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SDN-based Internet of Things fog computing network system and control method thereof

A network system and fog computing technology, applied in the field of the Internet of Things, can solve problems such as poor security and low data processing efficiency, and achieve the effects of improving efficiency, improving utilization, and ensuring security

Active Publication Date: 2018-04-20
BEIJING UNIV OF POSTS & TELECOMM
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The purpose of the present invention is to provide an SDN-based Internet of Things fog computing network system and its control method, which solves the technical problems of low data processing efficiency and poor security of the Internet of Things system in the prior art

Method used

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  • SDN-based Internet of Things fog computing network system and control method thereof
  • SDN-based Internet of Things fog computing network system and control method thereof
  • SDN-based Internet of Things fog computing network system and control method thereof

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Experimental program
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Embodiment 1

[0064] figure 1 It is a schematic diagram of an SDN-based Internet of Things fog computing network system according to an embodiment of the present invention, such as figure 1 As shown, the embodiment of the present invention provides an SDN-based Internet of Things fog computing network system, including:

[0065] Local sub-network, fog computing device, distributed SDN controller and cloud computing device;

[0066] interconnection between the local subnet and the fog computing device, between the fog computing device and the distributed SDN controller, and between the distributed SDN controller and the cloud computing device;

[0067] The local sub-network includes a data collection device, a controlled device, and a local SDN controller, and the data collection device and the controlled device are respectively connected to the local SDN controller, wherein the data collection device is used for Collect data to be processed, the local SDN controller is used to analyze the...

Embodiment 2

[0082] figure 2 It is a schematic diagram of a control method of an SDN-based Internet of Things fog computing network system according to an embodiment of the present invention, such as figure 2 As shown, the embodiment of the present invention provides a method for controlling the SDN-based IoT fog computing network system described in the above embodiments, including:

[0083] Step S10, the local SDN controller judges whether the local subnetwork can process the data to be processed according to the data type of the data to be processed, and if it is judged that the data to be processed cannot be processed, it sends a message using the first distributed SDN controller to the first distributed SDN controller. Request information for Yiwu Computing devices;

[0084] Step S20, the first distributed SDN controller sends request confirmation information for using the first fog computing device to the local SDN controller and the first fog computing device according to the req...

Embodiment 3

[0110] This embodiment is basically the same as Embodiment 2. For the sake of brevity, in the description process of this embodiment, the same technical features as Embodiment 2 will not be described, and only the differences between this embodiment and Embodiment 2 will be described:

[0111] Further, the processing of the data to be processed by the first fog computing device according to the data processing request information is specifically:

[0112] The first fog computing device judges whether it can process the data to be processed according to the data processing request information;

[0113] If it is determined that it can process the data to be processed, then process the data to be processed;

[0114] If it is determined that it cannot process the data to be processed, then send request information for using the second fog computing device to the first distributed SDN controller;

[0115] The first distributed SDN controller sends request confirmation information ...

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Abstract

The invention provides an SDN-based Internet of Things fog computing network system and a control method thereof. The SDN-based Internet of Things fog computing network system comprises a local sub-network, fog computing equipment, distributed SDN controllers and cloud computing equipment, wherein the local sub-network comprises data acquisition equipment, controlled equipment and a local SDN controller, and the data acquisition equipment and the controlled equipment are each connected with the local SDN controller; and the distributed SDN controllers are used for verifying received request information sent by means of the local SDN controller, and sending request confirmation information to the fog computing equipment and the local SDN controller. The SDN-based Internet of Things fog computing network system and the control method thereof realize hierarchical authentication of accessed equipment and hierarchical processing of data through grading a network system, ensure the securityof the network, and improve the data processing efficiency and utilization rate of network resources.

Description

technical field [0001] The present invention relates to the technical field of the Internet of Things, in particular to an SDN-based Internet of Things fog computing network system and a control method thereof. Background technique [0002] The Industrial Internet of Things is an emerging development model produced by taking advantage of the advantages of the Internet and integrating and transforming traditional industries. Through various information sensing equipment and technologies, it realizes the collection of any equipment information that needs monitoring, information transmission, and interaction at the site of industrial production, and transmits, calculates, and analyzes information through the Internet, and then feeds back the results to front-line operations. Personnel and production equipment complete the execution. There are many IoT devices, and only by scientifically designing the network system of the IoT can efficient and precise control of the IoT be ach...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L29/06H04L29/08H04L12/24
CPCH04L41/00H04L63/0823H04L67/12
Inventor 许方敏叶桓宇赵成林李斌
Owner BEIJING UNIV OF POSTS & TELECOMM
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