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author:

Guo, Y. (Guo, Y..) [1] (Scholars:郭迎亚) | Ding, M. (Ding, M..) [2] | Zhou, W. (Zhou, W..) [3] | Lin, B. (Lin, B..) [4] | Chen, C. (Chen, C..) [5] | Luo, H. (Luo, H..) [6] (Scholars:罗欢)

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Scopus

Abstract:

Hybrid Software Defined Networks (Hybrid SDNs), which combines the robustness of distributed network and the flexibility of centralized network, is now a prevailing network architecture. Previous hybrid SDN Traffic Engineering (TE) solutions search an optimal link weight setting or compute the splitting ratios of traffic leveraging heuristic algorithms. However, these methods cannot react timely to the fluctuating traffic demands in dynamic environments and suffer a hefty performance degradation when traffic demands change or network failures happen, especially when network scale is large. To cope with this, we propose a Multi-Agent reinforcement learning based TE method MATE that timely determines the route selection for network flows in dynamic hybrid SDNs. Through dividing the large-scale routing optimization problem into small-scale problem, MATE can better learn the mapping between the traffic demands and routing policy, and efficiently make online routing inference with dynamic traffic demands. To collaborate multiple agents and speed up the convergence in the training process, we innovatively design the actor network and introduce previous actions of all agents in the training of each agent. Extensive experiments conducted on different network topologies demonstrate our proposed method MATE has superior TE performance with dynamic traffic demands and is robust to network failures. © 2024 Elsevier Ltd

Keyword:

Dynamic environment Hybrid Software Defined Networks Multi-agent reinforcement learning Traffic Engineering

Community:

  • [ 1 ] [Guo Y.]College of Computer and Data Science, Fuzhou University, China
  • [ 2 ] [Guo Y.]Fujian Provincial Key Laboratory of Network Computing and Intelligent Information Processing, Fuzhou University, China
  • [ 3 ] [Guo Y.]Engineering Research Center of Big Data Intelligence, Ministry of Education, China
  • [ 4 ] [Ding M.]College of Computer and Data Science, Fuzhou University, China
  • [ 5 ] [Ding M.]Fujian Provincial Key Laboratory of Network Computing and Intelligent Information Processing, Fuzhou University, China
  • [ 6 ] [Zhou W.]College of Computer and Data Science, Fuzhou University, China
  • [ 7 ] [Zhou W.]Fujian Provincial Key Laboratory of Network Computing and Intelligent Information Processing, Fuzhou University, China
  • [ 8 ] [Lin B.]College of Computer and Data Science, Fuzhou University, China
  • [ 9 ] [Lin B.]Fujian Provincial Key Laboratory of Network Computing and Intelligent Information Processing, Fuzhou University, China
  • [ 10 ] [Chen C.]College of Computer and Data Science, Fuzhou University, China
  • [ 11 ] [Chen C.]Fujian Provincial Key Laboratory of Network Computing and Intelligent Information Processing, Fuzhou University, China
  • [ 12 ] [Luo H.]College of Computer and Data Science, Fuzhou University, China
  • [ 13 ] [Luo H.]Fujian Provincial Key Laboratory of Network Computing and Intelligent Information Processing, Fuzhou University, China
  • [ 14 ] [Luo H.]Engineering Research Center of Big Data Intelligence, Ministry of Education, China

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Source :

Journal of Network and Computer Applications

ISSN: 1084-8045

Year: 2024

Volume: 231

7 . 7 0 0

JCR@2023

CAS Journal Grade:1

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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