CN1889610B - Large-capacity distributing signalling processing equipment and method thereof - Google Patents
Large-capacity distributing signalling processing equipment and method thereof Download PDFInfo
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Abstract
A method for processing large capacity distributed signaling includes corresponding one link set only to one service processor and storing said corresponding relation of link set to service processor in signaling processor, seeking out corresponding link set according to link identification carried by signaling then seeking out corresponding service processor and sending said signaling to said service processor when signaling is processed by signaling processor.
Description
Technical field
The present invention relates to the communication technology, particularly carry large-capacity distributing signalling processing method in the network that separates with control.
Background technology
Present telecommunications network is to be the network of body design with the telephone communication, and along with developing rapidly of internet service, the growth of data communication service is rapid, and data traffic has surpassed telephone communication.Next generation network (Next Generation Network, be called for short " NGN ") will be one based on data communication, based on the network of packet-switch technology, support various types of communication services with new digital technology, comprise phone, video conference or the like real time communication business.
In the NGN network, also need to provide integrated services digital network (Integrated Services DigitalNetwork is called for short " ISDN ") business.
The key technology of NGN network is soft switch (Softswitch).The architecture that the standard-sized sheet of soft switch formation layering is put, make that each operator can be according to the needs of oneself, adopt the Networking Solutions ﹠ provisioned that is fit to oneself, for example internetworking agreement (Internet Protocol, abbreviation " IP "), asynchronous transfer mode, intelligent network and time division multiplexing etc., when making full use of existing resource, search out the network foothold of oneself.Wherein, IP gateway makes operator can utilize existing telephone-switching network, transmits these Media Streams on IP network.
Present IP gateway has realized separating of professional, professional control and signaling, IP gateway is made up of three parts: SGW (Signaling Gateway, abbreviation " SG "), media gateway (Media Gateway, be called for short " MG ") and Media Gateway Controller (Media Gateway Controller is called for short " MGC ").
SG is responsible for processing signaling message, with its termination, translation or relaying; MG is responsible for handling Media Stream, and Media Stream is delivered to IP network or give the arrowband net after being unpacked after IP network receives from arrowband net packing; MGC is responsible for the registration and the management of the resource of MG, and calls out control.
SGW SG transmits (SignallingTransport with the general signaling that adopts between the media gateway controller MGC, be called for short " SIGTRAN ") protocol stack communication, the SIGTRAN stack comprise the integrated services digital network network Q.921 the user adaptive (ISDN is Adaptation Q.921-User, abbreviation " IUA "), adaptive (the LAPV5 User Adaptation of links and accesses protocol version 5 users, abbreviation " V5UA "), the adaptive user's adapting protocols such as (MTP2 User Adaptation are called for short " M2UA ") of message transfer part 2 users.
When link occurs fault, SGW central processing unit (Central Processing Unit, be called for short " CPU ") can be according to links and accesses protocol version 5 (Link Access Protocol for V5, abbreviation " LAPV5 "), Q921 agreement or message transfer part 2 (Message Transfer Part 2, abbreviation " MTP2 ") protocol detection is to this fault, and initiatively report V5UA, IUA or M2UA, connect circular by IP again and give MGC, make MGC know the state of corresponding signaling link very soon.
The standard networking that the ISDN business is provided in the NGN network is wherein used H.248 agreement as shown in Figure 1 between MG and soft switch.
After Q.921 MG handles, by IUA message Q.931 is sent to soft switch, the isdn signaling Business Processing is carried out in soft switch, then by H.248 or the media resource on MGCP (Media GatewayController Protocol, be called for short " MGCP ") the control MG converse.The ISDN Q.921-User Adaptation Layer stack as shown in Figure 2.
In existing the realization, the ISDN business that provides with the NGN network is an example, all be to set up many IUA links or V5UA link between soft switch and MG, these IUA links are formed one or more IUA link set, all IUA links are one group of isdn interface service jointly among the IUA link set.This group signaling in isdn interface can be by any IUA link transmission in the corresponding IUA link set, and many IUA links in IUA link backup each other and load sharing.
Soft switch or MG handle for adapting to big capacity, can be decomposed into signal processor and operational processor, signal processor is in different processors with operational processor, signal processor and operational processor also are distributed treatment simultaneously, signaling process and Business Processing are distributed on a plurality of processors, as shown in Figure 3.
Business Processing is distributed on the different service processing boards according to the ISDN line attachment, signaling process distributes according to the IUA link, that is to say that each signal processor only handles from the fixing signaling of IUA link, handle to need after the signaling that the IUA link sends here service message is distributed on the correct operational processor and handle.
In last example, each signal processor all stores the isdn interface distributed intelligence of the overall situation, is writing down each isdn interface corresponding service processor.Signal processor obtains the corresponding service processor according to the distributed intelligence of the sign of the isdn interface in the signaling of sending here inquiry isdn interface, correctly signaling is distributed to the alignment processing device then and carries out Business Processing.The isdn interface distributed intelligence of signal processor inquiry is referring to Fig. 4.
For other business that the NGN network is provided, its business interface distribution and service processing mode are like this too.
In actual applications, there is following problem in such scheme: the internal memory support that the signal processor needs are a large amount of, and distribution of services inefficiency.
Cause the main cause of this situation to be, the NGN network requirement can be supported a large amount of business interfaces, and need store overall business interface distributed intelligence for each signal processor, contains much information.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of large-capacity distributing signalling processing equipment and method thereof, makes signal processor reduce the demand of internal memory, and distribution of services efficient is improved.
For achieving the above object, the invention provides a kind of large-capacity distributing signalling processing equipment, comprise at least one first kind module and at least two second generic modules with signaling process function with signaling distribution function, described first kind module is connected with at least one link set, each link set comprises at least one link, and each link set is provided with a link set identification;
Set in advance the corresponding relation of each described link set and each described second generic module in the described first kind module, wherein only corresponding described second generic module of each described link set;
After described first kind module also is used for receiving signaling from described link set, obtain the sign of the link set of this signaling of transmission, and in described corresponding relation, search this link set second generic module of unique correspondence, and this signaling is distributed to this second generic module.
Wherein, the corresponding one or more link set of each described second generic module.
In addition, described equipment is soft switch or media gateway, and described first kind module is a signal processor, and described second generic module is an operational processor.
In addition, described signaling is the integrated services digital network signaling, and described link set is the Q.921 adaptive link set of user of integrated services digital network network.
In addition, described signaling is the V5.2 signaling, and described link set is the adaptive link set of links and accesses protocol version 5 users.
The present invention also provides a kind of large-capacity distributing signalling processing method, is applied to equipment mentioned above, comprises following steps:
The corresponding relation of the link set and second generic module is set in advance, wherein only corresponding one second generic module of each link set in first kind module;
When described first kind module when described link set is received signaling, obtain the sign of the link set of this signaling of transmission, and in described corresponding relation, search this link set second generic module of unique correspondence, and this signaling is distributed to this second generic module.
Wherein, obtain the sign of the link set of the described signaling of transmission by following steps:
Described first kind module is obtained the sign of the link of the described signaling of transmission, and inquires about the sign of the link set at this link place in view of the above.
In this external described method, the corresponding relation of described chain line and link set identification sets in advance in described first kind module.
In this external described method, the corresponding one or more link set of each described second generic module.
By relatively finding, the main distinction of technical scheme of the present invention and prior art is, link set can only corresponding operational processor, the corresponding relation of link set and operational processor is kept in the signal processor, during the signal processor processing signaling, the chain line entrained according to this signaling finds the link corresponding collection, finds the corresponding service processor again, and this signaling is sent to this operational processor
Difference on this technical scheme, brought comparatively significantly beneficial effect, promptly because signal processor only need be preserved the corresponding relation of link set and operational processor, rather than all business interfaces in the known technology and the corresponding relation of operational processor, and link set can business interface corresponding hundreds and thousands of even up to ten thousand, so needed internal memory has significantly reduced in signal processor.
Because corresponding relation has been simplified greatly,, improved distribution of services efficient so the search operation in corresponding relation has also been accelerated greatly.
Description of drawings
Fig. 1 is the standard networking structure chart that the ISDN business is provided in the NGN network in the prior art;
Fig. 2 is an ISDN Q.921-User Adaptation Layer stack schematic diagram in the prior art;
Fig. 3 is signaling process and the distribution schematic diagram of Business Processing on a plurality of processors in the prior art;
Fig. 4 is the schematic diagram of isdn interface distributed intelligence in the prior art;
Fig. 5 is the schematic diagram of business interface distributed intelligence among the present invention;
Fig. 6 is the structural representation according to the large-capacity distributing signalling processing equipment of first embodiment of the invention;
Fig. 7 is the large-capacity distributing signalling process flow figure according to second embodiment of the invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, the present invention is described in further detail below in conjunction with accompanying drawing.
Core of the present invention is that the volume of business according to reality marks off a plurality of link set between soft switch and MG, a large amount of business interfaces is distributed on these link set. the business interface on link set is all unified correspondingly to handle on an operational processor. the chain line that signal processor is entrained according to signaling, inquiry obtains link set information, to learn the pairing operational processor of business interface that carries on it, then signaling correctly is distributed to this operational processor and carries out Business Processing. the business interface distributed intelligence is referring to accompanying drawing 5.
The structure of the large-capacity distributing signalling processing equipment of first embodiment of the invention as shown in Figure 6.This equipment is MG, includes a signal processor (at least 1), is designated 00 and two operational processor (at least 2), and sign is respectively 00,01.And suppose 16000 business interfaces of this MG service, provide 80 links to be these business interface services.
All link selection are on average divided 4 link set of formation, and be designated 00,01,02,03 respectively.When having signaling to import into by business interface, the link set identification at the link place of this signaling process will be attached on this signaling.
Wherein, 4 link set of signal processor 00 and this all are connected, and are provided with that operational processor 00 and link set are 00 corresponding, operational processor 01 is corresponding with link set 01-03, then these corresponding relations are kept in the signal processor 00.
In addition, the present invention has increased constraint to the corresponding relation between link set and the operational processor, i.e. the only corresponding operational processor of each link set.
For the purpose of simplifying the description, equipment shown in Figure 6 only comprises a signal processor and two operational processors, when more signal processor and operational processor are arranged, also can use the solution of the present invention.
The signal processing method of this equipment is referring to second execution mode.
The large-capacity distributing signalling processing method of second embodiment of the invention as shown in Figure 7.Adopt MG shown in Figure 6, same hypothesis has 16000 business interfaces, 80 links is arranged and select on average to be divided into 4 link set (sign is respectively 00-03), and suppose that handled signaling is an isdn signaling, and corresponding, the link among the MG is called the IUA link.
In step 701, the sign of 80 IUA links in the set device is respectively 0000-0019,0100-0119,0200-0219,0300-0319, wherein preceding two numbers of IUA chain line are corresponding with the IUA link set identification respectively, this corresponding relation is preset in the signal processor 00, altogether four corresponding relations.
In step 702, it is corresponding with operational processor 00 that IUA link set 00 is set, and IUA link set 01-03 is corresponding with operational processor 01, and this corresponding relation is also deposited in signal processor 00 internal memory, equally totally four corresponding relations.
In step 703, the isdn signaling that sends from business interface 1 is sent to signal processor 00 by IUA link 0301.The information 0301 of IUA chain line is also sent to signal processor 00 together.
In step 704, signal processor 00 obtain isdn signaling from IUA chain line, obtain IUA chain line 0301.
In step 705, according to the corresponding relation that is preset at IUA link and IUA link set in the signal processor 00, inquiry draws IUA link 0301 corresponding to IUA link set 03.
In step 706, by the sign 03 of the resulting IUA link set of step 705, the corresponding relation of signal processor 00 inquiry IUA link set and operational processor, obtaining the corresponding service processor flag is 01.
For twice inquiry work in step 705 and in step 706, promptly in 4 corresponding informances, carry out twice inquiry work.If the prior art of using, directly inquire about at the corresponding relation of 16000 interface identifier and operational processor 00,01 by the sign 1 of the business interface that sends signaling, obtaining corresponding operational processor is 01, also promptly carries out one query in 16000 corresponding informances.Clearly the distribution efficient of signaling of the present invention wants high a lot.Same institute stored relation is a lot of less, and is therefore much lower to the request memory of signal processor 00.
In step 707, signal processor 00 mails to operational processor 01 with this signaling to be handled.Finished the issue of signaling.
Treatment facility in the above-mentioned execution mode all is example with MG, those having ordinary skill in the art will appreciate that, also can adopt identical technical scheme for soft switch. same, be example to handle isdn signaling in the above-mentioned execution mode, for other signalings such as processing V5.2 signalings, its method is also identical, wherein to the corresponding relation of the division of link set and link set and signal processor, operational processor, is suitable for too for the V5UA link accordingly.
Though pass through with reference to some of the preferred embodiment of the invention, the present invention is illustrated and describes, but those of ordinary skill in the art should be understood that and can do various changes to it in the form and details, and without departing from the spirit and scope of the present invention.
Claims (9)
1. large-capacity distributing signalling processing equipment, it is characterized in that, comprise at least one first kind module and at least two second generic modules with signaling process function with signaling distribution function, described first kind module is connected with at least one link set, each link set comprises at least one link, and each link set is provided with a link set identification;
Set in advance the corresponding relation of each described link set and each described second generic module in the described first kind module, wherein only corresponding described second generic module of each described link set;
After described first kind module also is used for receiving signaling from described link set, obtain the sign of the link set of this signaling of transmission, and in described corresponding relation, search this link set second generic module of unique correspondence, and this signaling is distributed to this second generic module.
2. large-capacity distributing signalling processing equipment according to claim 1 is characterized in that, the corresponding one or more link set of each described second generic module.
3. large-capacity distributing signalling processing equipment according to claim 1 and 2 is characterized in that, described equipment is soft switch or media gateway, and described first kind module is a signal processor, and described second generic module is an operational processor.
4. large-capacity distributing signalling processing equipment according to claim 3 is characterized in that, described signaling is the integrated services digital network signaling, and described link set is the Q.921 adaptive link set of user of integrated services digital network network.
5. large-capacity distributing signalling processing equipment according to claim 3 is characterized in that, described signaling is the V5.2 signaling, and described link set is the adaptive link set of links and accesses protocol version 5 users.
6. a large-capacity distributing signalling processing method is applied to the described equipment of claim 1, it is characterized in that, comprises following steps:
The corresponding relation of the link set and second generic module is set in advance, wherein only corresponding one second generic module of each link set in first kind module;
When described first kind module when described link set is received signaling, obtain the sign of the link set of this signaling of transmission, and in described corresponding relation, search this link set second generic module of unique correspondence, and this signaling is distributed to this second generic module.
7. large-capacity distributing signalling processing method according to claim 6 is characterized in that, obtains the sign of the link set of the described signaling of transmission by following steps:
Described first kind module is obtained the sign of the link of the described signaling of transmission, and inquires about the sign of the link set at this link place in view of the above.
8. large-capacity distributing signalling processing method according to claim 7 is characterized in that, the corresponding relation of described chain line and link set identification sets in advance in described first kind module.
9. according to each described large-capacity distributing signalling processing method in the claim 6 to 8, it is characterized in that the corresponding one or more link set of each described second generic module.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200510111459A CN1889610B (en) | 2005-12-13 | 2005-12-13 | Large-capacity distributing signalling processing equipment and method thereof |
| PCT/CN2006/001021 WO2007068162A1 (en) | 2005-12-13 | 2006-05-18 | Method and system for distributively processing a great number of signal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200510111459A CN1889610B (en) | 2005-12-13 | 2005-12-13 | Large-capacity distributing signalling processing equipment and method thereof |
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| CN1889610A CN1889610A (en) | 2007-01-03 |
| CN1889610B true CN1889610B (en) | 2010-05-05 |
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| CN102546734B (en) * | 2011-01-04 | 2014-09-10 | 阿里巴巴集团控股有限公司 | Data information processing system and method |
| CN103346905B (en) * | 2013-06-14 | 2016-12-28 | 吴建进 | A kind of method and system of signalling analysis |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1271969A2 (en) * | 2001-06-20 | 2003-01-02 | Nec Corporation | Signaling gateway system and network management method |
| CN1463116A (en) * | 2002-05-27 | 2003-12-24 | 华为技术有限公司 | Full distribution type managing method for realizing interworking between wideband and narrowband signaling networks |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1271969A2 (en) * | 2001-06-20 | 2003-01-02 | Nec Corporation | Signaling gateway system and network management method |
| CN1463116A (en) * | 2002-05-27 | 2003-12-24 | 华为技术有限公司 | Full distribution type managing method for realizing interworking between wideband and narrowband signaling networks |
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| CN1889610A (en) | 2007-01-03 |
| WO2007068162A1 (en) | 2007-06-21 |
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