CN103188690A - Core network smooth expansion system and core network smooth expansion method - Google Patents
Core network smooth expansion system and core network smooth expansion method Download PDFInfo
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- CN103188690A CN103188690A CN2011104498332A CN201110449833A CN103188690A CN 103188690 A CN103188690 A CN 103188690A CN 2011104498332 A CN2011104498332 A CN 2011104498332A CN 201110449833 A CN201110449833 A CN 201110449833A CN 103188690 A CN103188690 A CN 103188690A
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Abstract
The invention provides a core network smooth expansion system. The core network smooth expansion system adopts a distributed framework and is classified into various functional modules according to service processing types. The number of each type of functional modules is set according to the service quantity. Each type of functional modules jointly cooperates to complete service processing processes. A plurality of similar functional modules participating in service processing jointly share services, but do not perceive mutually. From a control layer, the modules are communicated with each other through messages. Bottom-layer communication is in the charge of communication between boards. The communication between the boards provides routing, transmitting and distributing of the messages for all the functional modules and shields topological structures of all the functional modules. The invention further provides a core network smooth expansion method. The core network smooth expansion system and the core network smooth expansion method achieve smooth expansion of a core network system through adoption of the distributed framework. On the premise that the core network does not stop services, the capacity of the system can be expanded through increase of physical devices. Moreover, in the process of capacity expansion of the system, the existing services can not be influenced at all.
Description
Technical field
The present invention relates to core net field devices dilatation aspect, but relate in particular to a kind of equipment of the core network of smooth expansion and a kind of method of equipment of the core network smooth expansion.
Background technology
Equipment of the core network finally can reach the heap(ed) capacity that system supports along with the time of operation increases, and at this time needs to increase physical equipment and comes the capacity-enlarging system capacity.In the prior art, usually the equipment of the core network operation need be stopped and hardware could be increased, perhaps in the process that increases hardware, can exert an influence to existing business, perhaps the device systems capacity has a maximum, dilatation just can not increase capacity again after maximum, the capacity of system can not be accomplished level and smooth increase, minimizing in a word.These reasons all are because the framework of system is not to adopt distributed structure/architecture, perhaps adopts the distributed design of part, rather than the complete distributed theory.
Summary of the invention
At the problems referred to above, but the present invention proposes a kind of core network system of smooth expansion, this system adopts distributed structure/architecture, divides the difference in functionality module into according to the Business Processing type, and the quantity of all types of functional modules is set according to traffic carrying capacity; From service layer, business processing flow is finished in the common cooperation of all types of functional modules, and the functional module of the same type of participation Business Processing has a plurality of, and they share business jointly, but not perception mutually; From the control aspect, adopt message to communicate between each module, bottom communication is responsible for by communication between plates, the route that communication between plates gives information for all functions module, transmission and distribution, the topological structure of shielding all functions module.
Further, this system can comprise resource management module (RMS), signalling system No.7 module, message control module, SIP module and oam module (OM).
Further, intermodule communication adopts the UDP transmission; Message transmission, route and distribution number are carried out by plate.
Preferably, each functional module of this system can be independently logically and physically; A plurality of functional modules of same type can operate on the different physical supports or on the different physical support independently of each other; Dissimilar functional modules may operate on the same physical support.
The present invention also proposes a kind of method that realizes the core net smooth expansion, this method comprises: adopt distributed structure/architecture design equipment of the core network, according to the Business Processing type equipment of the core network is divided into five class functional modules: resource management module (RMS), signalling system No.7 module, message control module, SIP module and oam module (OM); Set the quantity of types of functionality module according to number of services; The business processing flow of core net is finished by the common cooperation of types of functionality module; The functional module of the same type of participation Business Processing has a plurality of, and they share business jointly, but not perception mutually; Adopt message to communicate between each module, bottom communication is responsible for by communication between plates, the route that communication between plates gives information for all functions module, transmission and distribution, the topological structure of shielding all functions module.Wherein, the UDP transmission is adopted in communication between the module; The route of message, transmission and distribution number are carried out by plate.
The system and method that the present invention proposes adopts distributed structure/architecture to realize the smooth expansion of equipment of the core network.Under the prerequisite that does not stop to serve at equipment of the core network, come the capacity of capacity-enlarging system dynamically by the increase physical equipment, and before, during and after the process of dilatation, can be to existing professional any influence that produces.
Description of drawings
Fig. 1 is the distributed kernel net system functional block diagram among the embodiment;
Fig. 2 is that the distributed kernel net system equipment among the embodiment is formed schematic diagram.
Embodiment
Can not carry out the shortcoming of smooth expansion at equipment of the core network of the prior art, but the present invention proposes a kind of core network system of smooth expansion, this system adopts distributed structure/architecture, divide the difference in functionality module into according to the Business Processing type, the quantity of all types of functional modules is set according to traffic carrying capacity; From service layer, business processing flow is finished in the common cooperation of all types of functional modules, and the functional module of the same type of participation Business Processing has a plurality of, and they share business jointly, but not perception mutually; From the control aspect, adopt message to communicate between each module, bottom communication is responsible for by communication between plates, the route that communication between plates gives information for all functions module, transmission and distribution, the topological structure of shielding all functions module.Wherein, intermodule communication adopts the UDP transmission; Message transmission, route and distribution number are carried out by plate.
Core network system with SCDMA is example below, and the specific embodiment of the present invention is described.
Adopt full distributed framework to design core network system, type according to Business Processing, divide several big functional modules, each functional module logically is independently, these several big functional modules have been formed a distributed framework, every kind of functional module can isolated operation on separate equipment, also can run on together on the identical equipment with other functional modules.Can there be several in each functional module, and it is fixed that this will come according to concrete customer volume.The identical type functional module is shared the business for the treatment of facility jointly, and one of them module lost efficacy, and can not cause system to stop to manage business, and all the other same type modules can be born all business jointly.
Each business of core net is to be handled by these functional modules, the number of each functional module of managing business can have a plurality of, so can not produce bottleneck, that is to say, can be because of the limited processing ability of certain functional module the disposal ability of whole system.System can increase a plurality of functional modules according to concrete customer volume, and every kind of functional module can have a plurality of arbitrarily in theory.
When system needed dilatation, earlier according to concrete service condition, the traffic carrying capacity of current those functional modules just increased the equipment of this function type then than higher under analyzing.In case new equipment has added system, other relevant functional modules can both be received its relevant information, and all modules are just born the Business Processing of whole system jointly.
Embodiment:
As shown in Figure 1, this core network system adopts distributed frame, according to the Business Processing type, this system can be divided into 5 big functional modules, comprises resource management module (RMS), signalling system No.7 module, SIP module, message control module, oam module (OM); This is the most basic distributed kernel net system, and what the type of functional module and number may be because of the core net business is different and different.This distributed structure/architecture traffic bottleneck can not occur, that is to say, can do infinitely-great capacity in theory.
As shown in Figure 2, in the present embodiment, 5 kinds of functional modules of core network system operate in respectively on No. seven different veneers such as plate, business board, SIP plate, RMS plate and OM plate; Various veneers are equipped with as follows according to the system business demand: 1 of 3 of No. seven plates, 3 of business boards, 4 of SIP plates, 2 of RMS plates and OM plate.The OM plate mainly is responsible for relevant issues such as oam, does not participate in concrete business processing flow.For the core network system business, business processing flow is finished in various veneer combination cooperations.For a business, have only the veneer of a same type to participate in, the veneer of other same type can not participate in this business.For the business of whole system, some veneers of same type are shared jointly, and as the SIP plate, 4 blocks of SIP plates in the system are shared whole SIP Business Processing of core network system jointly, but their not perception mutually each other.Like this, when dilatation, increase certain module and just can not exert an influence to current business.
In the Business Processing process, adopt message to communicate between each module, bottom communication is based upon on the communication between plates basis, the route that communication between plates gives information for each functional template, transmission and distribution, in this example, each veneer has unique plate number, and communication between plates number carries out operations such as message route, transmission and distribution by plate, and communication between plates has shielded the topological structure of all functions modules.
Along with the increase of customer volume, system has reached the bottleneck of core net handling property, at this time can reach the disposal ability of dilatation core net by simple increase single-board device.In order to realize the smooth expansion of system, core net has adopted distributed design architecture, is not disturb mutually between each business, is independent of certain equipment.This distributed framework has fundamentally avoided Single Point of Faliure to cause the possibility of whole system paralysis, simultaneously, newly-increased equipment can not influence existing business, through the regular hour, the equipment that increases newly and existing device are born the Business Processing task together jointly, have finally realized the purpose of smooth expansion.
The present invention also proposes a kind of method that realizes the core net smooth expansion, this method comprises: adopt distributed structure/architecture design equipment of the core network, according to the Business Processing type equipment of the core network is divided into five class functional modules: resource management module (RMS), signalling system No.7 module, message control module, SIP module and oam module (OM); Set the quantity of types of functionality module according to number of services; The business processing flow of core net is finished by the common cooperation of types of functionality module; The functional module of the same type of participation Business Processing has a plurality of, and they share business jointly, but not perception mutually; Adopt message to communicate between each module, bottom communication is responsible for by communication between plates, the route that communication between plates gives information for all functions module, transmission and distribution, the topological structure of shielding all functions module.Wherein, the UDP transmission is adopted in communication between the module; The route of message, transmission and distribution number are carried out by plate.
Said system and method are mainly used in the core net, and equipment of the core network is being in operation of not stopping in 24 hours, when user capacity has reached the maximum of system, need carry out dilatation to system, but can not halt system and current business.But adopt the system and method for above-mentioned smooth expansion, neither need halt system, can not influence current business again, can smoothly stably carry out System Expansion.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. but the core network system of a smooth expansion is characterized in that,
1.1 this system adopts distributed structure/architecture, divides the difference in functionality module into according to the Business Processing type, the quantity of all types of functional modules is set according to traffic carrying capacity;
1.2 from service layer, business processing flow is finished in the common cooperation of all types of functional modules, a plurality of functional modules of the same type are shared business jointly, but not perception mutually each other;
1.3 from the control aspect, adopt message to communicate between each module, bottom communication is responsible for by communication between plates, the route that communication between plates gives information for all functions module, transmission and distribution, the topological structure of shielding all functions module.
2. system according to claim 1 is characterized in that, described functional module comprises resource management module (RMS), signalling system No.7 module, message control module, SIP module and oam module (OM).
3. system according to claim 1 is characterized in that, intermodule communication adopts the UDP transmission; Message transmission, route and distribution number are carried out by plate.
4. system according to claim 1 is characterized in that, each functional module all is independently logically and physically.
5. system according to claim 1 is characterized in that, a plurality of functional modules of described same type operate on the different physical supports or on the different physical support independently of each other.
6. system according to claim 1 is characterized in that, described dissimilar functional module operates on the same physical support.
7. a method that realizes the core net smooth expansion is characterized in that, comprising:
7.1 adopt distributed structure/architecture design equipment of the core network, according to the Business Processing type equipment of the core network be divided into five class functional modules: resource management module (RMS), signalling system No.7 module, message control module, SIP module and oam module (OM); Set the quantity of types of functionality module according to number of services;
7.2 the business processing flow of core net is finished by the common cooperation of types of functionality module; A plurality of functional modules of the same type are shared business jointly, but not perception mutually each other;
7.3 adopt message to communicate between each module, bottom communication is responsible for by communication between plates, the route that communication between plates gives information for all functions module, transmission and distribution, the topological structure of shielding all functions module.
8. method according to claim 7 is characterized in that step 7.3, and the UDP transmission is adopted in communication between the module; The route of message, transmission and distribution number are carried out by plate.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110768850A (en) * | 2019-11-12 | 2020-02-07 | 国家电网有限公司 | Communication capacity expansion processing method and device based on power system |
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Application publication date: 20130703 |