CN1976377A - Method for realizing intelligent business flexible trigger in soft exchange system - Google Patents
Method for realizing intelligent business flexible trigger in soft exchange system Download PDFInfo
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- CN1976377A CN1976377A CN 200610125513 CN200610125513A CN1976377A CN 1976377 A CN1976377 A CN 1976377A CN 200610125513 CN200610125513 CN 200610125513 CN 200610125513 A CN200610125513 A CN 200610125513A CN 1976377 A CN1976377 A CN 1976377A
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Abstract
A method for realizing flexible trigger of intelligent service in soft exchanging system includes fetching out trigger information, judging whether said information is in accordance with trigger rule or not, selecting SCP device, coding message and carrying out intelligent service trigger.
Description
Technical field
The present invention relates to soft switch and intelligent network in next generation network (NGN) communications field, particularly a kind of realization intelligent business flexible trigger method in the soft switchcall server.
Background technology
Intelligent network is a kind of technology that value-added service is provided fast, flexibly, easily, it is by on original switching network, increase new Service Control Point and realize separating of exchange and professional control, thereby greatly improved network professional ability is provided, greatly shortened the cycle that new business provides.Gone through ten years development, intelligent network technology is quite ripe, and has been widely used among the various communication networks, provides multiple voice class value-added service, for operator brings rich profit.
Soft switch is the controlled function entity of NGN, and the business that has the real-time requirement for NGN provides calling control and connection control function, is that NGN calls out and the core of controlling.Increasingly mature along with Softswitch technology, the paces that adopt soft switchcall server to carry out networking have been accelerated in each big operation commercial city.But can not accomplish in one move to the evolution of NGN from existing communication network, the new network that uses soft exchanging system to make up will will and be deposited considerable time with the intelligent network of present existence, and the intelligent network of operator also has certain processing capabilities at present.
Be the protection existing investment, according to " requirement of Softswitch general technical ", soft switch must provide the function with existing intelligent net system intercommunication.Realize that at present the soft switch and the typical way of intelligent network intercommunication are: Softswitch is as Service Switching Point, by Intelligent Network Application Protocol (INAP) agreement come and intelligent network in SCP equipment carry out information interaction, carry out the triggering of IN service; And the business logic processing of IN service and control are still provided by the SCP equipment in the intelligent network.Because the SCP equipment in the intelligent network is provided by different producers with Softswitch is many, and different intelligent equipment providers there are differences in professional trigger condition, message interface and definition more, therefore at present the SCP equipment in the intelligent network and usually can not cooperate well as the Softswitch of SSP, thus cause intelligent network business to carry out difficulty.
Summary of the invention
In view of this, this paper is intended to propose a kind of intelligent business flexible trigger method that realizes in soft switchcall server; In the method, Softswitch can with a plurality of SCP device intercommunicatings, each SCP equipment can provide one or multinomial IN service, different SCP equipment is responsible for different IN service processing controls logics, professional simultaneously triggering rule and interaction message and parameter coding rule all referable define for operator voluntarily according to the requirement of service feature and SCP equipment, thereby can solve the problem of the intelligent equipment intercommunication difficulty of present ubiquitous Softswitch and different vendor.
In the present invention, the user can define the trigger message relevant with this IN service voluntarily, and process is as follows:
1. the user defines each independently event detection condition according to service feature;
2. one or more event detection conditions are carried out logical combination, the definition service trigger criteria;
SCP choice of equipment when 3. defining this business and triggering comprises configuration information and the resource mapping relations thereof of TCAP and SCCP;
4. definition triggers and realizes that this service needed and SCP carry out the coding rule of interactive messages and parameter thereof;
5. associated trigger information and contracted user that should business bind, so that this user this IN service of contracting to be described.
As Fig. 1, the present invention includes the following step:
1. read trigger message (11) at event detection point, soft switchcall server reads the trigger message of the IN service that the user contracts in carrying out professional process;
2. judge whether to meet the relevant information in the more current call state of triggering rule (12), judge whether it meets the definition of triggering rule in the trigger message, whether need to trigger this business to judge;
3. SCP choice of equipment (13) then will send the SCP equipment of message if current call state relevant information meets the condition that defines in the triggering rule according to this professional SCP choice of equipment Information Selection;
4. the message set according to the user of message coding (14) and the parameter coding form coding that carries out INAP message;
5. the message after IN service triggering (15) will be encoded sends to selected SCP equipment, carries out the triggering of IN service.
The present invention has following advantage and good effect:
In this method, because the coding rule of triggering rule, SCP choice of equipment, message and parameter can flexible configuration, therefore greatly improved the flexibility of professional triggering, can solve the problem of the intelligent equipment intercommunication difficulty of present ubiquitous Softswitch and different vendor effectively, for operator provides more choices when carrying out lectotype selection, make operator when using soft switchcall server to carry out networking, can dispose and carry out intelligent network business more convenient and neatly.
Description of drawings
Fig. 1 is a block diagram of the present invention.
Fig. 2 is the pie graph of trigger message.
Fig. 3 is the pie graph of triggering rule.
Fig. 4 is the pie graph of SCP choice of equipment.
Fig. 5 is the pie graph of coding rule.
Main English breviary
SCP (Service Control Point)-service control point;
SSP (Service Switching Point)-Service Switching Point;
INAP (Intelligent Network Application Protocol)-Intelligent Network Application Protocol;
TCAP (Transaction Capabilities Applications)-transaction-capable applying portion;
SCCP (Signal Connection Control Part)-SCCP.
Embodiment
Below in conjunction with accompanying drawing, enforcement of the present invention is described in detail.
In the present invention, the flexibility of system embodies by many aspects:
The one, the content that trigger message relates to is comprehensive and complete, and every information relevant with the IN service triggering can allow the user dispose voluntarily, and these information comprise: trigger contents such as type, triggering rule, message coding method, routing rule, default action;
The 2nd, be embodied in the diversity of triggering rule, system not only allows the user to realize professional the triggering according to called number feature, can realize professional triggering equally according to the number feature of caller;
The 3rd, be embodied on the diversity of message coding method, system allows the user characteristic and the form that requires to define voluntarily message and parameter of the SCP equipment of intercommunication as required.If current calling meets the definition of triggering rule, in the time of current calling need being triggered to the SCP equipment in the intelligent network, system can be set up on their own by the user to the message format that SCP sends;
The 4th, the flexibility of system group network, in the present invention, Softswitch can with a plurality of SCP device intercommunicatings, each SCP equipment can provide one or multinomial IN service, different SCP equipment can be responsible for different IN service processing controls logics, professional SCP choice of equipment referable user is flexible configuration voluntarily, thereby can solve the problem of intercommunication difficulty between different vendor's equipment effectively, make operator can be when using soft switchcall server can be very convenient and dispose and implement intelligent network business neatly.
When using the present invention to carry out the flexible exchanging network construction, the user need define the trigger message of IN service.At first define each independently event detection condition according to service feature; Then one or more event detection conditions are carried out logical combination, generate service trigger criteria; SCP choice of equipment when then defining this business and triggering comprises configuration information and the resource mapping relations thereof of TCAP and SCCP; Definition subsequently triggers and realizes that this service needed and SCP carry out the coding rule of interactive messages and parameter thereof.After the definition of having finished whole trigger messages, also need this professional associated trigger information and contracted user to bind, so that this user this IN service of contracting to be described.
1, trigger message (20)
Every trigger message (20) relevant with the IN service triggering can allow the user dispose voluntarily.
As Fig. 2, the trigger message (20) of step of the present invention described in 1. comprises following base attribute: service identification (21), trigger type (22), controlled state (23), descriptor (24), triggering rule (25), SCP choice of equipment (26), coding rule (27), default action contents such as (28).
It is the trigger message of which IN service that service identification (21) is used to describe;
Trigger type (22) and can show the triggering of this business occurs in which point in call of calling;
Controlled state (23) is described the state that changes trigger message, and when this state was marked as locked, this trigger message was temporarily invalid;
Descriptor (24) is simply told about this professional correlated characteristic information;
Whether triggering rule (25) then determines certain to call out needs to be triggered to SCP equipment;
SCP choice of equipment (26) is described when occurring a plurality of SCP equipment in the network, and this business and calling need be carried out the SCP equipment of information interaction;
Coding rule (27) description Softswitch and SCP carry out the message and the parameter thereof of information interaction;
The action of default action (28) definition system when SCP inquiry failure.
2, triggering rule (30)
As Fig. 3, the triggering rule (30) of step of the present invention described in 2. comprises triggering rule ID (31), descriptor (32), event detection condition (33), wherein event detection condition (33) comprises detection incident (34), logical symbol (35), and detection incident (34) comprises comparison other (36), compares symbol (37) and comparison value (38).
Triggering rule (30) has determined whether certain calling of soft switchcall server needs to be triggered on the SCP of intelligent network, each triggering rule (30) except having a triggering rule ID (31) and descriptor (32) general property, also corresponding event detection condition list.One or more detection incidents (34) are through a synthetic event detection condition (33) tabulation of logical groups such as AND, OR or NOT.The present invention can support 20 detection incidents (34) at most.
Each detection incident (34) is actually an expression formula, and it is made of three parts: comparison other (36), comparison symbol (37) and comparison value (38).Comparison other (36) both can be that calling number also can be a called number; Relatively symbol (37) can be common operations such as "＞", "＞=", "=", "＜=", "＜" symbol; Comparison value (38) then is the numerical value that will compare with object to be compared that is set by the user.
Soft switchcall server can go to judge whether need to trigger this business according to user-defined triggering rule (30) in carrying out professional process, if each event detection condition be very through the result behind the logical combination in the triggering rule, then need the processing of this business is triggered to SCP equipment the intelligent network from Softswitch.In the present invention, finish because the definition of triggering rule (30) consigns to the user fully, and can carry out the stack and the combination of multiple condition, thereby improved the flexibility of professional triggering dramatically.
3, SCP choice of equipment (40)
As Fig. 4, step of the present invention 3. described in SCP choice of equipment (40) comprising: service identification (41), network identity (42), wait for duration (43), default fault processing action (44); Addressing system 45), resource mapping (46).
Soft switchcall server is in carrying out professional process, in case after determining the processing of business to be triggered to intelligent network according to triggering rule (30), need the IN service query messages be sent to the SCP equipment of appointment according to the information of user-defined SCP choice of equipment (40).The keyword of SCP choice of equipment information is made of jointly service identification (41) Service ID and network identity (42) network ID, that wherein relevant with the IN service trigger message is service identification (41) Service ID, and network identity (42) network ID is then relevant with the identification information of SCP in network; Wait for that duration (43) definition of T CAP waits for the maximum duration of SCP response message, in case the stand-by period surpasses the value of definition, system will return failure; Default fault processing action (44) has defined the default action of system when SCP inquiry failure; Addressing system (45) has defined when Softswitch is connected with SCP equipment the addressing of address mode at the SCCP layer; In addition, owing in soft switchcall server He in the SCP equipment, all kinds of resources are comprised that the numbering of the voice document of ring-back tone, broadcast may there are differences, therefore in SCP choice of equipment information, also defined resource mapping (46) relation between them, so that more effectively realize intercommunication.
4, coding rule (50)
As Fig. 5, step of the present invention 4. described in coding rule (50) comprising: rule ID (51), message id (52), parameter I D (53), whether necessary (54), parameter meaning (55).
Since can with a plurality of different SCP device intercommunicatings, so can have many group codings rule (50) simultaneously in the system.Rule ID (51) is the identification information of this group coding rule; Which INAP message what message id (52) showed current description is; The current rule description of parameter I D (53) sign be which concrete parameter in the message; Whether whether necessary (54) this parameter of explanation is necessary in this message; Parameter meaning (55) illustrates the practical significance of this parameter in this message.In the present invention, the user need need the SCP device definition one group coding rule (50) of intercommunication for each, whether every group coding rule all needs each INAP message definition of supporting for system rule accordingly, the meaning of all parameters in this message is described and is necessary.The coding rule of message and parameter is the important evidence of message encoding and decoding.When a parameter is defined as in the message coding rule when unnecessary, in the message coding process before mailing to SCP equipment, this parameter will be left in the basket, otherwise this parameter will appear in this message and mails to SCP.Equally, after receiving the message that SCP sends back to, soft switchcall server also can carry out with reference to the message coding rule the decoding of this message.In addition, because same parameter has different implications in different message,, also have a parameter coding Xiang Ze to be used for describing the implication of this parameter in the message coding rule in this message for disambiguation.Because message rule can make the user freely selectes will need encoding and decoding in the reciprocal process of soft switchcall server and SCP parameter, thereby the flexibility that has greatly improved system, has ensured that soft switchcall server can carry out intercommunication with different SCP equipment.
Claims (5)
1, a kind of intelligent business flexible trigger method that realizes in soft switchcall server is characterized in that comprising the following steps:
1. read trigger message (11) at event detection point, soft switchcall server reads the trigger message of the IN service that the user contracts in carrying out professional process;
2. judge whether to meet the relevant information in the more current call state of triggering rule (12), judge whether it meets the definition of triggering rule in the trigger message, whether need to trigger this business to judge;
3. SCP choice of equipment (13) then will send the SCP equipment of message if current call state relevant information meets the condition that defines in the triggering rule according to this professional SCP choice of equipment Information Selection;
4. the message set according to the user of message coding (14) and the parameter coding form coding that carries out INAP message;
5. the message after IN service triggering (15) will be encoded sends to selected SCP equipment, carries out the triggering of IN service;
Wherein: the SCP-service control point; The INAP-Intelligent Network Application Protocol.
2, the intelligent business flexible trigger method that realizes in soft switchcall server according to claim 1 is characterized in that:
The trigger message (20) of step described in 1. comprising: service identification (21), trigger type (22), controlled state (23), descriptor (24), triggering rule (25), SCP choice of equipment (26), coding rule (27), default action (28);
Trigger message (20) is disposed voluntarily by the user;
3, the intelligent business flexible trigger method that realizes in soft switchcall server according to claim 1 is characterized in that:
The triggering rule (30) of step described in 2. comprises triggering rule ID (31), descriptor (32), event detection condition (33), wherein event detection condition (33) comprises detection incident (34), logical symbol (35), and detection incident (34) comprises comparison other (36), compares symbol (37) and comparison value (38).
4, the intelligent business flexible trigger method that realizes in soft switchcall server according to claim 1 is characterized in that:
Step 3. described in SCP choice of equipment (40) comprising: service identification (41), network identity (42), wait for duration (43), the action of default fault processing (44), addressing system (45), resource mapping (46).
5, the intelligent business flexible trigger method that realizes in soft switchcall server according to claim 1 is characterized in that:
Step 4. described in coding rule (50) comprising: rule ID (51), message id (52), parameter I D (53), whether necessary (54), parameter meaning (55).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610125513 CN1976377A (en) | 2006-12-19 | 2006-12-19 | Method for realizing intelligent business flexible trigger in soft exchange system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200610125513 CN1976377A (en) | 2006-12-19 | 2006-12-19 | Method for realizing intelligent business flexible trigger in soft exchange system |
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| CN1976377A true CN1976377A (en) | 2007-06-06 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009121284A1 (en) * | 2008-03-29 | 2009-10-08 | 华为技术有限公司 | A method, system and gateway for supplying intelligent service |
| CN101022665B (en) * | 2007-02-28 | 2010-09-08 | 华为技术有限公司 | Calling service control method, system and device |
| CN101227431B (en) * | 2008-02-03 | 2011-04-06 | 中兴通讯股份有限公司 | Business control point and message interactive method |
-
2006
- 2006-12-19 CN CN 200610125513 patent/CN1976377A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101022665B (en) * | 2007-02-28 | 2010-09-08 | 华为技术有限公司 | Calling service control method, system and device |
| CN101227431B (en) * | 2008-02-03 | 2011-04-06 | 中兴通讯股份有限公司 | Business control point and message interactive method |
| WO2009121284A1 (en) * | 2008-03-29 | 2009-10-08 | 华为技术有限公司 | A method, system and gateway for supplying intelligent service |
| US8929357B2 (en) | 2008-03-29 | 2015-01-06 | Huawei Technologies Co., Ltd. | Method, system and gateway for supplying intelligent service |
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