TB-RPL: A Try-the-Best Fused Mode of Operation to Enhance Point-to-Point Communication Performance in RPL

RPL is the IPv6 routing protocol for low-power and lossy networks in the Internet of Things which supports point-to-point (P2P) communication. However, the partition of two modes of operations (MOPs) in downward routing complicates achieving high performance. In the non-storing mode, a downward rout...

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Main Authors: Kaibin Zhang, Khadak Singh Bhandari, Gihwan Cho
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Electronics
Subjects:
Online Access:https://www.mdpi.com/2079-9292/12/7/1639
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author Kaibin Zhang
Khadak Singh Bhandari
Gihwan Cho
author_facet Kaibin Zhang
Khadak Singh Bhandari
Gihwan Cho
author_sort Kaibin Zhang
collection DOAJ
description RPL is the IPv6 routing protocol for low-power and lossy networks in the Internet of Things which supports point-to-point (P2P) communication. However, the partition of two modes of operations (MOPs) in downward routing complicates achieving high performance. In the non-storing mode, a downward route with the longest path length is often picked. In the storing mode, the downward routes to some child nodes cannot be stored by their parent because of the limitation of memory space, which makes some nodes unreachable. In addition, there are extra performance costs of mixing or switching the two modes in the existing hybrid-MOPs works. Therefore, this article proposes TB-RPL to achieve an enhancement of RPL with a better performance of P2P communication. It allows all nodes to behave in a single and uniformly fused MOP that solves the problems mentioned above. The proposed mode uses a modified routing header format and introduces a threshold to the number of route entries. We implemented and compared TB-RPL with related mechanisms in Cooja simulator based on the Contiki-NG operating system. Simulation results verify that TB-RPL eliminates the three identified problems. Consequently, it significantly improves the performance of P2P communication in LLN.
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spelling doaj.art-0613ecef266b4d77a7bd62843129d9032023-11-17T16:33:32ZengMDPI AGElectronics2079-92922023-03-01127163910.3390/electronics12071639TB-RPL: A Try-the-Best Fused Mode of Operation to Enhance Point-to-Point Communication Performance in RPLKaibin Zhang0Khadak Singh Bhandari1Gihwan Cho2Division of Computer Science and Engineering, Jeonbuk National University, Jeonju 54896, Republic of KoreaDepartment of Smart Computing, Kyungdong University, Goseong, Gangwon-do, Bongpo 24764, Republic of KoreaDivision of Computer Science and Engineering, Jeonbuk National University, Jeonju 54896, Republic of KoreaRPL is the IPv6 routing protocol for low-power and lossy networks in the Internet of Things which supports point-to-point (P2P) communication. However, the partition of two modes of operations (MOPs) in downward routing complicates achieving high performance. In the non-storing mode, a downward route with the longest path length is often picked. In the storing mode, the downward routes to some child nodes cannot be stored by their parent because of the limitation of memory space, which makes some nodes unreachable. In addition, there are extra performance costs of mixing or switching the two modes in the existing hybrid-MOPs works. Therefore, this article proposes TB-RPL to achieve an enhancement of RPL with a better performance of P2P communication. It allows all nodes to behave in a single and uniformly fused MOP that solves the problems mentioned above. The proposed mode uses a modified routing header format and introduces a threshold to the number of route entries. We implemented and compared TB-RPL with related mechanisms in Cooja simulator based on the Contiki-NG operating system. Simulation results verify that TB-RPL eliminates the three identified problems. Consequently, it significantly improves the performance of P2P communication in LLN.https://www.mdpi.com/2079-9292/12/7/1639RPLmode of operations (MOPs)hybriddownward routingpoint-to-point (P2P)low-power and lossy network (LLN)
spellingShingle Kaibin Zhang
Khadak Singh Bhandari
Gihwan Cho
TB-RPL: A Try-the-Best Fused Mode of Operation to Enhance Point-to-Point Communication Performance in RPL
Electronics
RPL
mode of operations (MOPs)
hybrid
downward routing
point-to-point (P2P)
low-power and lossy network (LLN)
title TB-RPL: A Try-the-Best Fused Mode of Operation to Enhance Point-to-Point Communication Performance in RPL
title_full TB-RPL: A Try-the-Best Fused Mode of Operation to Enhance Point-to-Point Communication Performance in RPL
title_fullStr TB-RPL: A Try-the-Best Fused Mode of Operation to Enhance Point-to-Point Communication Performance in RPL
title_full_unstemmed TB-RPL: A Try-the-Best Fused Mode of Operation to Enhance Point-to-Point Communication Performance in RPL
title_short TB-RPL: A Try-the-Best Fused Mode of Operation to Enhance Point-to-Point Communication Performance in RPL
title_sort tb rpl a try the best fused mode of operation to enhance point to point communication performance in rpl
topic RPL
mode of operations (MOPs)
hybrid
downward routing
point-to-point (P2P)
low-power and lossy network (LLN)
url https://www.mdpi.com/2079-9292/12/7/1639
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