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A Dual-Connectivity Mobility Link Service for Producer Mobility in the Named Data Networking.

Ju-Ho Choi1, Jung-Hwan Cha1, Youn-Hee Han2

  • 1Department of Computer Science and Engineering, Korea University, Seoul 136-713, Korea.

Sensors (Basel, Switzerland)
|September 2, 2020
PubMed
Summary

This study introduces an anchorless producer mobility scheme for Named Data Networking (NDN) in mobile Internet of Things environments. The new dual-connectivity strategy ensures seamless data access during producer movement, simplifying handover procedures.

Keywords:
Cyber-Physical System (CPS)Information-Centric Networking (ICN)Internet of Thing (IoT)Named Data Networking (NDN)mobilityproducer mobility

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Area of Science:

  • Computer Science
  • Networking
  • Internet of Things

Background:

  • The Internet of Mobile Things (IoMT) requires flexible data networking for mobile environments.
  • Named Data Networking (NDN) is suitable for IoMT but faces challenges with producer mobility.
  • Existing NDN producer mobility solutions often rely on anchors or complex signaling.

Purpose of the Study:

  • To propose a novel, anchorless producer mobility scheme for Named Data Networking (NDN).
  • To address the limitations of existing solutions for producer mobility in mobile IoT environments.
  • To simplify mobility management in NDN by decoupling connection and transaction.

Main Methods:

  • A dual-connectivity strategy enabling soft handover during producer mobility.
  • Utilizing a mobility link service to maintain connectivity during NDN Access Router (NAR) changes.
  • Employing the Named-data Link State Routing Protocol (NLSR) for disseminating updated producer location information.

Main Results:

  • The proposed scheme effectively hides producer movement from consumers.
  • It prevents routing information from becoming outdated due to producer mobility.
  • Simulations demonstrated seamless handover when producers switch their default access router.

Conclusions:

  • The anchorless producer mobility scheme simplifies NDN mobility procedures.
  • It enhances the robustness and efficiency of data access in mobile IoT networks.
  • The approach offers a promising solution for producer mobility in future NDN deployments.