CN102868617A - P2P (peer-to-peer) network routing method and system - Google Patents
P2P (peer-to-peer) network routing method and system Download PDFInfo
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- CN102868617A CN102868617A CN201110186893XA CN201110186893A CN102868617A CN 102868617 A CN102868617 A CN 102868617A CN 201110186893X A CN201110186893X A CN 201110186893XA CN 201110186893 A CN201110186893 A CN 201110186893A CN 102868617 A CN102868617 A CN 102868617A
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04L45/00—Routing or path finding of packets in data switching networks
Abstract
The invention discloses a P2P (peer-to-peer) network routing method and a P2P (peer-to-peer) network routing system, which can solve the problems that in the prior art, the routing information transmission expense is large, and an access node identifier is not updated in time, so that a messenger can not be temporarily routed to a client. According to the method and the system, a resource identifier is used for identifying and positioning the access node of the client, when the access node of a target client is replaced, no new access node identifier is transmitted to a source node, so that the problem of the transmission expense and the problem that the messenger can not be temporarily routed to the client can be avoided.
Description
Technical field
The present invention relates to the distributed communication network field, refer to especially a kind of P2P network route method and system.
Background technology
Equity (P2P, Peer to Peer) network is a kind of distributed network, can be used for the business such as Multimedia session, contents distribution.
Function and the framework of all kinds of P2P networks differ, and the P2P network of background of the present invention possesses resource location and message routing function at least.Widely used distributed hashtable (DHT, Distributed Hash Table) network, distributed key assignments (key/value) storage system, resource location namely belong to such P2P network with discovery (RELOAD, Resource Locate And Discovery) network.RELOAD is the resource location of internet standard a kind of peer-to-peer network of organizing ietf definition and finds agreement.
The P2P network architecture as shown in Figure 1, the P2P network is comprised of peer node (peer), the client of P2P network (client) can be used resource location and the message routing service that the P2P network provides.
The P2P network possesses the message routing function: each node (peer node or client) has unique identification (ID); Given destination node sign, from any one peer node, network based its routing algorithm of P2P can be with message routing to the purpose peer node.
The P2P network possesses the resource positioning function: each resource has unique sign, and each resource identification has responsible peer node; Given appointment resource identification, from any one peer node, network based its routing algorithm of P2P can be with message routing to the peer node of being responsible for the allocated resource sign, thus request is carried out additions and deletions to allocated resource and is looked into and the operation such as change.
Client is by being the peer node of its service transmitting-receiving message, is called as the access node (AP, Access Peer) of this client for the peer node of the service of certain client.Client will send message to specified node, by its access node route.Client will receive the message from other nodes, by its access node route.A client can have 1 to a plurality of access nodes.
In the prior art, be divided into two processes to the method for client route message: according to the access node sign route message of the client access node to client; Client's section access node is sent to client according to the sign of purpose client with message.As shown in Figure 2.Step 201, the source node (peer node or client) of initiating the transmission message will obtain sign and the access node sign thereof of client.The method that obtains has multiple.Such as, when the P2P network is used for the Internet telephony application, client is used by Alice, and client deposits the binding relationship of user name Alice@example.com and client routing iinformation (the access node sign of client identification, client) in the P2P network in.Step 202-203, if source node is peer node, source node is selected down hop according to client access node sign, and sends message; If source node is client, source node selects its access node as down hop, and sends message.Step 204-205, the P2P network is with the access node of message routing to client.Step 206-207, client access node with message routing to client.
Prior art is at the route message during to client, rely on client access node sign, but owing to reasons such as access node withdraw from, if client is changed access node, then client need to be issued its routing iinformation that comprises new access node sign again, and source node also must regain the access node sign of client.In dynamic P2P network, access node changes may be comparatively frequent, and needs consumption certain hour and expense are obtained in the issue of client routing iinformation.The untimely situation of access node identification renewal also may appear in prior art, can't be with message routing to client thereby temporarily cause.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of P2P network route method and system, can solving the prior art routing iinformation, to transmit expense large, and since the access node identification renewal untimely cause temporarily can't the route message to the problem of client.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of reciprocity P2P network route method, the method comprises:
Source node obtains the resource identification for location purpose client access node, by the P2P network, based on described resource identification with message routing to the purpose client.
Preferably, based on one embodiment of the invention, describedly based on described resource identification with message routing to the method for purpose client be:
Source node sends message to the P2P network, by 0 in the P2P network, in the middle of one or more peer node with message routing to the purpose client access node of being responsible for processing described resource identification;
Purpose client access node that be responsible for to process this resource identification according to described purpose client identification with message routing to the purpose client.
Preferably, based on another embodiment of the present invention, describedly based on described resource identification with message routing to the method for purpose client be:
Source node is responsible for processing described resource identification according to purpose client access node address from described resource identification to the P2P network inquiry;
Source node is inquired about the purpose client address according to the purpose client identification to the responsible purpose client access node of processing described resource identification after the inquiry acquisition is responsible for processing the purpose client access node address of described resource identification;
Source node sends message according to the purpose client address that inquiry obtains to the purpose client.
Preferably, based on another embodiment of the present invention, describedly based on described resource identification with message routing to the method for purpose client be:
Source node is responsible for processing described resource identification according to purpose client access node address from described resource identification to the P2P network inquiry;
Source node sends message to it after inquiry obtains to be responsible for processing the purpose client access node address of described resource identification;
The message routing that purpose client access node that be responsible for to process described resource identification sends source node according to the purpose client identification is to the purpose client.
Preferably, described source node is the client of peer node or P2P network, if source node is client, then source node selection self access node is as down hop; If source node is peer node, then source node is pressed the P2P algorithm according to described resource identification and is selected the down hop peer node.
Preferably, described purpose client connects a plurality of its access nodes that message routing service is provided that are, each access node is responsible for processing a resource identification, carries out load sharing between a plurality of peer node.
Preferably, described source node obtains at least one or a plurality of resource identification, and different resource identifications is used for the different access nodes of location purpose client, in the routing procedure, only uses a resource identification.
Preferably, when purpose client access node that be responsible for to process described resource identification lost efficacy, the purpose client with the new responsible node of described resource identification as new access node.
Based on the embodiment of the invention, the present invention proposes a kind of reciprocity P2P network route system, and this system comprises:
Source node is used for obtaining the purpose client identification and obtaining for the resource identification of locating purpose client access node, and sends message to the purpose client;
Intermediate routing network, the message routing that is used for based on described resource identification source node being sent is to the purpose client;
The purpose client is used for the message that sends by intermediate routing network reception sources node.
Preferably, based on one embodiment of the invention, described intermediate routing network comprises: middle peer node and purpose client access node;
Middle peer node is used for the message that the reception sources node sends, and comprises purpose client identification and described resource identification in the described message; Middle peer node is selected the down hop peer node according to described resource identification, through jumping or a multi-hop route, message routing extremely is responsible for processing the purpose client access node of this resource identification;
Purpose client access node is used for according to the purpose client identification message routing to the purpose client.
Preferably, based on another embodiment of the present invention, described intermediate routing network comprises: middle peer node and purpose client access node;
Source node is according to the purpose client access node address of resource identification to the described resource identification of the responsible processing of intermediate routing network inquiry;
Middle peer node and purpose client access node are used for receiving and the inquiry of response source node transmission is responsible for processing the request of the purpose client access node of described resource identification;
Source node is inquired about the purpose client address according to the purpose client identification to the responsible purpose client access node of processing described resource identification after the inquiry acquisition is responsible for processing the purpose client access node address of described resource identification;
Source node sends message according to the purpose client address that inquiry obtains to the purpose client.
Preferably, based on another embodiment of the present invention, described intermediate routing network comprises: middle peer node and purpose client access node;
Source node is inquired about the purpose client access node address of being responsible for processing described resource identification according to described resource identification to middle peer node and purpose client access node in the intermediate routing network;
Source node sends message to the responsible purpose client access node of processing described resource identification after inquiry obtains to be responsible for processing the purpose client access node address of described resource identification;
The message routing that purpose client access node that be responsible for to process described resource identification sends source node according to the purpose client identification is to the purpose client.
The client method for routing of P2P network of the present invention, the employing resource identification identifies the access node with positioning client terminal, not needing to transmit new access node when the access node of purpose client is changed identifies to source node, avoided transmitting the problem of expense, avoided transmitting untimely cause can't the route message to the problem of client.
Description of drawings
Fig. 1 is the schematic diagram of peer-to-peer network and client thereof;
Fig. 2 be in the prior art route message to the schematic flow sheet of client;
The route message that Fig. 3 provides for the embodiment of the invention 1 is to the schematic flow sheet of client;
The route message that Fig. 4 provides for the embodiment of the invention 2 is to the schematic flow sheet of client;
The route message that Fig. 5 provides for the embodiment of the invention 3 is to the schematic flow sheet of client;
When the client access node that Fig. 6 provides for the embodiment of the invention lost efficacy, client with the new responsible node of resource identification as new access node flow chart.
Embodiment
Basic thought of the present invention is: in P2P network message routing procedure, the employing resource identification identifies the access node with positioning client terminal, when the access node of purpose client is changed, although the access node sign changes, but resource identification is constant, therefore do not need to transmit new access node and identify to source node, avoided transmitting the problem of expense, avoided transmitting untimely cause can't the route message to the problem of client.
In the P2P network route method that the embodiment of the invention provides, source node at first obtains the sign of purpose client and is used for the resource identification of the access node of location purpose client, and purpose client identification and the resource identification that obtains offered reciprocity P2P network, the P2P network according to described resource identification route message to the purpose client access node of being responsible for processing this resource identification.
In the embodiment of the invention, one or more its access nodes that provide message routing to serve that are can be provided the P2P networking client, each access node only is responsible for processing a resource identification, be the only corresponding client access node of each resource identification, can realize load sharing between a plurality of access nodes.Correspondingly, in the sign of obtaining the purpose client with when being used for the resource identification of location purpose client access node, source node can obtain one or more resource identifications, but in routing procedure, only uses a resource identification.
In the embodiment of the invention, the generating mode of resource identification can adopt random fashion to generate, also can generate by certain rule according to the sign of client, after selecting suitable AP according to conditions such as load or distance distances, from the resource identification that this AP is responsible for, select a resource identification as the resource identification of this AP of location again.Can be peer node Resources allocation sign by the prefix matching mode, for example in the situation of resource identification length greater than AP node identification length, will mend 0 behind the node identification of AP as the resource identification that is used for this this AP node of location.
For making the purpose, technical solutions and advantages of the present invention clearer, by the following examples and with reference to accompanying drawing, the present invention is described in more detail.
Embodiment 1
A kind of message that Fig. 3 provides for the embodiment of the invention 1 is routed to the method flow diagram of purpose client from source node, and the method is to transmit the route message to the purpose client, and this flow process comprises:
Step 301: source node obtains the sign of purpose client and is used for the resource identification of the access node of location purpose client.
Described source node has various ways from P2P Network Capture purpose client identification and the method for resource identification that is used for the access node of location purpose client, for example, when the P2P network is used for the Internet telephony application, the purpose client is used by user U1, the purpose client deposits the binding relationship of user name U1@example.com and purpose client routing iinformation in the P2P network in as resource, described routing iinformation includes the resource identification of the access node of purpose client identification and location purpose client, and source node gets access to the resource identification that routing iinformation can get access to the access node of purpose client identification and location purpose client from the P2P network.
Step 302: if source node is client, source node selection self access node is as down hop; If source node is peer node, source node is pressed the P2P algorithm according to described resource identification and is selected the down hop peer node.
Select the P2P algorithm of down hop peer node can adopt Chord, Pastry etc.The P2P network is pressed P2P algorithm route message to the client access node of being responsible for processing described resource identification according to described resource identification.If source node is a peer node in the P2P network, know in the situation in path of client access node that be responsible for to process described resource identification at it, do not need execution in step 304 to 305, source node can directly send message to the client access node of being responsible for processing described resource identification.Be the P2P networking client or need in the situation of P2P network through the multi-hop route at source node, then the peer node on the routed path needs to select down hop according to described resource identification in the P2P network, selects the rule of down hop to be summarized as: to select the nearest node of the described resource identification of node identification " distance " in the local routing table.The method of calculating distance can have multiple, and for example, the node identification distance that identical figure place with the resource identification prefix is more is nearer.
Step 303: source node sends the down hop peer node that message is selected to step 302, comprises the access-in resource sign of purpose client identification and purpose client in the described message.
Peer node in step 304～305:P2P network is selected down hop according to described resource identification, and message finally is forwarded to the purpose client access node of being responsible for processing this resource identification, comprises purpose client identification and resource identification in E-Packeting.
Step 306: the purpose client access node of being responsible for processing this resource identification is according to purpose client identification inquiry next hop address, thus acquisition purpose client address.
Step 307: the purpose client access node of being responsible for this resource identification of processing E-Packets to the purpose client according to the purpose client address that obtains.
Embodiment 2
The another kind of message that Fig. 4 provides for the embodiment of the invention 2 is routed to the method flow diagram of purpose client from source node, and the method is inquired about first purpose client access node address, purpose client address, sends message to the purpose client again, and this flow process comprises:
Step 401: source node obtains the sign of purpose client and is used for the resource identification of the access node of location purpose client.
Step 402: if source node is client, source node selection self access node is as down hop; If source node is peer node, source node is pressed the P2P algorithm according to the access-in resource sign of purpose client and is selected the down hop peer node.
Step 403～404: the down hop peer node that source node obtains to step 402 is inquired about the down hop peer node on the path that arrives the purpose client access node of being responsible for the described resource identification of processing, and source node provides resource identification to inquire about to the next-hop node that step 402 obtains;
Such as Fig. 4, it is source node arrives next hop address from purpose peer node B to peer node A inquiry, peer node B is the resource identification responsible node of purpose client C among this embodiment, if also have peer node D between peer node A and the peer node B, then the down hop peer node that inquires of peer node A should be node D.
Step 405～406: repeat the previous step process, until find the purpose client access node of being responsible for processing described resource identification;
Such as Fig. 4, it is peer node B that source node inquires down hop by peer node A, source node continues to arrive to peer node B inquiry the down hop of the purpose client access node of being responsible for the described resource identification of processing, when the peer node B that receives inquiry confirmed self to be the purpose client access node of being responsible for the described resource identification of processing, then execution in step 407.
Step 407～408: source node is inquired about next hop address according to the purpose client identification to the purpose client access node of being responsible for the described resource identification of processing, thereby obtains the purpose client address.
Step 409: according to the purpose client address that obtains, source node sends message to the purpose client.
Embodiment 3
The another kind of message that Fig. 5 provides for the embodiment of the invention 3 is routed to the method flow diagram of purpose client from source node, the method is inquired about first purpose client access node address, by the purpose client access node purpose client that E-Packets, this flow process comprises again:
Step 501: source node obtains the sign of purpose client and is used for the resource identification of the access node of location purpose client.
Step 502: source node is selected self access node A or press the down hop peer node A that the P2P algorithm is selected according to described resource identification, sends the request that the purpose client access node of the described resource identification of processing is responsible in inquiry to peer node A;
Step 503: after peer node A receives request, judge it self is not the purpose client access node of being responsible for processing described resource identification, to the down hop forwarding inquiries request that arrives on the purpose client access node routed path of being responsible for the described resource identification of processing, until query requests arrives the purpose client access node B that is responsible for processing described resource identification;
Step 504: according to routed path, peer node B returns the address of self to source node;
Step 506: source node sends message to peer node B according to the address of the purpose client access node B of the described resource identification of responsible processing of inquiry acquisition.
Step 507: peer node B inquires about the purpose client address according to the purpose client identification, and E-Packets to the purpose client.
In above-described embodiment provided by the invention, when the access node of client lost efficacy, client with the new responsible node of resource identification as new access node.Change an embodiment of access node as shown in Figure 6, this flow process comprises:
Step 601: client detects uses the access node B of certain resource identification location to lose efficacy;
Step 602-605: client is to the responsible purpose client access node of processing described resource identification of peer-to-peer network inquiry, the new peer node address that obtains to be responsible for processing described resource identification;
Step 606: the described new peer node of client and upper step connects, with this peer node as new access node.
Embodiment 4
Based on the reciprocity P2P network route method that embodiment 1 provides, this embodiment correspondingly provides a kind of P2P network route system, and this system comprises: source node, intermediate routing network, purpose client;
Source node is used for obtaining the purpose client identification and obtaining for the resource identification of locating purpose client access node, and sends message to the purpose client;
Described source node obtains at least one or a plurality of resource identification, and different resource identifications is used for the different access nodes of location purpose client, in the routing procedure, only uses a resource identification.
Intermediate routing network, the message routing that is used for based on described resource identification source node being sent is to the purpose client;
The purpose client is used for the message that sends by intermediate routing network reception sources node.
Described intermediate routing network further comprises: middle peer node and purpose client access node;
Middle peer node is used for the message that the reception sources node sends, and comprises purpose client identification and described resource identification in the described message; Middle peer node is selected the down hop peer node according to described resource identification, through jumping or a multi-hop route, message routing extremely is responsible for processing the purpose client access node of this resource identification;
When source node is a peer node in the P2P network, know in the situation in path of client access node that be responsible for to process described resource identification at it, peer node in the middle of described intermediate routing network also can not comprise, namely without the forwarding of middle peer node, source node directly sends message to the client access node of being responsible for processing described resource identification.
Purpose client access node is used for according to the purpose client identification message routing to the purpose client.
Embodiment 5
Based on the reciprocity P2P network route method that embodiment 2 provides, this embodiment correspondingly provides a kind of P2P network route system, and this system comprises: source node, intermediate routing network, purpose client;
Source node is used for obtaining the purpose client identification and obtaining for the resource identification of locating purpose client access node, and sends message to the purpose client; Described source node obtains at least one or a plurality of resource identification, and different resource identifications is used for the different access nodes of location purpose client, in the routing procedure, only uses a resource identification.
Intermediate routing network, the message routing that is used for based on described resource identification source node being sent is to the purpose client;
The purpose client is used for the message that sends by intermediate routing network reception sources node.
Described intermediate routing network further comprises: middle peer node and purpose client access node;
Source node is according to the purpose client access node address of resource identification to the described resource identification of the responsible processing of intermediate routing network inquiry;
Middle peer node and purpose client access node are used for receiving and the inquiry of response source node transmission is responsible for processing the request of the purpose client access node of described resource identification;
Source node is inquired about the purpose client address according to the purpose client identification to the responsible purpose client access node of processing described resource identification after the inquiry acquisition is responsible for processing the purpose client access node address of described resource identification;
Source node sends message according to the purpose client address that inquiry obtains to the purpose client.
Among this embodiment, source node sends query requests to middle peer node successively, until obtain the responsible response of processing the purpose client access node of described resource identification.When source node is a peer node in the P2P network, know in the situation in path of client access node that be responsible for to process described resource identification at it, peer node in the middle of described intermediate routing network also can not comprise, be that source node directly sends the query requests message to the client access node of being responsible for processing described resource identification, after obtaining confirming response, source node directly sends the request of inquiry purpose client address to the purpose client access node of being responsible for the described resource identification of processing.
Embodiment 6
Based on the reciprocity P2P network route method that embodiment 3 provides, this embodiment correspondingly provides a kind of P2P network route system, and this system comprises: source node, intermediate routing network, purpose client;
Source node is used for obtaining the purpose client identification and obtaining for the resource identification of locating purpose client access node, and sends message to the purpose client; Described source node obtains at least one or a plurality of resource identification, and different resource identifications is used for the different access nodes of location purpose client, in the routing procedure, only uses a resource identification.
Intermediate routing network, the message routing that is used for based on described resource identification source node being sent is to the purpose client;
The purpose client is used for the message that sends by intermediate routing network reception sources node.
Described intermediate routing network further comprises: middle peer node and purpose client access node;
Source node is inquired about the purpose client access node address of being responsible for processing described resource identification according to described resource identification to middle peer node and purpose client access node in the intermediate routing network;
Source node sends message to the responsible purpose client access node of processing described resource identification after inquiry obtains to be responsible for processing the purpose client access node address of described resource identification;
The message routing that purpose client access node that be responsible for to process described resource identification sends source node according to the purpose client identification is to the purpose client.
Among this embodiment, when source node is a peer node in the P2P network, know in the situation in path of client access node that be responsible for to process described resource identification at it, peer node in the middle of described intermediate routing network also can not comprise, namely source node is directly to the purpose client access node transmission message of being responsible for processing described resource identification.
Because this system embodiment is based on preceding method embodiment; so functional module or functional unit that said system comprises all are to establish for the steps flow chart among the realization preceding method embodiment; its function all can directly derive from the steps flow chart of aforementioned embodiment of the method; any functional module or performance element that can extract from aforementioned embodiment of the method or derive all should belong within the protection range of system embodiment of the present invention; for saving space, repeat no more herein.
The above is preferred embodiment of the present invention only, is not for limiting protection scope of the present invention.
Claims (14)
1. a reciprocity P2P network route method is characterized in that,
Source node obtains the resource identification for location purpose client access node, by the P2P network, based on described resource identification with message routing to the purpose client.
2. method according to claim 1 is characterized in that, describedly based on described resource identification with message routing to the method for purpose client is:
Source node sends message to the P2P network, by 0 in the P2P network, in the middle of one or more peer node with message routing to the purpose client access node of being responsible for processing described resource identification;
Purpose client access node that be responsible for to process this resource identification according to described purpose client identification with message routing to the purpose client.
3. method according to claim 1 is characterized in that, describedly based on described resource identification with message routing to the method for purpose client is:
Source node is responsible for processing described resource identification according to purpose client access node address from described resource identification to the P2P network inquiry;
Source node is inquired about the purpose client address according to the purpose client identification to the responsible purpose client access node of processing described resource identification after the inquiry acquisition is responsible for processing the purpose client access node address of described resource identification;
Source node sends message according to the purpose client address that inquiry obtains to the purpose client.
4. method according to claim 1 is characterized in that, describedly based on described resource identification with message routing to the method for purpose client is:
Source node is responsible for processing described resource identification according to purpose client access node address from described resource identification to the P2P network inquiry;
Source node sends message to it after inquiry obtains to be responsible for processing the purpose client access node address of described resource identification;
The message routing that purpose client access node that be responsible for to process described resource identification sends source node according to the purpose client identification is to the purpose client.
5. method according to claim 1 is characterized in that, described source node is the client of peer node or P2P network, if source node is client, then source node selection self access node is as down hop; If source node is peer node, then source node is pressed the P2P algorithm according to described resource identification and is selected the down hop peer node.
6. method according to claim 1 is characterized in that,
Described purpose client connects a plurality of its access nodes that message routing service is provided that are, each access node is responsible for processing a resource identification, carries out load sharing between a plurality of peer node.
7. method according to claim 1 is characterized in that,
Described source node obtains at least one or a plurality of resource identification, and different resource identifications is used for the different access nodes of location purpose client, in the routing procedure, only uses a resource identification.
8. according to claim 2,3 or 4 described methods, it is characterized in that,
When purpose client access node that be responsible for to process described resource identification lost efficacy, the purpose client with the new responsible node of described resource identification as new access node.
9. reciprocity P2P network route system is characterized in that this system comprises:
Source node is used for obtaining the purpose client identification and obtaining for the resource identification of locating purpose client access node, and sends message to the purpose client;
Intermediate routing network, the message routing that is used for based on described resource identification source node being sent is to the purpose client;
The purpose client is used for the message that sends by intermediate routing network reception sources node.
10. system according to claim 9 is characterized in that, described intermediate routing network comprises: middle peer node and purpose client access node;
Middle peer node is used for the message that the reception sources node sends, and comprises purpose client identification and described resource identification in the described message; Middle peer node is selected the down hop peer node according to described resource identification, through jumping or a multi-hop route, message routing extremely is responsible for processing the purpose client access node of this resource identification;
Purpose client access node is used for according to the purpose client identification message routing to the purpose client.
11. system according to claim 9 is characterized in that, described intermediate routing network comprises: middle peer node and purpose client access node;
Source node is according to the purpose client access node address of resource identification to the described resource identification of the responsible processing of intermediate routing network inquiry;
Middle peer node and purpose client access node are used for receiving and the inquiry of response source node transmission is responsible for processing the request of the purpose client access node of described resource identification;
Source node is inquired about the purpose client address according to the purpose client identification to the responsible purpose client access node of processing described resource identification after the inquiry acquisition is responsible for processing the purpose client access node address of described resource identification;
Source node sends message according to the purpose client address that inquiry obtains to the purpose client.
12. system according to claim 9 is characterized in that, described intermediate routing network comprises: middle peer node and purpose client access node;
Source node is inquired about the purpose client access node address of being responsible for processing described resource identification according to described resource identification to middle peer node and purpose client access node in the intermediate routing network;
Source node sends message to the responsible purpose client access node of processing described resource identification after inquiry obtains to be responsible for processing the purpose client access node address of described resource identification;
The message routing that purpose client access node that be responsible for to process described resource identification sends source node according to the purpose client identification is to the purpose client.
13. system according to claim 9 is characterized in that,
Described source node obtains at least one or a plurality of resource identification, and different resource identifications is used for the different access nodes of location purpose client, in the routing procedure, only uses a resource identification.
14. according to claim 10,11 or 12 described systems, it is characterized in that,
When purpose client access node that be responsible for to process described resource identification lost efficacy, the purpose client with the new responsible node of described resource identification as new access node.
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| CN201110186893XA CN102868617A (en) | 2011-07-05 | 2011-07-05 | P2P (peer-to-peer) network routing method and system |
| PCT/CN2012/077545 WO2013004134A1 (en) | 2011-07-05 | 2012-06-26 | A routing method, node and system for p2p network |
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| CN201110186893XA CN102868617A (en) | 2011-07-05 | 2011-07-05 | P2P (peer-to-peer) network routing method and system |
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| CN105704042A (en) * | 2015-12-31 | 2016-06-22 | 华为技术有限公司 | Message processing method, BNG and BNG cluster system |
| CN106790387A (en) * | 2016-11-25 | 2017-05-31 | 同济大学 | A kind of P2P network optimized approach based on alien |
| CN109587226A (en) * | 2018-11-22 | 2019-04-05 | 北京大米科技有限公司 | A kind of method, apparatus, terminal and the medium of data transmission |
| WO2020062268A1 (en) * | 2018-09-30 | 2020-04-02 | 华为技术有限公司 | Method and device for load balancing and message reordering in network |
| CN116471283A (en) * | 2023-06-20 | 2023-07-21 | 北京中宏立达科技发展有限公司 | File transmission method |
| CN116566973A (en) * | 2023-06-20 | 2023-08-08 | 北京中宏立达科技发展有限公司 | File transmission system based on peer-to-peer network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105704042A (en) * | 2015-12-31 | 2016-06-22 | 华为技术有限公司 | Message processing method, BNG and BNG cluster system |
| CN106790387A (en) * | 2016-11-25 | 2017-05-31 | 同济大学 | A kind of P2P network optimized approach based on alien |
| CN106790387B (en) * | 2016-11-25 | 2019-12-27 | 同济大学 | P2P network optimization method based on vernier |
| WO2020062268A1 (en) * | 2018-09-30 | 2020-04-02 | 华为技术有限公司 | Method and device for load balancing and message reordering in network |
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| CN109587226A (en) * | 2018-11-22 | 2019-04-05 | 北京大米科技有限公司 | A kind of method, apparatus, terminal and the medium of data transmission |
| CN116471283A (en) * | 2023-06-20 | 2023-07-21 | 北京中宏立达科技发展有限公司 | File transmission method |
| CN116566973A (en) * | 2023-06-20 | 2023-08-08 | 北京中宏立达科技发展有限公司 | File transmission system based on peer-to-peer network |
| CN116471283B (en) * | 2023-06-20 | 2023-08-25 | 北京中宏立达科技发展有限公司 | File transmission method |
| CN116566973B (en) * | 2023-06-20 | 2023-11-07 | 北京中宏立达科技发展有限公司 | File transmission system based on peer-to-peer network |
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