CN104601426A - Provider edge apparatus reconstructing method and device - Google Patents
Provider edge apparatus reconstructing method and device Download PDFInfo
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Abstract
The present invention discloses a provider edge apparatus reconstructing method and device and belongs to the technical field of communication. The method includes: according to a service feature and a service requirement of a service, performing deconstruction on service processing, and determining required service processing modules and a combination mode of the service processing module from multiple service processing modules of a provider PE apparatus; according to the determined service processing modules and combination mode of the service processing modules, configuring the service processing modules; and processing, by the PE apparatus, the service according to the configured service processing modules and combination mode of the service processing modules. The provider edge apparatus reconstructing method and device enables the PE apparatus to merely need to perform deconstruction on the service processing via providing, by the PE apparatus provides, multiple forward modules, to determine the service processing modules and the combination mode of the service processing modules for configuring the service processing modules, thereby achieving a purpose of processing the service without adding or changing the PE apparatus in an L2PN network, saving cost and shortening service processing time.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of network edge device reconstructing method and device.
Background technology
VPN(Virtual Private Network, virtual private networks) be that a kind of common network resource that utilizes provides the one of service special private network for specific user.In numerous classification of VPN, MPLS(Multi-Protocol Label Switching, multiprotocol label switching) VPN become most popular a kind of VPN technologies.In MPLS VPN technologies, L2VPN(Layer2Virtual Private Network, virtual private network in second layer network) be a kind of based on PW(Pseudo Wire, pseudo-line) realize the technology of virtual private network in second layer network.In common MPLS L2VPN network model, generally include PE(Provider Edge, network edge) equipment, PW and CE(Customer Edge, customer edges) equipment.Wherein, PE equipment comprises multiple forwarding module, and for forwarding VPN traffic, PW is then for the business transmission of PE to PE provides a kind of logical channel.
In the prior art, the business that different L2VPN network models is supported is different, and accordingly, the forwarding module in each network model included by PE equipment is also different.Therefore, when new VPN traffic occurs, the PE equipment in L2VPN network model possibly cannot forward this new VPN traffic, needs equipment vendor increase in L2VPN network or change PE equipment, causes cost to increase, and greatly delay the deployment time of new business.
Summary of the invention
In order to solve the problem of prior art, embodiments provide a kind of network edge device reconstructing method and device.Described technical scheme is as follows:
First aspect, provide a kind of network edge device reconstructing method, described method comprises:
According to service feature and the business demand of business, destructing is carried out to described Business Processing, from multiple Service Processing Modules of described network edge PE equipment, determine the compound mode of required Service Processing Module and described Service Processing Module, the compound mode of described Service Processing Module at least comprises the context processing mode between annexation between described Service Processing Module and described Service Processing Module;
According to the compound mode of determined Service Processing Module and described Service Processing Module, described Service Processing Module is configured;
Described PE equipment according to configuration after Service Processing Module and described Service Processing Module compound mode process described in business.
In conjunction with first aspect, in the first possible implementation of first aspect, described Service Processing Module comprises forwarding module and value-added service processing module, and described PE equipment comprises according to business described in the Service Processing Module after configuration and compound mode process thereof:
When forwarding module receives the service message of described business, the Service Processing Module after described configuration is utilized to forward described service message;
When value-added service processing module receives the service message of described business, the value-added service processing module after described configuration is utilized to carry out value-added service process to described service message.
In conjunction with first aspect, in the implementation that the second of first aspect is possible, according to the compound mode of determined Service Processing Module and described Service Processing Module, described Service Processing Module is configured and comprises:
Obtain determined Service Processing Module;
According to the annexation between described Service Processing Module, connect described Service Processing Module;
According to the context processing mode between described Service Processing Module, configure the message encapsulated delivery between described Service Processing Module and Message processing mode.
In conjunction with first aspect, in the third possible implementation of first aspect, described business is
VPN traffic, described VPN traffic comprises L2VPN business and L3VPN(Level3virtual privatenetwork, three layer virtual private network) business.
In conjunction with first aspect, in the 4th kind of possible implementation of first aspect, for the expansion VPLS supporting external network-network interface E-NNI, determined Service Processing Module comprises C-VLAN module, S-VLAN1 module and S-VLAN2 module two S-VLAN modules, VSI module, annexation between determined Service Processing Module comprises C-VLAN module described in described S-VLAN1 model calling, S-VLAN2 module described in described C-VLAN model calling, VSI module described in described S-VLAN2 model calling, test point is between described C-VLAN module and S-VLAN2 module,
Accordingly, according to the compound mode of determined Service Processing Module and described Service Processing Module, described Service Processing Module is configured and comprises:
Connect described S-VLAN1 module and described C-VLAN module, described C-VLAN module and described S-VLAN2 module, described S-VLAN2 module and described VSI module;
At the port arrangement S-VLAN mapping table of S-VLAN1 module;
At described C-VLAN module and S-VLAN2 model calling place configuration detection point.
In conjunction with first aspect, in the 5th kind of possible implementation of first aspect, the compound mode of described Service Processing Module also comprises: configuration detection point between described Service Processing Module, and test point is at least for realizing the function any one of service traffics statistics, fault detect.
Second aspect, provides a kind of network edge device reconfiguration device, and be applied to network edge PE equipment, described device comprises:
Destructing module, for according to the service feature of business and business demand, destructing is carried out to described Business Processing, from multiple Service Processing Modules of described network edge PE equipment, determine the compound mode of required Service Processing Module and described Service Processing Module, the compound mode of described Service Processing Module at least comprises the context processing mode between annexation between described Service Processing Module and described Service Processing Module;
Configuration module, for the compound mode according to determined Service Processing Module and described Service Processing Module, is configured described Service Processing Module;
Service Processing Module, for business described in the compound mode process according to the Service Processing Module after configuration and described Service Processing Module.
In conjunction with second aspect, in the first possible implementation of second aspect, described Service Processing Module comprises forwarding module and value-added service processing module, and described Service Processing Module comprises:
Service message retransmission unit, during for receiving the service message of described business when forwarding module, utilizes the Service Processing Module after described configuration to forward described service message;
Service message processing unit, for when value-added service processing module receives the service message of described business, utilizes the value-added service processing module after described configuration to carry out value-added service process to described service message.
In conjunction with second aspect, in the implementation that the second of second aspect is possible, described configuration module comprises:
Service Processing Module determining unit, for obtaining determined Service Processing Module;
Service Processing Module linkage unit, for according to the annexation between described Service Processing Module, connects described Service Processing Module;
Context processing mode dispensing unit, for according to the context processing mode between described Service Processing Module, configures the message encapsulated delivery between described Service Processing Module and Message processing mode.
In conjunction with second aspect, in the third possible implementation of second aspect, described business is VPN traffic, and described VPN traffic comprises L2VPN business and L3VPN business.
In conjunction with second aspect, in the 4th kind of possible implementation of second aspect, for the expansion VPLS supporting external network-network interface E-NNI, determined Service Processing Module comprises C-VLAN module, S-VLAN1 module and S-VLAN2 module two S-VLAN modules, VSI module, annexation between determined Service Processing Module comprises C-VLAN module described in described S-VLAN1 model calling, S-VLAN2 module described in described C-VLAN model calling, VSI module described in described S-VLAN2 model calling, test point is between described C-VLAN module and S-VLAN2 module,
Accordingly, described configuration module comprises:
Linkage unit, for connecting described S-VLAN1 module and described C-VLAN module, described C-VLAN module and described S-VLAN2 module, described S-VLAN2 module and described VSI module;
Context processing mode dispensing unit, for the port arrangement S-VLAN mapping table in S-VLAN1 module;
Test point dispensing unit, at described C-VLAN module and S-VLAN2 model calling place configuration detection point.
In conjunction with second aspect, in the 5th kind of possible implementation of second aspect, the compound mode of described Service Processing Module also comprises: configuration detection point between described Service Processing Module, and test point is at least for realizing the function any one of service traffics statistics, fault detect.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
By providing multiple Service Processing Module by PE equipment, PE equipment is made only to need to carry out destructing to Business Processing, according to the compound mode of determined Service Processing Module and this Service Processing Module from multiple Service Processing Modules of this PE equipment, Service Processing Module is configured, namely the object of this business of process is achieved, and without the need to increasing in L2VPN network or changing PE equipment, save cost and reduced traffic handling time.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the first network edge device reconstructing method flow chart that the embodiment of the present invention provides;
Fig. 2 is the second network edge device reconstructing method flow chart that the embodiment of the present invention provides;
Fig. 3 is the first network edge device structural representation that the embodiment of the present invention provides;
Fig. 4 is the second network edge device structural representation that the embodiment of the present invention provides;
Fig. 5 is the third network edge device structural representation that the embodiment of the present invention provides;
Fig. 6 is the 4th kind of network edge device structural representation that the embodiment of the present invention provides;
Fig. 7 is the network edge device reconfiguration device structural representation that the embodiment of the present invention provides.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
Fig. 1 is the first network edge device reconstructing method flow chart that the embodiment of the present invention provides.The executive agent of the embodiment of the present invention is PE equipment, and see Fig. 1, this embodiment comprises:
101, according to service feature and the business demand of business, destructing is carried out to this Business Processing, from multiple Service Processing Modules of this network edge PE equipment, determine required Service Processing Module and the compound mode of this Service Processing Module, the compound mode of this Service Processing Module at least comprises the context processing mode between annexation between this Service Processing Module and this Service Processing Module;
102, according to the compound mode of determined Service Processing Module and this Service Processing Module, this Service Processing Module is configured;
103, this PE equipment is according to the Service Processing Module after configuration and this business of compound mode process of this Service Processing Module.
The method that the embodiment of the present invention provides, by providing multiple Service Processing Module by PE equipment, PE equipment is made only to need to carry out destructing to Business Processing, according to the compound mode of determined Service Processing Module and this Service Processing Module from multiple Service Processing Modules of this PE equipment, Service Processing Module is configured, namely achieve the object of this business of process, and without the need to increasing in L2VPN network or changing PE equipment, saved cost and reduced traffic handling time.
Alternatively, this Service Processing Module comprises forwarding module and value-added service processing module, and this PE equipment comprises according to the Service Processing Module after configuration and this business of compound mode process thereof:
When forwarding module receives the service message of this business, the Service Processing Module after this configuration is utilized to forward this service message;
When value-added service processing module receives the service message of this business, the value-added service processing module after this configuration is utilized to carry out value-added service process to this service message.
Alternatively, according to the compound mode of determined Service Processing Module and this Service Processing Module, this Service Processing Module is configured and comprises:
Obtain determined Service Processing Module;
According to the annexation between this Service Processing Module, connect this Service Processing Module;
According to the context processing mode between this Service Processing Module, configure the message encapsulated delivery between this Service Processing Module and Message processing mode.
Alternatively, this business is VPN traffic, and this VPN traffic comprises L2VPN business and L3VPN business.
Alternatively, for the expansion VPLS supporting external network-network interface E-NNI, determined Service Processing Module comprises C-VLAN module, S-VLAN1 module and S-VLAN2 module two S-VLAN modules, VSI module, annexation between determined Service Processing Module comprises this C-VLAN module of this S-VLAN1 model calling, this S-VLAN2 module of this C-VLAN model calling, this VSI module of this S-VLAN2 model calling, test point is between this C-VLAN module and S-VLAN2 module;
Accordingly, according to the compound mode of determined Service Processing Module and this Service Processing Module, this Service Processing Module is configured and comprises:
Connect this S-VLAN1 module and this C-VLAN module, this C-VLAN module and this S-VLAN2 module, this S-VLAN2 module and this VSI module;
At the port arrangement S-VLAN mapping table of S-VLAN1 module;
At this C-VLAN module and S-VLAN2 model calling place configuration detection point.
Alternatively, the compound mode of this Service Processing Module also comprises: configuration detection point between this Service Processing Module, and test point is at least for realizing the function any one of service traffics statistics, fault detect.
Executive agent involved by the embodiment of the present invention is PE equipment, and this PE equipment provides multiple Service Processing Module.Wherein, the plurality of Service Processing Module is for the treatment of business.Dissimilar business, being combined into row relax and forwarding of the one or more Service Processing Modules in the plurality of Service Processing Module can be applied, that is to say, dissimilar business, can apply being combined into row relax and forwarding of one or more forwarding module in the plurality of Service Processing Module or value-added service processing module.Business in the embodiment of the present invention is VPN traffic, and this VPN traffic includes but not limited to L2VPN business and L3VPN business etc.
In embodiments of the present invention, the plurality of Service Processing Module comprises forwarding module and value-added service processing module, wherein forwarding module includes but not limited at least one C-VLAN module, at least one S-VLAN module, at least one B-VLAN(Backbone Virtual Local Area Network, key VLAN) module and at least one VSI module etc.Wherein, this C-VLAN module is used for for service message mark C-VLAN value and E-Packets, this S-VLAN module is used for for service message mark S-VLAN value and E-Packets, and this B-VLAN module is used for for service message mark B-VLAN value and E-Packets, and this VSI module is used for E-Packeting to PW.
Fig. 2 is the second network edge device reconstructing method flow chart that the embodiment of the present invention provides.See Fig. 2, this embodiment comprises:
201, according to service feature and the business demand of business, PE equipment carries out destructing to this Business Processing, determines required forwarding module and the compound mode of this forwarding module from multiple forwarding modules of this PE equipment;
Wherein, this service feature includes but not limited to grouping encapsulated type, number of users, service port etc.This business demand includes but not limited to connection demand, detection demand, performance requirement, demand for security etc.
Wherein, the compound mode of this forwarding module includes but not limited to the position of test point between context processing mode between annexation between this forwarding module, this forwarding module and this forwarding module.Wherein, this context processing mode includes but not limited to vlan table, mapping table, test point position, and this vlan table comprises message packing rule, and this mapping table comprises message label mapping ruler.This test point for detect the encapsulation format of service message of process whether correct and carry out performance monitoring.
Because the forwarding module forwarded needed for different business is different, the compound mode of required forwarding module is also different, therefore, when determining forwarding module and compound mode, need the service feature according to business and business demand, PE equipment carries out destructing to this Business Processing, according to each different piece determination forwarding module and compound mode of the business that destructing obtains.
Such as, for traditional VPLS, because this traditional VPLS structure is simple, VPN traffic is less, and the number of users of each VPN traffic is few, therefore, PE equipment determines that from multiple forwarding modules of this PE equipment required forwarding module comprises C-VLAN module and VSI module, annexation between determined forwarding module comprises this VSI module of this C-VLAN model calling, context processing mode between this forwarding module comprises vlan table, and test point is between this C-VLAN module and this VSI module.
And for supporting the expansion VPLS of 802.1ad standard, because this expansion VPLS structure is comparatively complicated, VPN traffic is more, and the number of users of each VPN traffic is few, therefore, PE equipment determines that required forwarding module comprises C-VLAN module from multiple forwarding modules of this PE equipment, S-VLAN module and VSI module, annexation between determined forwarding module comprises this S-VLAN module of this C-VLAN model calling, this VSI module of this S-VLAN model calling, context processing mode between this forwarding module comprises vlan table and mapping table, test point is between this S-VLAN module and this VSI module.
In addition, for support E-NNI(External Network-to-Nework Interface, external network-network interface) expansion VPLS, PE equipment determined forwarding module from multiple forwarding modules of this PE equipment comprises C-VLAN module, S-VLAN1 module and S-VLAN2 module two S-VLAN modules, VSI module, annexation between determined forwarding module comprises this C-VLAN module of this S-VLAN1 model calling, this S-VLAN2 module of this C-VLAN model calling, this VSI module of this S-VLAN2 model calling, test point is between this C-VLAN module and this S-VLAN2 module.
202, PE equipment obtains determined forwarding module;
In embodiments of the present invention, when the business different piece obtained according to destructing determines required forwarding module, this determines to refer to the module id determining required forwarding module, and in step 203, obtaining the process of this forwarding module, can be to obtain the process of determined forwarding module according to the module id determined.
203, according to the annexation between this forwarding module, this forwarding module of PE equipment connection;
In the embodiment of the present invention, connection refers to and connects in logic, that is to say the annexation determined between each forwarding module required in signal circulation.
204, according to the context processing mode between this forwarding module, the message encapsulated delivery between this forwarding module of PE Equipments Setting and Message processing mode;
In the embodiment of the present invention, step 202-step 204 is PE equipment according to the compound mode of this forwarding module determined and this forwarding module, to the process that this forwarding module is configured.The embodiment of the present invention can utilize software to be configured forwarding module.Preferably, this software can be SDN(Software DefinedNetwork, software defined network).
In the embodiment of the present invention, step 202, step 203 and step 204 can be carried out simultaneously, also can carry out by arbitrary sequencing, the present embodiment only first performs the process obtaining determined forwarding module, then the process connecting this forwarding module is performed, secondly the message encapsulated delivery between this forwarding module of execution configuration and the process of Message processing mode are that example is described, and this enforcement is not specifically limited.
205, when receiving the service message of this business, the forwarding module after this configuration is utilized to forward this service message.
In the embodiment of the present invention, only for the module required when business is carried out for forwarding module is described, and in fact, this Service Processing Module comprises forwarding module and value-added service processing module etc., when receiving business, forwarding module is different with the processing mode of value-added service processing module to business.When forwarding module receives the service message of this business, the Service Processing Module after this configuration is utilized to forward this service message; When value-added service processing module receives the service message of this business, the value-added service processing module after this configuration is utilized to carry out value-added service process to this service message.
In order to further describe the effect of this inventive embodiments, be described with several instantiation below, details are as follows:
In the embodiment of the present invention, when receiving the service message of business, PE equipment carries out value-added service process to service message.Wherein, the value-added service process in the embodiment of the present invention includes but not limited to user authentication, user's charging, particular flow rate statistics, safety analysis and specific stream filters, advertisement insertion, application acceleration etc.
As shown in Figure 3, PE equipment, according to the compound mode of determined Service Processing Module and this Service Processing Module, connects C-VLAN module and value-added service processing module, connection value-added service processing module and VSI module; At this value-added service processing module and this VSI model calling place configuration detection point.Multiple CE node accesses C-VLAN module by AC, C-VLAN module carries out C-VLAN encapsulation to service message, for service message mark C-VLAN value, and by ether interface access, this service message is forwarded to value-added service processing module, value-added service processing module carries out value-added service process to service message, and by ether interface, this service message is forwarded to VSI module, finally by VSI, this service message is forwarded on corresponding PW.
In the embodiment of the present invention, when receiving the service message of business, PE equipment is carrying out service message, on the basis of value-added service process, also carrying out forward process to service message.
For the structure of PE equipment under traditional VPLS, as shown in Figure 4, PE equipment, according to the compound mode of determined forwarding module and this forwarding module, connects this C-VLAN module and this VSI module; At the port arrangement vlan table of this C-VLAN module; At this C-VLAN module and this VSI model calling place configuration detection point.Multiple CE node is by AC(Attachment Circuit, place in circuit) access C-VLAN module and carry out C-VLAN encapsulation, for service message mark C-VLAN value, and by ether interface, this service message is forwarded to VSI module, is forwarded on corresponding PW finally by VSI.Such as, the ethernet frame of CE node accesses C-VLAN module by AC, and this module is stamped C-VLAN for this ethernet frame and identified, and then arrive VSI by corresponding C-VLAN virtual interface, finally this ethernet frame is forwarded on corresponding PW by VSI.
For the structure of PE equipment under the expansion VPLS of support 802.1ad standard, as shown in Figure 5, PE equipment, according to the compound mode of determined forwarding module and this forwarding module, connects this C-VLAN module and this S-VLAN module, this S-VLAN module and this VSI module; At the port arrangement vlan table of this C-VLAN module, at the mapping table of this C-VLAN module of this S-VLAN block configuration to this S-VLAN module; At this S-VLAN module and this VSI model calling place configuration detection point.Multiple CE node accesses C-VLAN module by AC, C-VLAN module carries out C-VLAN encapsulation by 802.1Q to service message, for service message mark C-VLAN value, and by ether interface, this service message is forwarded to S-VLAN module, S-VLAN module carries out S-VLAN encapsulation by 802.1ad to service message, for service message mark S-VLAN value, this service message is forwarded to VSI module by virtual ether interface by S-VLAN module again, is forwarded on corresponding PW finally by VSI.Such as, the Ethernet untagged frame of CE node accesses C-VLAN module by AC, and C-VLAN module is for it stamps C-VLAN label, and then mail to S-VLAN module by virtual interface, at the entrance of S-VLAN module, this ethernet frame stamps S-VLAN label again.Then this ethernet frame is forwarded to VSI by S-VLAN module, and finally this ethernet frame is forwarded on corresponding PW by VSI.
For the structure of PE equipment under the expansion VPLS of support E-NNI, as shown in Figure 6, PE equipment is according to the compound mode of determined forwarding module and this forwarding module, connect this S-VLAN1 module and this C-VLAN module, this C-VLAN module and this S-VLAN2 module, this S-VLAN2 module and this VSI module; At the port arrangement S-VLAN mapping table of S-VLAN1 module; At this C-VLAN module and S-VLAN2 model calling place configuration detection point.Multiple CE node accesses S-VLAN1 module by AC, S-VLAN1 module carries out S-VLAN1 encapsulation to service message, for service message mark S-VLAN1 value, and by ether interface, this service message is forwarded to C-VLAN module, C-VLAN module carries out C-VLAN encapsulation to service message, for service message mark C-VLAN value, and by ether interface, this service message is forwarded to S-VLAN2 module, S-VLAN2 module carries out S-VLAN2 encapsulation to service message, for service message mark S-VLAN2 value, and by ether interface, this service message is forwarded to VSI, finally by VSI, this service message is forwarded on corresponding PW.
The method that the embodiment of the present invention provides, by providing multiple Service Processing Module by PE equipment, PE equipment is made only to need to carry out destructing to Business Processing, according to the compound mode of determined Service Processing Module and this Service Processing Module from multiple Service Processing Modules of this PE equipment, Service Processing Module is configured, namely achieve the object of this business of process, and without the need to increasing in L2VPN network or changing PE equipment, saved cost and reduced traffic handling time.
Fig. 7 is a kind of network edge device reconfiguration device structural representation that the embodiment of the present invention provides.See Fig. 7, this device comprises: destructing module 701, configuration module 702 and Service Processing Module 703.
Destructing module 701 is for according to the service feature of business and business demand, destructing is carried out to this Business Processing, from multiple Service Processing Modules of this network edge PE equipment, determine required Service Processing Module and the compound mode of this Service Processing Module, the compound mode of this Service Processing Module at least comprises the context processing mode between annexation between this Service Processing Module and this Service Processing Module; Destructing module 701 is connected with configuration module 702, and configuration module 702, for the compound mode according to determined Service Processing Module and this Service Processing Module, is configured this Service Processing Module; Configuration module 702 is connected with Service Processing Module 703, and Service Processing Module 703 is for this business of compound mode process according to the Service Processing Module after configuration and this Service Processing Module.
Alternatively, this Service Processing Module 703 comprises forwarding module and value-added service processing module, this Service Processing Module comprises: service message retransmission unit, during for receiving the service message of this business when forwarding module, utilizes the Service Processing Module after this configuration to forward this service message; Service message processing unit, for when value-added service processing module receives the service message of this business, utilizes the value-added service processing module after this configuration to carry out value-added service process to this service message.
Alternatively, this configuration module 702 comprises: Service Processing Module determining unit, for obtaining determined Service Processing Module; Service Processing Module linkage unit, for according to the annexation between this Service Processing Module, connects this Service Processing Module; Context processing mode dispensing unit, for according to the context processing mode between this Service Processing Module, configures the message encapsulated delivery between this Service Processing Module and Message processing mode.
Alternatively, this business is VPN traffic, and this VPN traffic comprises L2VPN business and L3VPN business.
Alternatively, for the expansion VPLS supporting external network-network interface E-NNI, determined Service Processing Module comprises C-VLAN module, S-VLAN1 module and S-VLAN2 module two S-VLAN modules, VSI module, annexation between determined Service Processing Module comprises this C-VLAN module of this S-VLAN1 model calling, this S-VLAN2 module of this C-VLAN model calling, this VSI module of this S-VLAN2 model calling, test point is between this C-VLAN module and S-VLAN2 module;
Accordingly, this configuration module comprises: linkage unit, for connecting this S-VLAN1 module and this C-VLAN module, and this C-VLAN module and this S-VLAN2 module, this S-VLAN2 module and this VSI module; Context processing mode dispensing unit, for the port arrangement S-VLAN mapping table in S-VLAN1 module; Test point dispensing unit, at this C-VLAN module and S-VLAN2 model calling place configuration detection point.
Alternatively, the compound mode of this Service Processing Module also comprises: configuration detection point between this Service Processing Module, and test point is at least for realizing the function any one of service traffics statistics, fault detect.
The device that the embodiment of the present invention provides, by providing multiple Service Processing Module by PE equipment, PE equipment is made only to need to carry out destructing to Business Processing, according to the compound mode of determined Service Processing Module and this Service Processing Module from multiple Service Processing Modules of this PE equipment, Service Processing Module is configured, namely achieve the object of this business of process, and without the need to increasing in L2VPN network or changing PE equipment, saved cost and reduced traffic handling time.
It should be noted that: the device of the network edge device reconstruct that above-described embodiment provides is when reconstructed network edge device, only be illustrated with the division of above-mentioned each functional module, in practical application, can distribute as required and by above-mentioned functions and be completed by different functional modules, internal structure by device is divided into different functional modules, to complete all or part of function described above.In addition, the embodiment of the method that the device of the network edge device reconstruct that above-described embodiment provides and network edge device reconstruct belongs to same design, and its specific implementation process refers to embodiment of the method, repeats no more here.
One of ordinary skill in the art will appreciate that all or part of step realizing above-described embodiment can have been come by hardware, the hardware that also can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, the above-mentioned storage medium mentioned can be read-only memory, disk or CD etc.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (12)
1. a network edge device reconstructing method, is characterized in that, be applied to network edge PE equipment, described method comprises:
According to service feature and the business demand of business, destructing is carried out to described Business Processing, from multiple Service Processing Modules of described network edge PE equipment, determine the compound mode of required Service Processing Module and described Service Processing Module, the compound mode of described Service Processing Module at least comprises the context processing mode between annexation between described Service Processing Module and described Service Processing Module;
According to the compound mode of determined Service Processing Module and described Service Processing Module, described Service Processing Module is configured;
Described PE equipment according to configuration after Service Processing Module and described Service Processing Module compound mode process described in business.
2. method according to claim 1, it is characterized in that, described Service Processing Module comprises forwarding module and value-added service processing module, described PE equipment according to configuration after Service Processing Module and described Service Processing Module compound mode process described in business comprise:
When forwarding module receives the service message of described business, the Service Processing Module after described configuration is utilized to forward described service message;
When value-added service processing module receives the service message of described business, the value-added service processing module after described configuration is utilized to carry out value-added service process to described service message.
3. method according to claim 1, is characterized in that, according to the compound mode of determined Service Processing Module and described Service Processing Module, is configured comprises described Service Processing Module:
Obtain determined Service Processing Module;
According to the annexation between described Service Processing Module, connect described Service Processing Module;
According to the context processing mode between described Service Processing Module, configure the message encapsulated delivery between described Service Processing Module and Message processing mode.
4. method according to claim 1, is characterized in that, described business is virtual private network VPN business, and described VPN traffic comprises L2VPN business and L3VPN business.
5. method according to claim 1, it is characterized in that, for the expansion VPLS supporting external network-network interface E-NNI, determined Service Processing Module comprises C-VLAN module, S-VLAN1 module and S-VLAN2 module two S-VLAN modules, VSI module, annexation between determined Service Processing Module comprises C-VLAN module described in described S-VLAN1 model calling, S-VLAN2 module described in described C-VLAN model calling, VSI module described in described S-VLAN2 model calling, test point is between described C-VLAN module and S-VLAN2 module;
Accordingly, according to the compound mode of determined Service Processing Module and described Service Processing Module, described Service Processing Module is configured and comprises:
Connect described S-VLAN1 module and described C-VLAN module, described C-VLAN module and described S-VLAN2 module, described S-VLAN2 module and described VSI module;
At the port arrangement S-VLAN mapping table of S-VLAN1 module;
At described C-VLAN module and S-VLAN2 model calling place configuration detection point.
6. method according to claim 1, is characterized in that, the compound mode of described Service Processing Module also comprises: configuration detection point between described Service Processing Module, and test point is at least for realizing the function any one of service traffics statistics, fault detect.
7. a network edge device reconfiguration device, is characterized in that, be applied to network edge PE equipment, described device comprises:
Destructing module, for according to the service feature of business and business demand, destructing is carried out to described Business Processing, from multiple Service Processing Modules of described network edge PE equipment, determine the compound mode of required Service Processing Module and described Service Processing Module, the compound mode of described Service Processing Module at least comprises the context processing mode between annexation between described Service Processing Module and described Service Processing Module;
Configuration module, for the compound mode according to determined Service Processing Module and described Service Processing Module, is configured described Service Processing Module;
Service Processing Module, for business described in the compound mode process according to the Service Processing Module after configuration and described Service Processing Module.
8. device according to claim 7, is characterized in that, described Service Processing Module comprises forwarding module and value-added service processing module, and described Service Processing Module comprises:
Service message retransmission unit, during for receiving the service message of described business when forwarding module, utilizes the Service Processing Module after described configuration to forward described service message;
Service message processing unit, for when value-added service processing module receives the service message of described business, utilizes the value-added service processing module after described configuration to carry out value-added service process to described service message.
9. device according to claim 7, is characterized in that, described configuration module comprises:
Service Processing Module determining unit, for obtaining determined Service Processing Module;
Service Processing Module linkage unit, for according to the annexation between described Service Processing Module, connects described Service Processing Module;
Context processing mode dispensing unit, for according to the context processing mode between described Service Processing Module, configures the message encapsulated delivery between described Service Processing Module and Message processing mode.
10. method according to claim 7, is characterized in that, described business is virtual private network VPN business, and described VPN traffic comprises L2VPN business and L3VPN business.
11. devices according to claim 7, it is characterized in that, for the expansion VPLS supporting external network-network interface E-NNI, determined Service Processing Module comprises C-VLAN module, S-VLAN1 module and S-VLAN2 module two S-VLAN modules, VSI module, annexation between determined Service Processing Module comprises C-VLAN module described in described S-VLAN1 model calling, S-VLAN2 module described in described C-VLAN model calling, VSI module described in described S-VLAN2 model calling, test point is between described C-VLAN module and S-VLAN2 module,
Accordingly, described configuration module comprises:
Linkage unit, for connecting described S-VLAN1 module and described C-VLAN module, described C-VLAN module and described S-VLAN2 module, described S-VLAN2 module and described VSI module;
Context processing mode dispensing unit, for the port arrangement S-VLAN mapping table in S-VLAN1 module;
Test point dispensing unit, at described C-VLAN module and S-VLAN2 model calling place configuration detection point.
12. devices according to claim 7, is characterized in that, the compound mode of described Service Processing Module also comprises: configuration detection point between described Service Processing Module, and test point is at least for realizing the function any one of service traffics statistics, fault detect.
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