The short message service request dispatching received carries out protocol conversion to each signaling access gateway node by B, signaling IAD pond, then be sent among Short Message Scheduling Center pond by the service request after conversion, described Short Message Scheduling Center pond externally only discloses a virtual IP address;
The short message service request dispatching that receives is given in each Short Message Scheduling Center node by C, Short Message Scheduling Center pond, each Short Message Scheduling Center node described is asked respectively to mobile network and is got the positional information of object user, then by short message issuing to signaling IAD pond;
The short message received is distributed to each signaling access gateway node and is carried out protocol conversion by D, signaling IAD pond, by conversion after short message return to mobile telephone exchange network, by mobile telephone exchange network by short message issuing to object user;
Among step B and D, the load equalizer in described signaling IAD pond calculates the load of described short message service request and short message, carries out the distribution of service request according to the load capacity of each signaling access gateway node;
The distribution that service request is carried out in described signaling IAD pond specifically comprises: the distribution of service request is carried out in described signaling IAD pond according to the real IP address of each signaling access gateway node;
The distribution that described Short Message Scheduling Center carries out in pond service request specifically comprises: the distribution of service request is carried out in described Short Message Scheduling Center pond according to the real IP address of each Short Message Scheduling Center node;
Wherein, described load equalizer is specifically for the load capacity of each Short Message Scheduling Center node of poll successively; Traffic assignments ratio is generated and stored according to Query Result; According to described traffic assignments ratio by among traffic assignments to be allocated to each Short Message Scheduling Center node.
10. the method for calling of short message center platform according to claim 9, it is characterized in that, described step C specifically comprises: after Short Message Scheduling Center pond receives described short message service request, is assigned among each Short Message Scheduling Center node according to the allocation strategy that the load equalizer of inside is preset by short message;
Each Short Message Scheduling Center node described and mobile telephone exchange network get the positional information of object user alternately; By short message issuing to signaling IAD pond.
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| CN113055200A (en) * | 2019-12-26 | 2021-06-29 | 中国移动通信集团有限公司 | Disaster recovery method, device, equipment and medium based on short message gateway centralization |
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