SRv6 router progressive deployment method and system in network interconnection and storage medium

A technology for network interconnection and system deployment, applied in the field of system and storage media, SRv6 router progressive deployment method, can solve problems such as not supporting traffic engineering, achieve the effect of improving transmission efficiency and reducing the maximum link utilization rate

Active Publication Date: 2021-10-15
NAT UNIV OF DEFENSE TECH
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, this encapsulation technology usually uses a best-effort network layer routing protocol when transmitting data packets, and does not support traffic engineering.

Method used

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  • SRv6 router progressive deployment method and system in network interconnection and storage medium
  • SRv6 router progressive deployment method and system in network interconnection and storage medium
  • SRv6 router progressive deployment method and system in network interconnection and storage medium

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Embodiment Construction

[0057]With the global deployment of IPv6, the aforementioned interconnection technologies need to adapt to this new data plane, such as MPLSv6 and IPSecv6. On the other hand, the new data plane also calls for new interconnection technologies, and SRv6 (SegmentRouting over IPv6) was born under this background. Segment routing technology, that is, the key idea of ​​segment routing technology is to split a routing path into multiple segments to make better use of the network. In segment routing, each segment of the path can be represented by a label, which can be added to the packet header. Using SRv6 technology, the data packet from site A will encapsulate two types of headers at router 1, namely segment list and IPv6 header. It should be noticed that the packets using this kind of encapsulation can be forwarded by ordinary IPv6 routers because of the IPv6 header, which means that this kind of encapsulation method can complete interconnection and intercommunication services. C...

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Abstract

The invention relates to an SRv6 router progressive deployment method and system in network interconnection and a storage medium. The method comprises the following steps: acquiring routing paths of different regional networks, and modeling the routing paths by using integer programming to obtain a progressive deployment problem; converting the progressive deployment problem into a graph model, and designing source routing protocols of different preference benefits according to the graph model; based on short-term benefit influence, solving the graph model through a greedy algorithm which prefers short-term benefit; based on the long-term benefit influence, solving the graph model through a greedy algorithm which prefers long-term benefits; and performing small-scale problem example on the routing path through a framework of reinforcement learning and a solution result of a greedy algorithm, so that the maximum link utilization rate of different regional networks is minimized. The result shows that both the short-term benefit greedy algorithm and the long-term benefit greedy algorithm can effectively reduce the maximum link utilization rate, and the network data flow transmission efficiency is improved.

Description

technical field [0001] The present application relates to the communication field, in particular to a progressive deployment method, system and storage medium of SRv6 routers in network interconnection. Background technique [0002] At present, more and more organizations have branches in different places, and each branch will build its own local area network independently. In order to share information among these divisions, the local area networks of these divisions need to be connected together. The easiest way to achieve this is to connect these LANs to the public Internet. However, some special departments, such as national defense and banking departments, have special security requirements and hope to isolate and transmit their data on the public network. To solve this problem, Internet Service Providers (ISPs) offer a number of methods. [0003] The first method is to use physical leased lines to directly connect the LANs of these branches. While this approach pro...

Claims

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Application Information

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IPC IPC(8): H04L12/721H04L12/741H04L12/751H04L29/12H04L45/02H04L45/74
CPCH04L45/34H04L45/74H04L45/08H04L2101/659
Inventor 郭得科任棒棒罗来龙符鹏涛胡煜晗
Owner NAT UNIV OF DEFENSE TECH
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