CN103095587B - A method for registration service, network group center control nodes and system - Google Patents

A method for registration service, network group center control nodes and system Download PDF

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CN103095587B
CN103095587B CN201310025495.9A CN201310025495A CN103095587B CN 103095587 B CN103095587 B CN 103095587B CN 201310025495 A CN201310025495 A CN 201310025495A CN 103095587 B CN103095587 B CN 103095587B
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service
information
control nodes
center control
network group
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CN103095587A (en
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张宏科
陈佳
王凯
周华春
罗洪斌
苏伟
徐雅坤
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China High Speed Railway Technology Co ltd
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Beijing Jiaotong University
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Abstract

The invention discloses a kind of method of registration service, network group center control nodes and system, belong to communication technical field.Described method comprises: the service that network group center control nodes receiving router stores in own cache occurs to change the rear modification information sent; The service binding information in the information on services list of self preserving is upgraded according to modification information; Identify label according to service identifiers corresponding to service binding information and service behavior description information and described network group center control nodes generates registration request, and registration request is sent to service resolution server and registers.Network group center control nodes is the invention enables to provide service as serving provider to user terminal, the more service selecting to get user terminal needs can be had thus, as not busy by link or that link range is the relatively near provider that serves obtains service, improve the efficiency that terminal obtains service.

Description

A method for registration service, network group center control nodes and system
Technical field
The present invention relates to communication technical field, the method for particularly a kind of registration service, network group center control nodes and system.
Background technology
In existing the Internet, there is a kind of new internet service system of three layer of two territory, it is by redesigning as three layers, smart service layer, resource adaption layer and networking component layer by Internet architecture, and respective entity domains and behavior territory is introduced respectively in above-mentioned three layers, design corresponding Internet service method simultaneously, thus reach the object that the Internet obtains service centered by content.Wherein the service layer of " three layer of two territory " internet service system as shown in Figure 1, its principle is: smart service layer receives the demand for services that user proposes, according to the demand for services of user, SBD (the Service Behavior Description of each service in smart service layer is mated in the service resolution server of the intelligence s ervice resolution system in smart service layer, demand for services behavior description), obtain SID (the Service Identifier for user's service, service identifiers), the target location of the server that service is provided is determined according to SID, user is sending request from the service of acquisition to target location obtains service, only comprise as what serve provider the server that service is provided in the new internet service system in three layer of two territory.In addition, a kind of router with memory function is also there is in " three layer of two territory " internet service system, when router forwards the content of service, according to the strategy preset, the content of part of service can be carried out buffer memory in self, this router can provide service for user, but because service available in router is not known to other equipment, therefore not as serving provider.Until router receive forward user obtain the request of service time, identical with the SID of the content of the service stored in own cache, then the content of the service of own cache is directly returned to user by router, and without the need to continuing the request forward of this acquisition being served to the target location of asking.
In prior art, receive the demand for services of user's proposition in smart service layer before, the service registry providing the server of service self can be provided, in service resolution server, makes to serve SID and SBD that resolution server preserves all available services.Service resolution server, in the registration process of service, needs ISP to be bound by SID and SBD of provided service, and is kept in service resolution server by SID and SBD after binding.
Realizing in process of the present invention, inventor finds that prior art at least exists following problem:
Service resolution server only can preserve the binding relationship providing the server of service to SID and SBD after service registry, the routers with memory function numerous in a network then cannot to the service of buffer memory in service resolution server registration router, therefore the service that resolution server cannot learn buffer memory in router is served, and then serve resolution server when user's inquiry service the address having the router of the service be queried providing the server path of service is nearer or bandwidth availability ratio is lower path corresponding relative to the service place be queried cannot be provided.Router only can mate the SID of the service of user's request when forwarding the request of the service of acquisition, matches, responds and return to user to the service request of user, and forward this request to target location without the need to continuing.But, if store the router of the service of user's request near user, but time on the forward-path not being positioned at user's service request, this user's service request will be forwarded to target location remotely, and cannot wisdom ground near user the service storing user's request but the router be not arranged in user's service request forward-path obtains corresponding service, this makes the router with memory function low to inequality in utilizing rate in buffer memory, and the service of buffer memory in the router with memory function cannot be utilized efficiently to solve and to obtain the problem that the path served or utilize bandwidth availability ratio low obtains service nearby.
Summary of the invention
In order to solve the problem of prior art, embodiments provide a kind of method of registration service, network group center control nodes and system.Described technical scheme is as follows:
On the one hand, provide a kind of method of registration service, described method comprises:
The service that network group center control nodes receiving router stores in own cache occurs to change the rear modification information sent, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and the service behavior descriptor after changing;
Described network group center control nodes is according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and wherein said information on services list is for the corresponding relation of the service identifiers and service behavior description information of preserving the service correspondence stored in the buffer memory of the router of the described network group center control nodes management Router Distinguisher corresponding with the router of this service of preservation;
Described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and described registration request is sent to service resolution server register, to make described service resolution server according to registration request, in described service resolution server, the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes is upgraded.
Wherein, described network group center control nodes is according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and comprising:
When described alter mode is designated interpolation service, described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in described modification information, the corresponding service binding information of each list item in wherein said information on services list;
If existed, then the Router Distinguisher in described modification information is updated in the storaging mark field of this list item;
If there is no, then in described information on services list, create new list item, and using the service identifiers in described modification information as the service identifiers in service identification field in new list item, using the service behavior descriptor in described modification information be in new list item service rows as the service behavior descriptor in descriptor field, using the content of the Router Distinguisher in described modification information as storaging mark field in new list item.
Wherein, described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and described registration request is sent to service resolution server register, comprising:
After creating new list item in described information on services list, described network group center control nodes is according to the service identifiers in the service identification field in new list item, the identify label of the service behavior descriptor in service behavior descriptor field and described network group center control nodes generates the registration request adding service, and described registration request is sent to the registration process that service resolution server carries out adding service.
Wherein, described network group center control nodes is according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and comprising:
When described alter mode is designated deletion service, described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in described modification information, and in the storaging mark field that the list item inquired is corresponding, inquire about the Router Distinguisher whether only existed in described modification information, the corresponding service binding information of each list item in wherein said information on services list;
If only there is the Router Distinguisher in described modification information, so this list item is deleted in described information on services list;
If also there are other Router Distinguishers, then in the storaging mark field that the list item inquired is corresponding, delete the Router Distinguisher in described modification information.
Wherein, described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and described registration request is sent to service resolution server register, comprising:
After deleting list item in described information on services list, described network group center control nodes is according to the service identifiers in the service identification field in the list item deleted, and the identify label of described network group center control nodes generates the registration request of the service of deletion, and described registration request is sent to the registration process that service resolution server carries out the service of deleting.
Wherein, described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and after described registration request being sent to service resolution server registering, described method also comprises:
The request of the acquisition service that described network group center control nodes receiving terminal sends, at least comprises service identifiers in the request of wherein said acquisition service;
Described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in the described request obtaining service, and obtains Router Distinguisher in the storaging mark field that the list item inquired is corresponding;
Forward the described request obtaining service to router corresponding to the described Router Distinguisher got, with the router that the Router Distinguisher got described in making is corresponding, service corresponding for service identifiers in the described request obtaining service stored in own cache is sent to described terminal.
Wherein, described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and after described registration request being sent to service resolution server registering, described method also comprises:
Described network group center control nodes is deleted the list item exceeding the service correspondence that Preset Time is not obtained by terminal in the information on services list of self preserving;
Described network group center control nodes is according to the service identifiers in the service identification field in the list item deleted, and the identify label of described network group center control nodes generates the registration request of the service of deletion, and described registration request is sent to the registration process that service resolution server carries out the service of deleting;
Described network group center control nodes is according to the Router Distinguisher in the storaging mark field in the list item deleted, the information of the service of deletion is sent to the router that described Router Distinguisher is corresponding, the wherein said service identifiers deleted in the information of service in the service identification field carried in the list item of described deletion, to make the service that the service identifiers in the service identification field in the list item of the described deletion stored in router corresponding to described Router Distinguisher deletion buffer memory is corresponding.
On the other hand, provide a kind of network group center control nodes, described network group center control nodes comprises:
First receiver module, the service stored in own cache for receiving router occurs to change the rear modification information sent, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and the service behavior descriptor after changing;
Update module, for according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and wherein said information on services list is for the corresponding relation of the service identifiers and service behavior description information of preserving the service correspondence stored in the buffer memory of the router of the described network group center control nodes management Router Distinguisher corresponding with the router of this service of preservation;
First sending module, registration request is generated with the identify label of service behavior description information and described network group center control nodes for the service identifiers corresponding according to the service binding information upgraded in the information on services list after renewal, and described registration request is sent to service resolution server register, to make described service resolution server according to registration request, in described service resolution server, the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes is upgraded.
On the other hand, provide a kind of system of registration service,
Comprise: service resolution server, network group center control nodes and router; It is characterized in that,
Described service resolution server comprises:
Second receiver module, for receiving the registration request that network group center control nodes sends, in wherein said registration request, carry the service identifiers of the service correspondence of renewal and the identify label of service behavior description information and described network group center control nodes;
Registering modules, for upgrading the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes according to described registration request;
Described network group center control nodes comprises:
First receiver module, the service stored in own cache for receiving router occurs to change the rear modification information sent, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and the service behavior descriptor after changing;
Update module, for according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and wherein said information on services list is for the corresponding relation of the service identifiers and service behavior description information of preserving the service correspondence stored in the buffer memory of the router of the described network group center control nodes management Router Distinguisher corresponding with the router of this service of preservation;
First sending module, registration request is generated with the identify label of service behavior description information and described network group center control nodes for the service identifiers corresponding according to the service binding information upgraded in the information on services list after renewal, and described registration request is sent to service resolution server register, to make described service resolution server according to registration request, in described service resolution server, the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes is upgraded,
Described router comprises:
Second sending module, after changing when the service stored in own cache, modification information is sent to network group center control nodes, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and service behavior description information;
3rd receiver module, the request of the acquisition service that the terminal forwarded for receiving network group center control nodes sends, at least comprises service identifiers in the request of wherein said acquisition service;
3rd sending module, for sending to described terminal by service corresponding for the service identifiers in the described request obtaining service stored in own cache;
4th receiver module, for receiving the information of the deletion service that described network group center control nodes sends, carries the service identifiers in the service identification field in the list item of described deletion in the information of wherein said deletion service;
Removing module, for deleting service corresponding to service identifiers in the service identification field in the list item of the described deletion stored in buffer memory.
The beneficial effect that the technical scheme that the embodiment of the present invention provides is brought is:
By network group center control nodes, the service available router with memory function is managed, and register to service resolution server, make network group center control nodes can provide service as serving provider to user terminal, add provide service for user terminal serve provider, the more service selecting to get user terminal needs can be had thus, as not busy by link or that link range is the relatively near provider that serves obtains service, improve the efficiency that terminal obtains service.
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 " three layer of two territory " internet service system smart service layer schematic diagram in background technology of the present invention;
Fig. 2 is the method flow diagram of the registration service that the embodiment of the present invention one provides;
Fig. 3 is the method flow diagram of the registration service that the embodiment of the present invention two provides;
Fig. 4 is the method flow diagram of the acquisition service that the embodiment of the present invention two provides;
Fig. 5 is the method flow diagram of the management service that the embodiment of the present invention two provides;
Fig. 6 is the network group center control nodes structural representation that the embodiment of the present invention three provides;
Fig. 7 is the system configuration schematic diagram of the registration service that the embodiment of the present invention four 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.
Embodiment one
Embodiments provide a kind of method of registration service, see Fig. 2, it should be noted that, the embodiment of the present invention adds a network group center control nodes in smart service layer in the new internet service system in three layer of two territory, this node can be presented as that server also can be embodied by other equipment in a network, does not limit at this.Network group center control nodes is the particular content of serving is the fundamentals of management, also can be all available service coming maintenance and management flag next network group inside using the region in network as the fundamentals of management, this network group be all routers with memory function of network group center control nodes management.Therefore original service provider as serving provider in the new internet service system in three layer of two territory, can be provided the router that can provide service the Server Extension of service to whole network from single by network group center control nodes.
Network group center control nodes, as before serving provider, needs service available in administered and maintained router to report and is registered in service resolution server, and therefore the method flow of the embodiment of the present invention comprises:
201: the service that network group center control nodes receiving router stores in own cache occurs to change the rear modification information sent, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and service behavior description information;
202: described network group center control nodes is according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and wherein said information on services list is for the corresponding relation of the service identifiers and service behavior description information of preserving the service correspondence stored in the buffer memory of the router of the described network group center control nodes management Router Distinguisher corresponding with the router of this service of preservation.
203: described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and described registration request is sent to service resolution server register, to make described service resolution server according to registration request, in described service resolution server, the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes is upgraded.
The embodiment of the present invention is managed the service available router with memory function by network group center control nodes, and register to service resolution server, make network group center control nodes can provide service as serving provider to user terminal, add provide service for user terminal serve provider, the more service selecting to get user terminal needs can be had thus, as not busy by link or that link range is the relatively near provider that serves obtains service, improve the efficiency that terminal obtains service.
Embodiment two
Embodiments provide a kind of method of registration service, see Fig. 3, method flow comprises:
301: router is after the service stored in own cache is changed, modification information is sent to network group center control nodes, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and service behavior description information.
Router is when forwarding service, according to the way selection preset partial service is stored in the buffer memory of self, select the service stored can obtain for user in certain hour the service that quantity reaches some, select the mode embodiment of the present invention of buffer service not make restriction for router.In router, time of relatively providing the server stores of service to serve time of the service of buffer memory is of short duration, and the service therefore stored in the router can often change, is constantly adding and is deleting.Wherein, alter mode is designated and adds service or delete service.
302: the service that network group center control nodes receiving router stores in own cache occurs to change the rear modification information sent, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and service behavior description information.
303: described network group center control nodes is according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and wherein said information on services list is for the corresponding relation of the service identifiers and service behavior description information of preserving the service correspondence stored in the buffer memory of the router of the described network group center control nodes management Router Distinguisher corresponding with the router of this service of preservation.
Network group center control nodes is divided into according to the alter mode mark in modification information adds service and deletes service, first the information on services list in network group center control nodes is upgraded according to modification information.At least service identification field is comprised in information on services list, service behavior descriptor field and storaging mark field, the identify label of the router of this service identifiers corresponding with service is stored in network group for the center control nodes management of storage networking group, in information on services list, each list item preserves a unique service, each field in information on services list preserves the service identifiers of this service correspondence, service behavior descriptor, and the Router Distinguisher that the router storing this service is corresponding.
The process of wherein adding service is:
3031: when described alter mode is designated interpolation service, described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in described modification information, the corresponding service binding information of each list item in wherein said information on services list.
The process of adding service is divided into two kinds of situations, the first is for being present in the service identifiers of the service correspondence after changing in modification information in information on services list, then the Router Distinguisher in modification information is added in the storaging mark field of this service list item in information on services list, performs step 3032; The second is the service identifiers that there is not the service correspondence after changing in modification information in information on services list, then need the new list item of establishment one to preserve, and performs step 3033.
3032: if existed, then the Router Distinguisher in described modification information is updated in the storaging mark field of this list item.
3033: if there is no, then in described information on services list, create new list item, and using the service identifiers in described modification information as the service identifiers in service identification field in new list item, by the service behavior descriptor that the service behavior descriptor in described modification information is in new list item in service behavior descriptor field, be the content of storaging mark field in new list item by the Router Distinguisher in described modification information.
The process of wherein deleting service is:
3034: when described alter mode is designated deletion service, described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in described modification information, and in the storaging mark field that the list item inquired is corresponding, inquire about the Router Distinguisher whether only existed in described modification information, the corresponding service binding information of each list item in wherein said information on services list.
The process of deleting service is divided into two kinds of situations, for only there is a Router Distinguisher in storaging mark field corresponding to the list item of service correspondence deleted in information on services list in the first, namely the Router Distinguisher in modification information, now illustrating in the router of network group center control nodes management only has a router to there is this service, just not this service in the router of network group center control nodes management after deletion, now in information on services list, the list item of this service correspondence is deleted, perform step 3035; The second is there is multiple Router Distinguisher in the storaging mark field that the list item of the service correspondence of deleting in information on services list is corresponding, now according to the Router Distinguisher in modification information, Router Distinguisher identical in storaging mark field is deleted, performs step 3036.
3035: if this list item is so deleted by the Router Distinguisher only existed in described modification information in described information on services list.
3036: if also there are other Router Distinguishers, then in the storaging mark field that the list item inquired is corresponding, delete the Router Distinguisher in described modification information.
304: described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and described registration request is sent to service resolution server register, to make described service resolution server according to registration request, in described service resolution server, the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes is upgraded.
For the list item deleted in the new list item created in step 3033 and step 3035, need to report to resolution server, be i.e., when adding certain service in the router of network group center control nodes management first, perform step 3041; When certain service is deleted in the router of network group center control nodes management, when there is not this service in all-router, perform step 3042.When these two kinds of situations occur, network group center control nodes needs to carry out reporting registering to service resolution server.
3041: after creating new list item in described information on services list, described network group center control nodes is according to the service identifiers in the service identification field in new list item, the identify label of the service behavior descriptor in service behavior descriptor field and described network group center control nodes generates the registration request adding service, and described registration request is sent to the registration process that service resolution server carries out adding service;
3042: after deleting list item in described information on services list, described network group center control nodes is according to the service identifiers in the service identification field in the list item deleted, and the identify label of described network group center control nodes generates the registration request of the service of deletion, and described registration request is sent to the registration process that service resolution server carries out the service of deleting.
Based on the method for above-mentioned registration service, the embodiment of the present invention additionally provides the method for the service of acquisition, and see Fig. 4, method flow comprises:
401: terminal sends the request of inquiry service to service resolution server, carries the keyword of inquiry service in the request of described inquiry service.
402: service resolution server is mated by service behavior descriptor according to the keyword in the request of described inquiry service, and the service identifiers of the service correspondence matched and service behavior description information and the identify label of serving provider that stores service are returned to described terminal.
The identify label of service provider can be specially the identify label of the server providing service and/or the identify label of network group center control nodes, because the service inquired may have multiple service provider to provide, the identify label of terminal multiple service provider therefore may be returned to.
403: terminal sends to serving provider the request obtaining and serve according to the identify label of serving provider, at least comprises service identifiers, serve the identify label of provider in the request of wherein said acquisition service.
Terminal is after the identify label request service of serving provider, obtain service request can in network each equipment be forwarded to destination, when passing by certain and possessing the router of memory function, router can mate in service identifiers corresponding with the service of own cache for the service identifiers obtained in the request of service, if match router, direct the service matched being returned to terminal, forwarding to destination address without the need to continuing.If do not matched, continue down hop and forward.
404: the request of the acquisition service that described network group center control nodes receiving terminal sends, at least comprise service identifiers in the request of wherein said acquisition service.
405: described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in the described request obtaining service, and obtains Router Distinguisher in the storaging mark field that the list item inquired is corresponding.
The Router Distinguisher got can for one or more, if be one, send the request of the service of acquisition directly to the router that this Router Distinguisher is corresponding, if get multiple Router Distinguisher, one of them forwarding of Stochastic choice the request of serving can be obtained, also can according to certain rules selection router, such as check that whether the operating state of router is busy, select relatively not busy router to forward the request of the service of acquisition to it.Can also all forward the request obtaining and serve by the router corresponding to multiple Router Distinguisher, make router can send service respectively to terminal.
406: forward the described request obtaining service to router corresponding to the described Router Distinguisher got, with the router that the Router Distinguisher got described in making is corresponding, service corresponding for service identifiers in the described request obtaining service stored in own cache is sent to described terminal.
407: router receives the request of the acquisition service of the terminal transmission that network group center control nodes forwards, at least comprise service identifiers in the request of wherein said acquisition service.
408: service corresponding for the service identifiers in the described request obtaining service stored in own cache is sent to described terminal by router.
Based on the method for above-mentioned registration service, the embodiment of the present invention additionally provides the method for management service, and see Fig. 5, method flow comprises:
501: described network group center control nodes is deleted the list item exceeding the service correspondence that Preset Time is not obtained by terminal in the information on services list of self preserving.
Service binding information in the information on services list that network group center control nodes can also be preserved self manages, and exceeding the service that Preset Time is not acquired can delete.Need after deleting to carry out the registration process of deleting to service resolution server, and the service in buffer memory is deleted by the router that this service is preserved in prompting.
502: described network group center control nodes is according to the service identifiers in the service identification field in the list item deleted, and the identify label of described network group center control nodes generates the registration request of the service of deletion, and described registration request is sent to the registration process that service resolution server carries out the service of deleting.
503: described network group center control nodes is according to the Router Distinguisher in the storaging mark field in the list item deleted, the information of the service of deletion is sent to the router that described Router Distinguisher is corresponding, the wherein said service identifiers deleted in the information of service in the service identification field carried in the list item of described deletion, to make the service that the service identifiers in the service identification field in the list item of the described deletion stored in router corresponding to described Router Distinguisher deletion buffer memory is corresponding.
504: router receives the information of the deletion service that described network group center control nodes sends, carry the service identifiers in the service identification field in the list item of described deletion in the information of wherein said deletion service.
505: the service that the service identifiers in the service identification field in the list item of the described deletion stored in router deletion buffer memory is corresponding.
The embodiment of the present invention is managed the service available router with memory function by network group center control nodes, and register to service resolution server, make network group center control nodes can provide service as serving provider to user terminal, add provide service for user terminal serve provider, not busy by link or that link range is the relatively near provider that serves of more selection can be had thus to obtain service, improve the efficiency that terminal obtains service.
Embodiment three
Embodiments provide a kind of network group center control nodes of registration service, see Fig. 6, this network group center control nodes comprises:
First receiver module 601, the service stored in own cache for network group center control nodes receiving router occurs to change the rear modification information sent, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and service behavior description information;
Update module 602, for described network group center control nodes according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, wherein said information on services list is for preserving the service identifiers of the service correspondence stored in the buffer memory of the router of described network group center control nodes management and serving the corresponding relation of the behavior description information Router Distinguisher corresponding with the router preserving this service,
First sending module 603, the service identifiers corresponding according to the service binding information upgraded in the information on services list after renewal for described network group center control nodes generates registration request with the identify label of service behavior description information and described network group center control nodes, and described registration request is sent to service resolution server register, to make described service resolution server according to registration request, in described service resolution server, the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes is upgraded.
Wherein, in a specific embodiment, update module 602 specifically for:
When described alter mode is designated interpolation service, described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in described modification information, the corresponding service binding information of each list item in wherein said information on services list;
If existed, then the Router Distinguisher in described modification information is updated in the storaging mark field of this list item;
If there is no, then in described information on services list, create new list item, and using the service identifiers in described modification information as the service identifiers in service identification field in new list item, by the service behavior descriptor that the service behavior descriptor in described modification information is in new list item in service behavior descriptor field, be the content of storaging mark field in new list item by the Router Distinguisher in described modification information.
Accordingly, the first sending module 603, specifically for:
After creating new list item in described information on services list, described network group center control nodes is according to the service identifiers in the service identification field in new list item, the identify label of the service behavior descriptor in service behavior descriptor field and described network group center control nodes generates the registration request adding service, and described registration request is sent to the registration process that service resolution server carries out adding service.
Further, in a specific embodiment, update module 602 concrete also for:
When described alter mode is designated deletion service, described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in described modification information, and in the storaging mark field that the list item inquired is corresponding, inquire about the Router Distinguisher whether only existed in described modification information, the corresponding service binding information of each list item in wherein said information on services list;
If this list item is so deleted by the Router Distinguisher only existed in described modification information in described information on services list;
If also there are other Router Distinguishers, then in the storaging mark field that the list item inquired is corresponding, delete the Router Distinguisher in described modification information.
Accordingly, the first sending module 603, specifically for:
After deleting list item in described information on services list, described network group center control nodes is according to the service identifiers in the service identification field in the list item deleted, and the identify label of described network group center control nodes generates the registration request of the service of deletion, and described registration request is sent to the registration process that service resolution server carries out the service of deleting.
Wherein, network group center control nodes also for:
The request of the acquisition service that described network group center control nodes receiving terminal sends, at least comprises service identifiers in the request of wherein said acquisition service;
Described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in the described request obtaining service, and obtains Router Distinguisher in the storaging mark field that the list item inquired is corresponding;
Forward the described request obtaining service to router corresponding to the described Router Distinguisher got, with the router that the Router Distinguisher got described in making is corresponding, service corresponding for service identifiers in the described request obtaining service stored in own cache is sent to described terminal.
Wherein, network group center control nodes also for:
Described network group center control nodes is deleted the list item exceeding the service correspondence that Preset Time is not obtained by terminal in the information on services list of self preserving;
Described network group center control nodes is according to the service identifiers in the service identification field in the list item deleted, and the identify label of described network group center control nodes generates the registration request of the service of deletion, and described registration request is sent to the registration process that service resolution server carries out the service of deleting;
Described network group center control nodes is according to the Router Distinguisher in the storaging mark field in the list item deleted, the information of the service of deletion is sent to the router that described Router Distinguisher is corresponding, the wherein said service identifiers deleted in the information of service in the service identification field carried in the list item of described deletion, to make the service that the service identifiers in the service identification field in the list item of the described deletion stored in router corresponding to described Router Distinguisher deletion buffer memory is corresponding.
The embodiment of the present invention is managed the service available router with memory function by network group center control nodes, and register to service resolution server, make network group center control nodes can provide service as serving provider to user terminal, add provide service for user terminal serve provider, the more service selecting to get user terminal needs can be had thus, as not busy by link or that link range is the relatively near provider that serves obtains service, improve the efficiency that terminal obtains service.
Embodiment four
Embodiments provide a kind of system of registration service, see Fig. 7, comprising: service resolution server 701, network group center control nodes 702 and router 703,
Described service resolution server 701 comprises:
Second receiver module 7011, for receiving the registration request that network group center control nodes sends, in wherein said registration request, carry the service identifiers of the service correspondence of renewal and the identify label of service behavior description information and described network group center control nodes;
Registering modules 7012, for upgrading the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes according to described registration request;
Wherein, described network group center control nodes 702 comprises:
First receiver module 7021, the service stored in own cache for network group center control nodes receiving router occurs to change the rear modification information sent, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and service behavior description information;
Update module 7022, for described network group center control nodes according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, wherein said information on services list is for preserving the service identifiers of the service correspondence stored in the buffer memory of the router of described network group center control nodes management and serving the corresponding relation of the behavior description information Router Distinguisher corresponding with the router preserving this service,
First sending module 7023, the service identifiers corresponding according to the service binding information upgraded in the information on services list after renewal for described network group center control nodes generates registration request with the identify label of service behavior description information and described network group center control nodes, and described registration request is sent to service resolution server register, to make described service resolution server according to registration request, in described service resolution server, the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes is upgraded,
Described router 703 comprises:
Second sending module 7031, after changing when the service stored in own cache, modification information is sent to network group center control nodes, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and service behavior description information;
3rd receiver module 7032, the request of the acquisition service that the terminal forwarded for receiving network group center control nodes sends, at least comprises service identifiers in the request of wherein said acquisition service;
3rd sending module 7033, for sending to described terminal by service corresponding for the service identifiers in the described request obtaining service stored in own cache;
4th receiver module 7034, for receiving the information of the deletion service that described network group center control nodes sends, carries the service identifiers in the service identification field in the list item of described deletion in the information of wherein said deletion service;
Removing module 7035, for deleting service corresponding to service identifiers in the service identification field in the list item of the described deletion stored in buffer memory.
The embodiment of the present invention is managed the service available router with memory function by network group center control nodes, and register to service resolution server, make network group center control nodes can provide service as serving provider to user terminal, add provide service for user terminal serve provider, the more service selecting to get user terminal needs can be had thus, as not busy by link or that link range is the relatively near provider that serves obtains service, improve the efficiency that terminal obtains service.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
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 (9)

1. a method for registration service, is characterized in that, described method comprises:
The service that network group center control nodes receiving router stores in own cache occurs to change the rear modification information sent, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and the service behavior descriptor after changing;
Described network group center control nodes is according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and wherein said information on services list is for the corresponding relation of the service identifiers and service behavior description information of preserving the service correspondence stored in the buffer memory of the router of the described network group center control nodes management Router Distinguisher corresponding with the router of this service of preservation;
Described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and described registration request is sent to service resolution server register, to make described service resolution server according to registration request, in described service resolution server, the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes is upgraded.
2. method according to claim 1, it is characterized in that, described network group center control nodes is according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and comprising:
When described alter mode is designated interpolation service, described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in described modification information, the corresponding service binding information of each list item in wherein said information on services list;
If existed, then the Router Distinguisher in described modification information is updated in the storaging mark field of this list item;
If there is no, then in described information on services list, create new list item, and using the service identifiers in described modification information as the service identifiers in service identification field in new list item, using the service behavior descriptor in described modification information be in new list item service rows as the service behavior descriptor in descriptor field, using the content of the Router Distinguisher in described modification information as storaging mark field in new list item.
3. method according to claim 2, it is characterized in that, described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and described registration request is sent to service resolution server register, comprising:
After creating new list item in described information on services list, described network group center control nodes is according to the service identifiers in the service identification field in new list item, the identify label of the service behavior descriptor in service behavior descriptor field and described network group center control nodes generates the registration request adding service, and described registration request is sent to the registration process that service resolution server carries out adding service.
4. method according to claim 1, it is characterized in that, described network group center control nodes is according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and comprising:
When described alter mode is designated deletion service, described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in described modification information, and in the storaging mark field that the list item inquired is corresponding, inquire about the Router Distinguisher whether only existed in described modification information, the corresponding service binding information of each list item in wherein said information on services list;
If only there is the Router Distinguisher in described modification information, so this list item is deleted in described information on services list;
If also there are other Router Distinguishers, then in the storaging mark field that the list item inquired is corresponding, delete the Router Distinguisher in described modification information.
5. method according to claim 4, it is characterized in that, described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and described registration request is sent to service resolution server register, comprising:
After deleting list item in described information on services list, described network group center control nodes is according to the service identifiers in the service identification field in the list item deleted, and the identify label of described network group center control nodes generates the registration request of the service of deletion, and described registration request is sent to the registration process that service resolution server carries out the service of deleting.
6. method according to claim 1, it is characterized in that, described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and after described registration request being sent to service resolution server registering, described method also comprises:
The request of the acquisition service that described network group center control nodes receiving terminal sends, at least comprises service identifiers in the request of wherein said acquisition service;
Described network group center control nodes inquiry service identification field in the information on services list of self preserving is the list item of the service identifiers in the described request obtaining service, and obtains Router Distinguisher in the storaging mark field that the list item inquired is corresponding;
Forward the described request obtaining service to router corresponding to the described Router Distinguisher got, with the router that the Router Distinguisher got described in making is corresponding, service corresponding for service identifiers in the described request obtaining service stored in own cache is sent to described terminal.
7. method according to claim 1, it is characterized in that, described network group center control nodes generates registration request according to the identify label of service identifiers corresponding to the service binding information that upgrades in the information on services list after upgrading and service behavior description information and described network group center control nodes, and after described registration request being sent to service resolution server registering, described method also comprises:
Described network group center control nodes is deleted the list item exceeding the service correspondence that Preset Time is not obtained by terminal in the information on services list of self preserving;
Described network group center control nodes is according to the service identifiers in the service identification field in the list item deleted, and the identify label of described network group center control nodes generates the registration request of the service of deletion, and described registration request is sent to the registration process that service resolution server carries out the service of deleting;
Described network group center control nodes is according to the Router Distinguisher in the storaging mark field in the list item deleted, the information of the service of deletion is sent to the router that described Router Distinguisher is corresponding, the wherein said service identifiers deleted in the information of service in the service identification field carried in the list item of described deletion, to make the service that the service identifiers in the service identification field in the list item of the described deletion stored in router corresponding to described Router Distinguisher deletion buffer memory is corresponding.
8. a network group center control nodes for registration service, is characterized in that, described network group center control nodes comprises:
First receiver module, the service stored in own cache for receiving router occurs to change the rear modification information sent, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and the service behavior descriptor after changing;
Update module, for according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and wherein said information on services list is for the corresponding relation of the service identifiers and service behavior description information of preserving the service correspondence stored in the buffer memory of the router of the described network group center control nodes management Router Distinguisher corresponding with the router of this service of preservation;
First sending module, registration request is generated with the identify label of service behavior description information and described network group center control nodes for the service identifiers corresponding according to the service binding information upgraded in the information on services list after renewal, and described registration request is sent to service resolution server register, to make described service resolution server according to registration request, in described service resolution server, the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes is upgraded.
9. a system for registration service, comprising: service resolution server, network group center control nodes and router; It is characterized in that,
Described service resolution server comprises:
Second receiver module, for receiving the registration request that network group center control nodes sends, in wherein said registration request, carry the service identifiers of the service correspondence of renewal and the identify label of service behavior description information and described network group center control nodes;
Registering modules, for upgrading the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes according to described registration request;
Described network group center control nodes comprises:
First receiver module, the service stored in own cache for receiving router occurs to change the rear modification information sent, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and the service behavior descriptor after changing;
Update module, for according to the Router Distinguisher in described modification information, alter mode identifies, the service behavior descriptor of the service identifiers of the service correspondence after change and the service correspondence after changing upgrades the service binding information in the information on services list of self preserving, and wherein said information on services list is for the corresponding relation of the service identifiers and service behavior description information of preserving the service correspondence stored in the buffer memory of the router of the described network group center control nodes management Router Distinguisher corresponding with the router of this service of preservation;
First sending module, registration request is generated with the identify label of service behavior description information and described network group center control nodes for the service identifiers corresponding according to the service binding information upgraded in the information on services list after renewal, and described registration request is sent to service resolution server register, to make described service resolution server according to registration request, in described service resolution server, the corresponding relation of the service identifiers of the service correspondence of renewal with the identify label of serving behavior description information and described network group center control nodes is upgraded,
Described router comprises:
Second sending module, after changing when the service stored in own cache, modification information is sent to network group center control nodes, at least comprise in wherein said modification information: Router Distinguisher, the service identifiers of alter mode mark and the service correspondence after changing and service behavior description information;
3rd receiver module, the request of the acquisition service that the terminal forwarded for receiving network group center control nodes sends, at least comprises service identifiers in the request of wherein said acquisition service;
3rd sending module, for sending to described terminal by service corresponding for the service identifiers in the described request obtaining service stored in own cache;
4th receiver module, for receiving the information of the deletion service that described network group center control nodes sends, carries the service identifiers in the service identification field in the list item of described deletion in the information of wherein said deletion service;
Removing module, for deleting service corresponding to service identifiers in the service identification field in the list item of the described deletion stored in buffer memory.
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