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CN104378840A - Method for temporary direct communication between indirect communication nodes - Google Patents

Method for temporary direct communication between indirect communication nodes Download PDF

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Publication number
CN104378840A
CN104378840A CN 201410711030 CN201410711030A CN104378840A CN 104378840 A CN104378840 A CN 104378840A CN 201410711030 CN201410711030 CN 201410711030 CN 201410711030 A CN201410711030 A CN 201410711030A CN 104378840 A CN104378840 A CN 104378840A
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communication
node
nodes
direct
temporary
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CN 201410711030
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Chinese (zh)
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谢敏富
胡清华
高娟
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苏州市欧博锐自动化科技有限公司
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    • H04W76/11
    • H04W76/12
    • H04W76/23

Abstract

The invention discloses a method for temporary direct communication between indirect communication nodes. According to the method, the communication relationship between the nodes can be known quickly by structuring the communication network diagram between the nodes, under the condition that a source node and a destination node are in indirect communication, whether or not the temporary direct communication relationship can be established is determined by searching whether or not nodes the same as the nodes in direct communication with the destination node are available in the nodes in direct communication with the source node, under the condition that the temporary direct communication relationship can be established, identification code duplicates of the source node are cloned to identification codes capable of being in direct communication with the destination node so as to establish the temporary direct communication relationship between the source node and the destination node, the source node and the destination node can form temporary communication without passing other intermediate nodes, and communication time is shortened.

Description

一种非直接通信节点间的临时直接通信方法 Temporary direct method of communication between a non-directly communicating nodes

技术领域 FIELD

[0001] 本发明属于无线通信领域,更具体地说是一种非直接通信节点间的临时直接通信方法。 [0001] The present invention belongs to the field of wireless communications, and more particularly to a temporary direct method for communication between a non-direct communication node.

背景技术 Background technique

[0002] 无线通信网络中多节点之间的通信分为节点直接通信和非直接通信,所谓非直接通信则表示通信路径中包含若干个中间节点,通过中间节点来完成源节点与目的节点之间的通信。 [0002] a wireless communication network between the communication nodes into direct communication and indirect communication, a so-called indirect communication, said communication path comprises a plurality of intermediate nodes, to complete the source and destination nodes via intermediate nodes between a plurality of nodes communication.

[0003] 申请号“201310325538.5”发明名称“一种多节点通信方法及装置”,本发明涉及通信相关技术领域,特别是一种多节点通信方法及装置,方法包括:根据负载均衡策略选择最优接收节点,并保存所述最优接收节点的节点标识作为最优接收节点标识,并将所述最优接收节点设定为目的接收节点;响应传输数据请求,向目的接收节点传输数据,如果传输失败,则选择另一接收节点作为目的接收节点,向目的接收节点传输数据,并执行最优接收节点重获步骤。 [0003] Application No. "201310325538.5" Title "A multi-node communication method and device", the present invention relates to the field of communication technologies, particularly to a multi-node communication method and apparatus, the method comprising: selecting an optimal load balancing policy in accordance with the receiving node, and store the optimal receiving node identifier as a node identifier optimal reception node and the receiving node is set for the purpose of optimum reception node; data request response transmission, data transmission to the destination receiving node, if the transmission fails, selecting another receiving node as a destination receiving node to the destination node receives the transmission data, and performs step regain optimum receiving node. 本发明解决了接收方一个节点从故障状态恢复以后没有发送方选择其进行数据传输的问题,避免节点长时间处于空闲状态;同时也解决了故障节点恢复后的负载均衡问题,使得整个发送接收系统能够最短时间内恢复到最优的负载均衡状态。 The present invention solves a recipient node does not recover from a fault state after subjected to the sender selects the data transmission problems, avoiding the node is in an idle state for a long time; but also solve the problem of balancing the load after the failed node recovery, so that the transmitter and receiver system can in the shortest time to restore optimal load balancing state.

[0004] 该方法解决了接收方一个节点从故障状态恢复以后没有发送方选择其进行数据传输的问题,避免节点长时间处于空闲状态;同时也解决了故障节点恢复后的负载均衡问题。 [0004] This method solves the problem of a recipient node does not recover from a fault state after which the sender selects the data transmission, to avoid prolonged node in an idle state; but also solve the problem of balancing the load after the failed node recovery.

[0005] 但在不改变目标节点的前提下,如何将源节点与目标节点在非直接通信的情况下,减少通信时间,最好的方法就是减少中间节点的数量。 [0005] However, in the premise without changing the destination node, the source node and how a target node in the case of indirect communication, reduce the communication time, the best way is to reduce the number of intermediate nodes.

[0006] 但减少中间节点的数量不能从根本上让源节点与目标节点之间的通信时间最短,最好的方法是可以让源节点与目标节点直接通信。 [0006] However, reducing the number of intermediate nodes can not make the communication time between the source node and the destination node shortest fundamentally, the best way is to allow the source node to communicate directly with the destination node.

发明内容 SUMMARY

[0007] 本发明所要解决的技术问题是:提供一种非直接通信节点间的临时直接通信方法,该方法通过节点克隆来实现非直接通信节点间建立临时直接通信的方法。 [0007] The present invention solves the technical problem are: to provide a temporary direct method for communication between a non-direct communication node, the method is implemented method for establishing direct communication between the non-temporary communication node by node directly cloning.

[0008] 为了解决上述技术问题,本发明一种非直接通信节点间的临时直接通信方法,包括以下步骤: [0008] To solve the above problems, the present invention is a non-provisional direct direct communication method for communication between nodes, comprising the steps of:

步骤1、构建节点间的通信网络图,其中,通信网络图中采用两个节点之间的连线表示两个节点直接通信,其中,每个节点设有唯一的标识码,两个节点通过标识码验证来建立通ί目关系; Step 1, a communication network between the nodes of FIG construct, wherein the communications network employed in FIG connection between two nodes communicate directly represent two nodes, wherein each node has a unique identification code, by identifying two nodes ί code verification is established through the mesh relationship;

步骤2、当源节点请求访问目的节点时,判断两个节点之间是否直接通信,若直接通信则不处理;否则执行步骤3 ; Step 2, when a source node requests access to the destination node, it is judged whether direct communication, if no direct communication between two processing nodes; otherwise step 3;

步骤3、在通信网络图中查找与目的节点直接通信的节点后执行步骤4 ; Step 3, in the communication network in FIG succeeding node communicate directly with the destination node lookup step 4;

步骤4、查找与源节点直接通信的节点中是否存在与步骤3中查找到的与目的节点直接通信的节点相同的节点,若存在则执行步骤5 ;否则源节点与目的节点无法建立临时直接通信关系; Step 4, to find whether there is a node in direct communication of the source node and step 3 node direct communication with the destination node same node found, if present step 5 is performed; otherwise, the source node and the destination node can not establish temporary direct communication relationship;

步骤5、统计与源节点直接通信的节点中同时属于与目的节点直接通信的节点数量,当仅存在一个节点时,将该节点作为克隆目标节点,源节点根据克隆目标节点进行克隆后建立源节点与目的节点临时直接通信关系;当存在两个或两个节点时,选择一个节点,将该节点作为克隆目标节点,源节点根据克隆目标节点进行克隆后建立源节点与目的节点临时直接通信关系。 Step 5, a node in direct communication with the source node statistics belong to the number of nodes that communicate directly with the destination node, when there is only one node, the node as a target node clone, after cloning the source node to establish the source node according to the destination node clone temporary relationship communicate directly with the destination node; when there are two or more nodes, to establish a direct communication relationship temporary source node and the destination node after selecting a node, the node as a target node clone, clone the clone source node the target node.

[0009] 进一步地优选方案,本发明非直接通信节点间的临时直接通信方法中,所述克隆源节点具体为,建立源节点的标记码副本,并将该标记码副本修改为克隆目标节点的标记码。 [0009] Further preferred embodiment, the present invention is a temporary non-direct method for communication between nodes in direct communication, particularly as the cloning source node, a copy of the code mark to establish the source node, and modifying the code replica clone labeled target node marker code.

[0010] 进一步地优选方案,本发明非直接通信节点间的临时直接通信方法中,建立源节点与目的节点临时直接通信关系,具体为,源节点将标记码副本发送给目的节点进行标记码验证,当验证成功后表示源节点与目的节点临时直接通信关系建立。 [0010] Further preferred embodiment, the present invention is a temporary direct method for communication between non-directly communicating nodes to establish temporary direct communication relationship between the source node and the destination node, in particular, the source node transmits the tag code replica to the destination node labeled code verification , when the establishment of a direct communication relationship indicates the temporary source node and the destination node after the verification is successful.

[0011] 进一步地优选方案,本发明非直接通信节点间的临时直接通信方法中,具有直接通信关系的两个节点为相互信任节点。 [0011] Further preferred embodiment, the present invention is a method for communication between a temporary direct indirect communication nodes, the nodes having direct communication relationship between two mutually trusted node.

[0012] 进一步地优选方案,本发明非直接通信节点间的临时直接通信方法中,所述标识码由阿拉伯数字组成。 [0012] Further preferred embodiment, the present invention is a temporary non-direct method for communication between nodes in direct communication, the identification code by the Arabic numerals.

[0013] 与现有技术相比,本发明具有如下有益效果: [0013] Compared with the prior art, the present invention has the following advantages:

(I)通过构建节点间的通信网络图可以快速了解节点间的通信关系。 (I) by constructing a communication network between the nodes of FIG quickly understand the relationship between the communication nodes.

[0014] (2)在源节点与目的节点处于非直接通信情况下,通过查找与源节点直接通信的节点中是否存在与目的节点直接通信的节点相同的节点来确定是否可以建立临时直接通信关系。 [0014] (2) is in indirect communication where the source node and the destination node, whether there is a node in direct communication destination node same node by node communicate directly find the source node to determine whether to establish a temporary direct communication relationship .

[0015] (3)可以建立临时直接通信关系的情况下,通过将源节点的标识码副本克隆为可以与目标节点直接通信的节点的标识码来建立源节点与目的节点临时直接通信关系,可以满足源节点与目的节点在无需经过其他中间节点的情形下临时通信,缩短了通信时间。 In the case [0015] (3) can be directly establish a temporary communication relationship by a copy of the identification code of the source node identification code may be cloned as direct communication with the target node of the node to establish a temporary communication relationship direct the source and destination nodes, can be meet in the source and destination nodes without passing through intermediate nodes under other circumstances a temporary communication, the communication time is shortened.

附图说明 BRIEF DESCRIPTION

[0016] 图1为实施例3中节点间的通信网络图。 [0016] Example 3 FIG. 1 is a communication network between the nodes in FIG.

具体实施方式 detailed description

[0017] 下面结合附图和具体实施方式对本发明作进一步详细的描述; [0017] The present invention will be described in further detail in conjunction with accompanying drawings and specific embodiments;

本发明一种非直接通信节点间的临时直接通信方法,包括以下步骤: The present invention is a non-provisional direct direct communication method for communication between nodes, comprising the steps of:

步骤1、构建节点间的通信网络图,其中,通信网络图中采用两个节点之间的连线表示两个节点直接通信,其中,每个节点设有唯一的标识码,两个节点通过标识码验证来建立通ί目关系; Step 1, a communication network between the nodes of FIG construct, wherein the communications network employed in FIG connection between two nodes communicate directly represent two nodes, wherein each node has a unique identification code, by identifying two nodes ί code verification is established through the mesh relationship;

步骤2、当源节点请求访问目的节点时,判断两个节点之间是否直接通信,若直接通信则不处理;否则执行步骤3 ; Step 2, when a source node requests access to the destination node, it is judged whether direct communication, if no direct communication between two processing nodes; otherwise step 3;

步骤3、在通信网络图中查找与目的节点直接通信的节点后执行步骤4 ; Step 3, in the communication network in FIG succeeding node communicate directly with the destination node lookup step 4;

步骤4、查找与源节点直接通信的节点中是否存在步骤3中查找到的与目的节点直接通信的节点相同的节点,若存在则执行步骤5 ;否则源节点与目的节点无法建立临时直接通信关系; Step 4, the same node in direct communication destination node node in the found 3 whether there is the step of a node communicate directly find the source node, if present, step 5 is performed; otherwise, the source node and the destination node can not establish temporary direct communication relationship ;

步骤5、统计与源节点直接通信的节点中同时属于与目的节点直接通信的节点数量,当仅存在一个节点时,将该节点作为克隆目标节点,源节点根据克隆目标节点进行克隆后建立源节点与目的节点临时直接通信关系;当存在两个或两个节点时,选择一个节点,将该节点作为克隆目标节点,源节点根据克隆目标节点进行克隆后建立源节点与目的节点临时直接通信关系。 Step 5, a node in direct communication with the source node statistics belong to the number of nodes that communicate directly with the destination node, when there is only one node, the node as a target node clone, after cloning the source node to establish the source node according to the destination node clone temporary relationship communicate directly with the destination node; when there are two or more nodes, to establish a direct communication relationship temporary source node and the destination node after selecting a node, the node as a target node clone, clone the clone source node the target node.

[0018] 实施例1 [0018] Example 1

步骤1、构建节点间的通信网络图,其中,通信网络图中采用两个节点之间的连线表示两个节点直接通信,其中,每个节点设有唯一的标识码,两个节点通过标识码验证来建立通ί目关系; Step 1, a communication network between the nodes of FIG construct, wherein the communications network employed in FIG connection between two nodes communicate directly represent two nodes, wherein each node has a unique identification code, by identifying two nodes ί code verification is established through the mesh relationship;

步骤2、当源节点请求访问目的节点时,判断两个节点之间是否直接通信,若直接通信则不处理;否则执行步骤3 ; Step 2, when a source node requests access to the destination node, it is judged whether direct communication, if no direct communication between two processing nodes; otherwise step 3;

步骤3、在通信网络图中查找与目的节点直接通信的节点后执行步骤4 ; Step 3, in the communication network in FIG succeeding node communicate directly with the destination node lookup step 4;

步骤4、查找与源节点直接通信的节点中是否存在步骤3中查找到的与目的节点直接通信的节点相同的节点,若存在则执行步骤5;否则源节点与目的节点无法建立临时直接通信关系; Step 4, the same node in direct communication destination node node in the found 3 whether there is the step of a node communicate directly find the source node, if present, step 5 is performed; otherwise, the source node and the destination node can not establish temporary direct communication relationship ;

步骤5、统计与源节点直接通信的节点中同时属于与目的节点直接通信的节点数量,当仅存在一个节点时,将该节点作为克隆目标节点,源节点根据克隆目标节点进行克隆后建立源节点与目的节点临时直接通信关系;当存在两个或两个节点时,选择一个节点,将该节点作为克隆目标节点,源节点根据克隆目标节点进行克隆后建立源节点与目的节点临时直接通信关系,其中,克隆源节点具体为,建立源节点的标记码副本,并将该标记码副本修改为克隆目标节点的标记码;建立源节点与目的节点临时直接通信关系,具体为,源节点将标记码副本发送给目的节点进行标记码验证,当验证成功后表示源节点与目的节点临时直接通信关系建立。 Step 5, a node in direct communication with the source node statistics belong to the number of nodes that communicate directly with the destination node, when there is only one node, the node as a target node clone, after cloning the source node to establish the source node according to the destination node clone temporary relationship communicate directly with the destination node; establishing a direct communication relationship temporary source node and the destination node when there are two or after the two nodes, select a node, the node as a target node clone, clone the clone the source node the target node, wherein the source node clone specifically, the marker code a copy of the source node, and the marker code replica code marked modified cloning target node; establishing a direct communication relationship temporary source node and the destination node, in particular, the source node tag code sending a copy of marking verification code to the destination node, if the verification succeeds temporary direct communication relationship indicates the source and destination nodes to establish.

[0019] 实施例2 [0019] Example 2

步骤1、构建节点间的通信网络图,其中,通信网络图中采用两个节点之间的连线表示两个节点直接通信,其中,每个节点设有唯一的标识码,两个节点通过标识码验证来建立通信关系,所述标识码由阿拉伯数字组成; Step 1, a communication network between the nodes of FIG construct, wherein the communications network employed in FIG connection between two nodes communicate directly represent two nodes, wherein each node has a unique identification code, by identifying two nodes verification code to establish the communication relationships, the identification code of Arabic numerals;

步骤2、当源节点请求访问目的节点时,判断两个节点之间是否直接通信,若直接通信则不处理;否则执行步骤3 ; Step 2, when a source node requests access to the destination node, it is judged whether direct communication, if no direct communication between two processing nodes; otherwise step 3;

步骤3、在通信网络图中查找与目的节点直接通信的节点后执行步骤4 ; Step 3, in the communication network in FIG succeeding node communicate directly with the destination node lookup step 4;

步骤4、查找与源节点直接通信的节点中是否存在步骤3中查找到的与目的节点直接通信的节点相同的节点,若存在则执行步骤5 ;否则源节点与目的节点无法建立临时直接通信关系; Step 4, the same node in direct communication destination node node in the found 3 whether there is the step of a node communicate directly find the source node, if present, step 5 is performed; otherwise, the source node and the destination node can not establish temporary direct communication relationship ;

步骤5、统计与源节点直接通信的节点中同时属于与目的节点直接通信的节点数量,当仅存在一个节点时,将该节点作为克隆目标节点,源节点根据克隆目标节点进行克隆后建立源节点与目的节点临时直接通信关系;当存在两个或两个节点时,选择一个节点,将该节点作为克隆目标节点,源节点根据克隆目标节点进行克隆后建立源节点与目的节点临时直接通信关系,其中,克隆源节点具体为,建立源节点的标记码副本,并将该标记码副本修改为克隆目标节点的标记码;建立源节点与目的节点临时直接通信关系,具体为,源节点将标记码副本发送给目的节点进行标记码验证,当验证成功后表示源节点与目的节点临时直接通信关系建立。 Step 5, a node in direct communication with the source node statistics belong to the number of nodes that communicate directly with the destination node, when there is only one node, the node as a target node clone, after cloning the source node to establish the source node according to the destination node clone temporary relationship communicate directly with the destination node; establishing a direct communication relationship temporary source node and the destination node when there are two or after the two nodes, select a node, the node as a target node clone, clone the clone the source node the target node, wherein the source node clone specifically, the marker code a copy of the source node, and the marker code replica code marked modified cloning target node; establishing a direct communication relationship temporary source node and the destination node, in particular, the source node tag code sending a copy of marking verification code to the destination node, if the verification succeeds temporary direct communication relationship indicates the source and destination nodes to establish.

[0020] 实施例3 [0020] Example 3

本实施例中节点间的通信网络图如图1所示,节点A-节点G的标识码分别为1-7 ;源节点C请求访问目的节点G时,由于节点C与节点G不是直接通信,与目的节点G直接通信的节点有节点D和节点E,与源节点C直接通信的节点有节点D和节点E ;选取节点D作为克隆目标节点,节点D的标识码为4 ;建立源节点C的标记码副本,并将该标记码副本修改为克隆目标节点的标记码4 ;源节点C将标记码副本4发送给目的节点G进行标记码验证,当验证成功后表示源节点C与目的节点G临时直接通信关系建立。 FIG communication between network nodes according to the present embodiment shown in FIG. 1, the node G code A- nodes 1-7, respectively; the source node C requests access to the destination node G, since the node C and the node G is not in direct communication, G and destination nodes are in direct communication nodes D and E, a node in direct communication with the source node C and node E has a node D; clone selected node D as the destination node, the node D is 4 code; source node to establish C the marker code replica, and modify the code marked copy of the target node labeled clone 4 code; source node labeled C code to the destination node 4 sends a copy of labeled G code verification, the verification succeeds when C represents the source node and the destination node G establish temporary direct communication relationship.

[0021] 显然,本发明的上述实施例仅是为清楚地说明本发明所作的举例,而并非是对本发明的实施方式的限定。 [0021] Clearly, the above-described embodiments of the present invention is merely to clearly illustrate the present invention made by way of example, and not limiting embodiment of the present invention. 对于所属领域的普通技术人员来说,在上述说明的基础上还可以做出其它不同形式的变化或变动。 Those of ordinary skill in the art, on the basis of the above described variations or changes may be made in various other forms. 这里无需也无法对所有的实施方式予以穷举。 It is unnecessary and can not be exhaustive of all embodiments. 而这些属于本发明的实质精神所引伸出的显而易见的变化或变动仍属于本发明的保护范围。 The obvious changes or variations of these belong to the true spirit of the present invention corollary still fall within the scope of the invention.

Claims (5)

1.一种非直接通信节点间的临时直接通信方法,其特征在于,包括以下步骤: 步骤1、构建节点间的通信网络图,其中,通信网络图中采用两个节点之间的连线表示两个节点直接通信,其中,每个节点设有唯一的标识码,两个节点通过标识码验证来建立通ί目关系; 步骤2、当源节点请求访问目的节点时,判断两个节点之间是否直接通信,若直接通信则不处理;否则执行步骤3 ; 步骤3、在通信网络图中查找与目的节点直接通信的节点后执行步骤4 ; 步骤4、查找与源节点直接通信的节点中是否存在与步骤3中查找到的与目的节点直接通信的节点相同的节点,若存在则执行步骤5 ;否则源节点与目的节点无法建立临时直接通信关系; 步骤5、统计与源节点直接通信的节点中同时属于与目的节点直接通信的节点数量,当仅存在一个节点时,将该节点作为克隆目标 Temporary direct 1. A method for communication between indirect communication node, characterized by comprising the following steps: Step 1, a communication network between the nodes of FIG construct, wherein the communications network employed in FIG connection between two nodes represent two directly communicating nodes, wherein each node has a unique identification code, two mesh nodes to establish relationships through the through ί verification code; step 2, when a source node requests access to the destination node, is determined between two nodes whether direct communication, if the communication is not processed directly; otherwise step 3; step 3, in the communication network of FIG. 4 after the step of performing lookup nodes communicate directly with the destination node; step 4, to find out whether a node in direct communication with the source node the same node to communicate directly with the presence of step 3 find the destination node, if there is to step 5; otherwise, the source node and the destination node can not establish a temporary direct communication relations; 5, the nodes communicate directly with the statistics of the source node step It belongs to the number of nodes that communicate directly with the destination node, when there is only one node, the target node as the cloning 点,源节点根据克隆目标节点进行克隆后建立源节点与目的节点临时直接通信关系;当存在两个或两个节点时,选择一个节点,将该节点作为克隆目标节点,源节点根据克隆目标节点进行克隆后建立源节点与目的节点临时直接通信关系。 Point, the source node establishes a direct communication relationship between a temporary source node and the destination node according to the node after the cloning of the clone; when there are two or nodes, select a node, the node as a target node cloned, cloning of the source node according to the node establishing a direct communication relationship temporary source node and the destination node after cloning.
2.根据权利要求1所述非直接通信节点间的临时直接通信方法,其特征在于,克隆源节点具体为,建立源节点的标记码副本,并将该标记码副本修改为克隆目标节点的标记码。 The temporary method of direct communication between one of the indirect communication node as claimed in claim, wherein the source node clone specifically, the marker code a copy of the source node, and the marker modified replica code marked cloned target node code.
3.根据权利要求2所述非直接通信节点间的临时直接通信方法,其特征在于,建立源节点与目的节点临时直接通信关系,具体为,源节点将标记码副本发送给目的节点进行标记码验证,当验证成功后表示源节点与目的节点临时直接通信关系建立。 The temporary method of direct communication between the two indirect communication node as claimed in claim, characterized in that, to establish direct communication relationship temporary source node and the destination node, in particular, the source node sends a copy of the code is labeled marker code to the destination node verification, when establishing a direct communication relationship indicates the temporary source node and the destination node after the verification is successful.
4.根据权利要求1所述非直接通信节点间的临时直接通信方法,其特征在于,具有直接通信关系的两个节点为相互信任节点。 The temporary method of direct communication between one of the indirect communication node as claimed in claim, characterized in that the two nodes having direct communication relationship mutually trusted node.
5.根据权利要求1所述非直接通信节点间的临时直接通信方法,其特征在于,所述标识码由阿拉伯数字组成。 The temporary method of direct communication between one of the indirect communication node as claimed in claim, characterized in that the identification code by the Arabic numerals.
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