SDN-based service customization network resource self-adaptive allocation technology

A technology of service customization and resource allocation, applied in the field of communication, it can solve the problems of lack of network redundant transmission and lack of ability to differentiate services.

Active Publication Date: 2021-03-12
NORTHEASTERN UNIV
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  • Summary
  • Abstract
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  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the rapid growth of the scale of the Internet and the diversification of Internet applications, various problems have gradually emerged in the existing network, such as the lack of ability to provide differentiated services for businesses, the existence of a large number of redundant transmissions in the network, and the lack of network data Ability to perceive and apply

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  • SDN-based service customization network resource self-adaptive allocation technology
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  • SDN-based service customization network resource self-adaptive allocation technology

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Embodiment Construction

[0072]The invention proposes an SDN-based service customization network resource adaptive allocation technology. This technology is based on the idea of ​​SDN, and then uses OpenFlow technology to collect all topology information in the network by using the OpenFlow controller. By using the OpenFlow protocol to communicate with the OpenFlow switch, the controller sends information to the switch, and the switch can perform routing and forwarding according to the characteristics of the received data flow. The SDN-based service customization network resource adaptive allocation technology proposed in this patent, when a new service data packet arrives, through identifying the service and then customizing the service, the highest priority service is routed using the QoS routing algorithm, and other priority services are routed. Level business uses Dijkstra algorithm routing to find the shortest path. Aiming at the characteristics of dynamic changes in network status, an adaptive ...

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Abstract

The invention discloses an SDN-based service customization network resource self-adaptive allocation technology, designs a system framework of an SDN-based service customization network resource allocation mechanism, mainly comprises a topology management module, a resource monitoring module, a service customization module and a routing management module, and describes the functions of each modulein detail. Aiming at the characteristic of dynamic change of the network state, a self-adaptive mechanism is designed, and self-adaptive adjustment is carried out according to the detected network resource condition, so that the network resource utilization rate is improved, the requirement condition of finer granularity of a user is met, the network resource utilization rate is improved, the experience quality is improved, and the optimization of the whole network is realized. The method provided by the invention can reduce the packet loss rate, improve the bandwidth utilization rate, reducethe time overhead and improve the network resource utilization rate.

Description

technical field [0001] The invention belongs to the technical field of communication, and relates to an SDN-based service customization network resource self-adaptive allocation technology, which mainly relates to resource detection, service customization and routing management methods. Background technique [0002] With the rapid growth of the scale of the Internet and the diversification of Internet applications, various problems have gradually emerged in the existing network, such as the lack of ability to provide differentiated services for businesses, the existence of a large number of redundant transmissions in the network, and the lack of network data perception and application capabilities. Aiming at the problems existing in the current Internet, a future network architecture with differentiated service capabilities - service customization network is proposed. The service-customized network is based on software-defined network design, which inherits its main charact...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L12/24H04L12/721H04L12/751H04L45/02
CPCH04L41/12H04L45/02H04L45/12
Inventor 王兴伟易波李政宇成汶霖黄敏
Owner NORTHEASTERN UNIV
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