WO2021121424A1 - Service resource analysis method, electronic device and storage medium - Google Patents
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- the embodiments of the present application relate to the field of communications, and in particular, to a business resource analysis method, electronic equipment, and storage medium.
- the scale of the network continues to expand, and network services are also enriched.
- the usual method is to manually set a fixed threshold for the utilization of service resources. If it is calculated that the utilization of service resources between the ports where the service is about to be established is lower than the fixed threshold, It is determined that the current service resources are sufficient, and the network management system starts to establish the service, and calculates the available service resources between the pair of ports during the establishment of the service.
- the embodiments of the present application provide a business resource analysis method, electronic equipment, and storage medium.
- the embodiment of the present application provides a service resource analysis method, including: determining each service model, selecting port resources matching each service model from each port resource of the network, and matching port resources and each service model according to each service model Obtain the first calculation result of whether path resources exist in each service model. If the first calculation result is that there are path resources, then according to the optical transmission quality constraint conditions of each service model, obtain whether each service model is on the path resource There is a second calculation result of the wavelength resource, and service resource information is generated according to the first calculation result and the second calculation result, where the service resource information includes path resources existing in each service model and wavelength resources existing on the path resources.
- An embodiment of the present application further provides an electronic device, including: at least one processor, and a memory communicatively connected with the at least one processor, wherein the memory stores instructions executable by the at least one processor, and the instructions are at least One processor executes, so that at least one processor can execute the foregoing service resource analysis method.
- An embodiment of the present application also provides a computer-readable storage medium, including: when a computer program is executed by a processor, the foregoing business resource analysis method is implemented.
- Fig. 1 is a flowchart of a business resource analysis method in the first embodiment of the present application
- Fig. 2 is a flowchart of a business resource analysis method in a second embodiment of the present application
- Fig. 3 is a flowchart of a business resource analysis method in a third embodiment of the present application.
- FIG. 4 is a schematic diagram of the structure of an electronic device in a fourth embodiment of the present application.
- the embodiments of the present application provide a service resource analysis method, electronic device, and storage medium, which can provide the service resource status in the network, and provide effective guidance for creating a service so that users can schedule resources; thus, it can avoid creating a resource in some situations.
- the problem of occupation of business resources was discovered only after business failure.
- the first embodiment of the present application relates to a business resource analysis method.
- the network management system determines each service model, selects the port resources that match each service model from the port resources of the service, and calculates whether there are available resources for each service model, including, for each service model, if the port is matched according to the service model.
- the routing constraint conditions of resources and business models calculate that there are path resources in the business model, and then according to the optical transmission quality constraint conditions of the business model, calculate whether there are wavelength resources on the path resources in the business model, and generate business resource information.
- the business resource information includes each business.
- each network element is equipped with a single board, each single board has a port, and each port has multiple wavelength resources or time slot resources for building services.
- Fig. 1 The specific process of the business resource analysis method in this embodiment is shown in Fig. 1, and includes:
- Step 101 Determine each business model.
- the network management system can customize multiple service templates by combining different attribute information and/or changing the relevant parameters of the attribute information.
- the generated multiple service templates can be saved in the database or cache for direct retrieval when reused. Without the need to regenerate.
- the network management system can sort the historically generated service templates according to the frequency of use, so that the user can more easily find the service template with the highest frequency of use when selecting the service template.
- the attribute information can include one or any combination of the following: service layer rate, service establishment direction, customer, activation status, bandwidth, service type, service level, service mode, routing strategy, optical impairment verification parameters, routing constraints Conditions, etc., are not limited here.
- Step 102 Select a port resource matching each service model from each port resource of the network.
- the network management system groups each port resource of the network and determines each port resource pair, where the port resource pair includes two port resources as the starting port and the destination port, and the network management system is based on the business of each service model Type, select the port resource matching each service model from each port resource pair.
- the network management system can divide the ports in the network into input ports, output ports, and bidirectional ports. The input port can be used as the destination port, the output port can be used as the departure port, and the bidirectional port can be used as the destination port or the departure port. Port; the network management system combines the port that can be used as the starting port and the port that can be used as the destination port as a port resource pair.
- the resource pair can also include port-related information, such as wavelength resources, time slot resources, etc., which are not limited here;
- the service type of the service model can include: Optical Channel (Optical Channel, OCH for short) ) Type, Optical Channel Data Unit (ODU) type, Synchronous Digital Hierarchy (SDH) type, Optical Transform Unit (OTU) type, etc.
- the port type It may include OCH type, ODU type, SDH type, OUT type, etc.
- the service type as OCH type as an example, the network management system can select the OCH type departure port and OCH type that match the OCH type service model from each port resource pair Destination port.
- a service model matches a port resource pair, that is, a service model matches a departure port and a destination port.
- a service model can match multiple port resource pairs.
- a port resource pair may also match multiple business models. It should be noted that considering the actual application, the network resources are very huge, and the network management system can select a part of all ports to pair to form a port resource pair, thereby reducing the amount of calculation.
- Step 103 Obtain a first calculation result of whether there are path resources in each service model according to the port resources matched by each service model and the routing constraint conditions of each service model.
- the network management system calculates whether there are available resources for each service model. Specifically, the network management system may determine the priority order of each service model according to the attribute information of each service model, where the attribute information may include service mode, service level, service operation status, etc. Taking the business level as an example, the network management system determines the priority order of the business model according to the business level. Take the business model as an example. The network management system can determine the priority order of the business model based on the historical usage frequency of the business model.
- the network management system can obtain the first calculation result of whether there are path resources in each service model according to the priority order of each service model, according to the port resources of each service model and the routing constraint conditions of the service model.
- the first calculation result may include path resources in the business model, that is, the first calculation result includes path resources corresponding to the business model, for example: path resource a corresponding to business model A ,
- the path resource a is for example: port 1, port 2, port 3, port 4, where port 1 and port 4 are respectively the departure port and the destination port in a port resource pair matched by the service model A.
- the network management system when it calculates whether the first calculation result of path resources exists in the business model, it can use preset rules, such as: shortest path first rule, random calculation rule, maximum traffic first rule, etc., with the shortest path Taking priority rules as an example, the network management system can calculate the path resources that exist in the business model based on the shortest path priority principle.
- the path resources can include: shortest path resources, second shortest path resources, computing working protection path resources, etc., among which, the second shortest path resource , Computing work protection path resources can be used as backup path resources, so that the network management system can complete the establishment of services even when the shortest path resources are occupied by other services.
- business model A corresponds to path resource a, that is, one business model corresponds to one path resource.
- a business model may have multiple path resources, which is not limited here.
- the network management system can group business models according to the attribute information of each business model. For example, the network management system divides the business models into high-level groups, intermediate groups, and low-level groups according to business levels, and divides them into high-level groups. It can be calculated first, and the network management system performs calculations in the order of priority of the high-level group, the middle-level group, and the low-level group. Further, the priority order of different business models in the same group may be in no particular order.
- the priority order of different business models in the same group can be further determined according to another attribute information.
- the network management system can determine the priority order of each business model in the advanced group according to the historical usage frequency of the business model. The higher the historical usage frequency, the higher the priority order of the business model, then the higher the priority of the business model The business model with the highest historical use frequency of business model can be calculated first. In other words, the network management system can also determine the priority order of the business model based on the multi-layer attribute information.
- the network management system obtains the first calculation result of whether path resources exist in each service model according to the priority order of each service model, and according to the port resources of each service model and the routing constraint conditions of the service model. In actual applications, the network management system may not follow the priority order.
- the first calculation result can also include that the service model does not have path resources.
- the network management system can analyze the reason why there are no path resources in service model A, such as: routing constraints are not met, and there are no idle path resources. Etc., it is not limited here.
- the network management system can mark the reason with the service identification code and record it.
- the type of the identification code can be a universal unique identification code, which will not be repeated here.
- the first calculation result may also be specific to the corresponding relationship between the business model and the inapplicable path resource. For example, the path resource a is not applicable to the business model A.
- the network management system obtains the first calculation result of whether path resources exist in each service model according to the priority order of the service models.
- the service model with higher priority is calculated first.
- This embodiment can obtain the path resources of the service model most needed by the user earlier.
- Step 104 If the first calculation result is that there is a path resource, obtain a second calculation result of whether there is a wavelength resource on the path resource for each service model according to the optical transmission quality constraint condition of each service model.
- the network management system can obtain the second calculation result of whether there are wavelength resources on the path resources of the service model according to the optical transmission quality constraint conditions of the service model, and the second calculation result can be Including the existence of wavelength resources on the path resources of the business model.
- the network management system calculates that there is path resource a on service model A, and then can estimate the optical signal-to-noise ratio of optional optical signals of multiple wavelengths transmitted on path resource a, according to the optical signal-to-noise ratio and optical transmission quality constraints
- the relationship between the maximum allowable value of the optical signal-to-noise ratio included in the condition is to determine whether there is a wavelength resource on the path resource a for service model A.
- the network management system can Take the wavelength of the existing optical signal as the wavelength resource of service model A on path resource a. For example, suppose there is an optical signal with a wavelength of I, an optical signal with a wavelength of II, an optical signal with a wavelength of II, and an optical signal 3 with a wavelength of III.
- the optical signal-to-noise ratio of the signal transmitted on path resource a is 30dB, 40dB, 45dB, and the maximum allowable value of the optical signal-to-noise ratio is 35dB.
- the network management system can use the wavelength I of the optical signal 1 as the wavelength resource I'of the service model A on the path resource a.
- the wavelength II of the optical signal 2 and the wavelength III of the optical signal 3 cannot be used as the service model A.
- the second calculation result is that the service model A has a wavelength resource I'on the path resource a.
- path resource a corresponds to wavelength resource I', that is, one path resource corresponds to one wavelength resource. In practical applications, one path resource can correspond to multiple wavelength resources, which is not limited here. .
- the second calculation result may also include that there is no wavelength resource on the path resource of the service model.
- the network management system can analyze the reason why there is no wavelength resource on the path resource a in the service model A, such as: the optical transmission quality constraint condition is not met, and there is no idle wavelength resource, which is not limited here.
- the second calculation result may also be specific to the corresponding relationship between the wavelength resource and the inapplicable path resource. For example, the wavelength resource I'is not applicable to the path resource a.
- Step 105 Generate service resource information according to the first calculation result and the second calculation result.
- the service resource information includes path resources existing in each service model and wavelength resources existing on the path resources.
- the first calculation result has path resources a, b, and c; for business model A's path resource a, the second calculation result is that there is wavelength resource I'; for business model A's path resource b, The second calculation result is that there is a wavelength resource II'; for the path resource c of the service model A, the second calculation result is that there is a wavelength resource III'
- the service resource information generated by the network management system includes the resource information corresponding to each service model, namely : Service model A has wavelength resource I'on path resource a, service model A has wavelength resource II'on path resource b, and service model A has wavelength resource III'on path resource c.
- the resource information corresponding to each business model can exist in the form of records, and each record can be understood as the correspondence between business models, path resources, and wavelength resources.
- the service resource information generated by the network management system may include: there is no wavelength resource on path resource a for service model A, and service model A is on path resource b There is also no wavelength resource on the above.
- the network management system can analyze specific reasons. The specific reasons have been exemplified in the above content and will not be repeated here.
- the network management system can save the historical calculation results, or use other devices to store them. For example, send the calculation results to the Software Defined Network (SDN) controller, and let the SDN controller save it.
- the time network management system does not need to save the historical calculation results, and can be extracted from the SDN controller when needed.
- This embodiment can reduce the storage pressure of the network management system and enhance the computing capability of the network management system.
- the way to send the calculation result can be: the network management system uses the hk2 lightweight dynamic architecture technology to realize the message conversion between the micro service processing Yaml interface and the Yang interface, that is, the calculation result is converted into the Yang interface message, so as to pass The Yaml interface of the network management system sends the calculation result to the SDN controller.
- the network management system determines each service model, and selects port resources that match each service model from each port resource of the network, calculates whether each service model has path resources, and further calculates the path resources of each service model. Whether there are wavelength resources on the network, so that the service resource information is obtained before the service is established, and the current service resource is accurately judged whether the current service resource is available, which can avoid finding that the service resource is occupied after the service creation fails.
- the second embodiment of the present application relates to a business resource analysis method.
- the second embodiment is roughly the same as the first embodiment.
- the main difference is: in the second embodiment of the present application, after the network management system generates service resource information according to the first calculation result and the second calculation result, when the service resource information is received When the message is changed, the first calculation result of whether there is a path resource in each service model is obtained again according to the port resources matched by each service model and the routing constraint conditions of each service model.
- Step 201 Determine each business model.
- Step 202 Select a port resource matching each service model from each port resource of the network.
- Step 203 Obtain a first calculation result of whether there is a path resource in each service model according to the port resources matched by each service model and the routing constraint conditions of each service model.
- Step 204 If the first calculation result is that there is a path resource, obtain a second calculation result of whether there is a wavelength resource on the path resource for each service model according to the optical transmission quality constraint condition of each service model.
- Step 205 Generate service resource information according to the first calculation result and the second calculation result.
- steps 201, 202, 203, 204, and 205 are similar to steps 101, 102, 103, 104, and 105, respectively, and will not be repeated here.
- Step 206 Determine whether a service resource change message is received. If a service resource change message is received, step 203 is executed; otherwise, the process ends.
- the service resource change message includes at least one of the following messages: a message for creating a service occupies resources, a message for deleting a service to release resources, and a message for modifying a service to change resources.
- the network management system when a service resource change message is received, the network management system obtains the first calculation result of whether there is a path resource in each service model again according to the port resources matched by each service model and the routing constraint conditions of each service model.
- the SDN controller receives the message for creating a service to occupy resources, it can send the message to the network management system, and the network management system starts to perform step 203 to step 206.
- the network management system when the network management system receives the service resource change message and executes step 205 again, it can update the originally generated service resource information according to the first calculation result and the second calculation result, that is, retain the unchanged service resource information.
- This embodiment can reduce the amount of data modification and reduce the workload of the network management system.
- the network management system can re-execute calculation actions according to resource changes to dynamically update service resource information.
- This embodiment enables the service resource information to more accurately reflect the current service resource status.
- the third embodiment of the present application relates to a business resource analysis method.
- the third embodiment is roughly the same as the first embodiment.
- the main difference is: in the third embodiment of this application, the network management system can visually display the service resources after generating service resource information according to the first calculation result and the second calculation result. information.
- the implementation details of the business resource analysis method of this embodiment will be described in detail below. The following content is only provided for ease of understanding and is not necessary for the implementation of this solution.
- Fig. 3 The specific process of the business resource analysis method in this embodiment is shown in Fig. 3, including:
- Step 301 Determine each business model.
- Step 302 Select a port resource matching each service model from each port resource of the network.
- Step 303 According to the port resources matched by each service model and the routing constraint condition of each service model, obtain a first calculation result of whether there is a path resource in each service model.
- Step 304 If the first calculation result is that there is a path resource, obtain a second calculation result of whether there is a wavelength resource on the path resource for each service model according to the optical transmission quality constraint condition of each service model.
- Step 305 Generate service resource information according to the first calculation result and the second calculation result.
- steps 301, 302, 303, 304, and 305 are similar to steps 101, 102, 103, 104, and 105 respectively, and will not be repeated here.
- Step 306 Visually display service resource information.
- the network management system displays the business resource information in the form of a report.
- the specific display method can be: the network management system marks the available business resources and unavailable business resources of the business model with different colors in the report, such as: Available business resources are marked in green, indicating that the business resource is in a normal state; unavailable business resources are marked in red, indicating that the business resource is in an early warning state.
- business resource information can also be stored in the database, so that users can query related business resource information from the database when performing resource scheduling.
- the network management system visually displays service resource information, and the user can allocate service resources to ports according to the visualized service resource information. This embodiment enhances the operability of the network management system.
- the fourth embodiment of the present application relates to an electronic device, which may be a network management system, and includes at least one processor 401, and a memory 402 communicatively connected with the at least one processor 401.
- the memory 402 stores instructions that can be executed by the at least one processor 401, and the instructions are executed by the at least one processor 401, so that the at least one processor 401 can execute the foregoing service resource analysis method.
- the memory 402 and the processor 401 are connected in a bus mode.
- the bus may include any number of interconnected buses and bridges.
- the bus connects one or more various circuits of the processor 401 and the memory 402 together.
- the bus can also connect various other circuits such as peripheral devices, voltage regulators, power management circuits, etc., which are all well-known in the art, and therefore, no further description will be given herein.
- the bus interface provides an interface between the bus and the transceiver.
- the transceiver may be one element or multiple elements, such as multiple receivers and transmitters, providing a unit for communicating with various other devices on the transmission medium.
- the data processed by the processor 401 is transmitted on the wireless medium through the antenna, and further, the antenna also receives the data and transmits the data to the processor 401.
- the processor 401 is responsible for managing the bus and general processing, and can also provide various functions, including timing, peripheral interfaces, voltage regulation, power management, and other control functions.
- the memory 402 may be used to store data used by the processor 401 when performing operations.
- the fifth embodiment of the present application relates to a computer-readable storage medium, which stores a computer program.
- the computer program is executed by the processor, the above method embodiment is realized.
- the program is stored in a storage medium and includes several instructions to enable a device ( It may be a single-chip microcomputer, a chip, etc.) or a processor (processor) that executes all or part of the steps of the methods described in the embodiments of the present application.
- the aforementioned storage media include: U disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disks or optical disks and other media that can store program codes. .
- the network management system selects the port resources that match each service model from the port resources of the service, obtains the first calculation result and the second calculation result through calculation, and obtains the first calculation result and the second calculation result according to the first calculation result and the second calculation result.
- Generating service resource information that is, the network management system analyzes the current service resource status and generates service resource information before establishing the service, so as to accurately determine whether the current service resource is available, and avoid finding that the service resource is occupied after the service creation fails.
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Abstract
Description
Claims (10)
- 一种业务资源分析方法,包括:A business resource analysis method, including:确定各业务模型;Determine each business model;从网络的各端口资源中选出所述各业务模型匹配的端口资源;Selecting port resources that match the service models from the port resources of the network;根据所述各业务模型匹配的端口资源和所述各业务模型的路由约束条件,得到所述各业务模型是否存在路径资源的第一计算结果;Obtaining a first calculation result of whether there is a path resource in each service model according to the port resources matched by each service model and the routing constraint condition of each service model;若所述第一计算结果为存在路径资源,则根据所述各业务模型的光传输质量约束条件,得到所述各业务模型在所述路径资源上是否存在波长资源的第二计算结果;If the first calculation result is that path resources exist, obtain a second calculation result of whether there are wavelength resources on the path resources for each service model according to the optical transmission quality constraint conditions of each service model;根据所述第一计算结果和所述第二计算结果生成业务资源信息;其中,所述业务资源信息包括所述各业务模型存在的所述路径资源及所述路径资源上存在的波长资源。The service resource information is generated according to the first calculation result and the second calculation result; wherein the service resource information includes the path resources existing in each service model and the wavelength resources existing on the path resources.
- 根据权利要求1所述的业务资源分析方法,其中,所述方法还包括:The service resource analysis method according to claim 1, wherein the method further comprises:根据所述各业务模型的属性信息确定所述各业务模型的优先级顺序;Determining the priority order of the business models according to the attribute information of the business models;所述根据所述各业务模型匹配的端口资源和所述各业务模型的路由约束条件,得到所述各业务模型是否存在路径资源的第一计算结果,包括:The obtaining the first calculation result of whether there is a path resource in each service model according to the port resources matched by each service model and the routing constraint condition of each service model includes:按照所述各业务模型的优先级顺序,根据所述各业务模型匹配的端口资源和所述各业务模型的路由约束条件,得到所述各业务模型是否存在路径资源的第一计算结果。According to the priority order of each service model, the first calculation result of whether there is a path resource in each service model is obtained according to the port resources matched by each service model and the routing constraint condition of each service model.
- 根据权利要求2所述的业务资源分析方法,其中,所述属性信息包含以下信息的其中之一或任意组合:业务模式、业务等级、业务运行状态。The business resource analysis method according to claim 2, wherein the attribute information includes one or any combination of the following information: business mode, business level, and business operation status.
- 根据权利要求1所述的业务资源分析方法,其中,所述光传输质量约束条件包括光信噪比最大容许值;The service resource analysis method according to claim 1, wherein the optical transmission quality constraint condition includes a maximum allowable value of optical signal-to-noise ratio;所述根据所述业务模型的光传输质量约束条件,得到所述业务模型在所述路径资源上是否存在波长资源的第二计算结果,包括:The obtaining the second calculation result of whether there is a wavelength resource on the path resource in the service model according to the optical transmission quality constraint condition of the service model includes:估算可选的多种波长的光信号在所述路径资源上传输的光信噪比;Estimating the optical signal-to-noise ratio of optional optical signals of multiple wavelengths transmitted on the path resource;根据所述光信噪比和所述光信噪比最大容许值的大小关系,确定所述业务模型在所述路径资源上是否存在波长资源;Determine whether the service model has wavelength resources on the path resources according to the relationship between the optical signal-to-noise ratio and the maximum allowable value of the optical signal-to-noise ratio;其中,当存在所述光信噪比小于所述光信噪比最大容许值的光信号时,将存在的所述光信号的波长作为所述业务模型在所述路径资源上的波长资源。Wherein, when there is an optical signal whose optical signal-to-noise ratio is less than the maximum allowable value of the optical signal-to-noise ratio, the wavelength of the existing optical signal is used as the wavelength resource of the service model on the path resource.
- 根据权利要求1所述的业务资源分析方法,其中,所述根据所述第一计算结果和所述第二计算结果生成业务资源信息之后,包括:The service resource analysis method according to claim 1, wherein, after generating service resource information according to the first calculation result and the second calculation result, the method comprises:当接收到业务资源变更消息时,重新根据所述各业务模型匹配的端口资源和所述各业务模型的路由约束条件,得到所述各业务模型是否存在路径资源的第一计算结果。When a service resource change message is received, the first calculation result of whether there is a path resource in each service model is obtained again according to the port resources matched by each service model and the routing constraint condition of each service model.
- 根据权利要求5所述的业务资源分析方法,其中,所述业务资源变更消息包括以下消息的至少其中之一:创建业务占用资源的消息,删除业务释放资源的消息,修改业务变更资源的消息。The service resource analysis method according to claim 5, wherein the service resource change message includes at least one of the following messages: a message for creating a service to occupy resources, a message for deleting a service to release resources, and a message for modifying a service to change resources.
- 根据权利要求1所述的业务资源分析方法,其中,所述从网络的各端口资源中选出所述各业务模型匹配的端口资源,包括:The service resource analysis method according to claim 1, wherein the selecting the port resources matching the service models from the port resources of the network comprises:对网络的各端口资源进行分组,确定各端口资源对;其中,所述端口资源对包括分别作为出发端口和目的端口的两个端口资源;Group each port resource of the network to determine each port resource pair; wherein, the port resource pair includes two port resources as a starting port and a destination port;根据所述各业务模型的业务类型,从所述各端口资源对选出与所述各业务模型匹配的端口资源。According to the service types of the service models, the port resources matching the service models are selected from the port resource pairs.
- 根据权利要求1所述的业务资源分析方法,其中,所述根据所述第一计算结果和所述第二计算结果生成业务资源信息后,还包括:The service resource analysis method according to claim 1, wherein, after generating service resource information according to the first calculation result and the second calculation result, the method further comprises:可视化显示所述业务资源信息。Visually display the business resource information.
- 一种电子设备,包括:An electronic device including:至少一个处理器;以及,At least one processor; and,与所述至少一个处理器通信连接的存储器;其中,A memory communicatively connected with the at least one processor; wherein,所述存储器存储有可被所述至少一个处理器执行的指令,所述指令被所述至少一个处理器执行,以使所述至少一个处理器能够执行如权利要求1至8中任一项所述的业务资源分析方法。The memory stores instructions executable by the at least one processor, and the instructions are executed by the at least one processor, so that the at least one processor can execute any one of claims 1 to 8. The business resource analysis method described.
- 一种计算机可读存储介质,存储有计算机程序,其中,所述计算机程序被处理器执行时实现权利要求1至8中任一项所述的业务资源分析方法。A computer-readable storage medium storing a computer program, wherein the computer program implements the business resource analysis method of any one of claims 1 to 8 when the computer program is executed by a processor.
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CN102316390A (en) * | 2011-09-07 | 2012-01-11 | 中兴通讯股份有限公司 | Method for improving path calculation efficiency with virtual topology under constraint conditions and device |
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