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Related Experiment Video

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Automated Deployment of an Internet Protocol Telephony Service on Unmanned Aerial Vehicles Using Network Functions Virtualization
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A fuzzy delay-bandwidth guaranteed routing algorithm for video conferencing services over SDN networks.

Jianhu Gong1, Amin Rezaeipanah2

  • 1School of Data and Computer Science, Guangdong Peizheng College, Guangzhou, 510830 People's Republic of China.

Multimedia Tools and Applications
|January 30, 2023
PubMed
Summary

A new Fuzzy Delay-Bandwidth Guaranteed Routing (FDBGR) algorithm enhances video conferencing by optimizing network traffic. This Software-Defined Networking (SDN) approach improves Quality of Service (QoS) and ensures reliable communication.

Keywords:
BandwidthDelayFuzzy systemRouting algorithmSDNVideo conferencing service

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Area of Science:

  • Computer Science
  • Network Engineering

Background:

  • Video conferencing demands high Quality of Service (QoS) for effective long-distance communication.
  • Software-Defined Networking (SDN) offers advanced network management by separating control and data planes.
  • Existing routing algorithms often prioritize only bandwidth, neglecting critical delay constraints for real-time applications.

Purpose of the Study:

  • To propose a novel routing algorithm for Software-Defined Networking (SDN) environments tailored for video conferencing.
  • To address limitations in current routing methods by considering both delay and bandwidth requirements.
  • To enhance the acceptance rate of user requests and ensure efficient network resource utilization.

Main Methods:

  • Development of a Fuzzy Delay-Bandwidth Guaranteed Routing (FDBGR) algorithm utilizing fuzzy logic.
  • Implementation of dynamic routing based on current network status and QoS requirements within an SDN architecture.
  • Comparative simulation analysis against state-of-the-art routing algorithms (H-MCOP, MH-MCOP, QoMRA, QROUTE, REDO).

Main Results:

  • The proposed FDBGR algorithm effectively considers both delay and bandwidth constraints for video conferencing traffic.
  • FDBGR demonstrates superior performance in terms of accepted requests, load balancing, and reduced average delay (48 ms).
  • The algorithm achieves even workload distribution, preserving network capacity for future requests.

Conclusions:

  • FDBGR offers significant improvements in network performance, mobility, and scalability for video conferencing applications.
  • The fuzzy logic approach allows for intelligent postponement of high-demand requests, optimizing resource allocation.
  • SDN combined with intelligent routing algorithms like FDBGR is crucial for supporting high-quality real-time communication services.