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An Internet-Oriented Multilayer Network Model Characterization and Robustness Analysis Method.

Yongheng Zhang1,2, Yuliang Lu1,2, Guozheng Yang1,2

  • 1Electronic Engineering Institute, National University of Defense Technology, Hefei 230037, China.

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|August 26, 2022
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Summary
This summary is machine-generated.

This study introduces a multilayer network framework to analyze Internet robustness, revealing that interactions between physical devices, business applications, and user roles significantly impact network stability and resilience.

Keywords:
disturbance conductionheuristic network generation algorithmmultilayer networknetwork modelingrobustness

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Area of Science:

  • Network Science
  • Internet Architecture
  • Complex Systems

Background:

  • Previous research primarily focused on single-layer network topologies, neglecting the intricate interplay of service access and user social structures within the Internet.
  • The Internet's complexity arises from multidimensional relationships in user composition, application, and mapping, necessitating a holistic analytical approach.

Purpose of the Study:

  • To propose a composite framework for understanding how the physical device, business application, and user role networks interact to influence overall Internet robustness.
  • To develop and validate a multilayer network model that captures the dynamics of Internet structure and resilience.

Main Methods:

  • Constructed a multilayer network model integrating physical device, business application, and user role layers using experimental network data.
  • Employed nodal disturbance simulations to analyze inter-layer interactions during physical device failures.
  • Developed a heuristic algorithm for simulating multilayer network topology evolution.
  • Utilized six node ranking indicators and node deletion simulations to assess network robustness.

Main Results:

  • Characterized the disturbance propagation across the multilayer network, highlighting inter-layer dependencies.
  • Proposed a novel algorithm for generating Internet-oriented multilayer network topologies.
  • Quantified the impact of component interactions on overall network robustness through node deletion experiments.

Conclusions:

  • The coupling relationships between different interaction layers are critical determinants of multilayer network robustness.
  • This multi-domain data fusion perspective offers new insights into the operational dynamics and resilience of the Internet.