Optimized Neighbor Discovery for Opportunistic Networks of Energy Constrained IoT Devices

2020 ◽  
Vol 19 (6) ◽  
pp. 1387-1400 ◽  
Author(s):  
Pierpaolo Loreti ◽  
Lorenzo Bracciale
Author(s):  
Mais Sami Ali ◽  
Abdulkareem Abdulrahman Kadhim

2018 ◽  
Vol 25 (6) ◽  
pp. 3275-3296 ◽  
Author(s):  
Abhishek Thakur ◽  
R. Sathiyanarayanan ◽  
Chittaranjan Hota

2020 ◽  
Vol 7 (6) ◽  
pp. 4789-4800 ◽  
Author(s):  
Chunxia Su ◽  
Fang Ye ◽  
Li-Chun Wang ◽  
Li Wang ◽  
Yuan Tian ◽  
...  

Author(s):  
Hayoung Oh ◽  
Sangsoon Lim

<p><span lang="EN-US">The primary task for IoT-based hyper-connectivity communications lies in the development of direct communications technique among IoT devices in RPL (Routing Protocol for Low-Power and Lossy Networks) environment without the aid from infras such as access points, base stations etc. In a low-power and lossy wireless network, IoT devices and routers cannot keep the original path toward the destination since they have the limited memory, except for a limited number of the default router information.. Different from the previous light-weight routing protocols focusing on the reduction of the control messages, the proposed scheme provides the light-weight IPv6 address auto-configuration, IPv6 neighbor discovery and routing protocol in a IoT capable infra-less wireless networks with the bloom filer and enhanced rank concepts. And for the first time we evaluate our proposed scheme based on the modeling of various probability distributions in the IoT environments with the lossy wireless link. Specifically, the proposed enhanced RPL based light-weight routing protocol improves the robustness with the multi-paths locally established based on the enhanced rank concepts even though lossy wireless links are existed. We showed the improvements of the proposed scheme up to 40% than the RPL based protocol.</span></p>


Author(s):  
Nisha Kandhoul ◽  
Sanjay K. Dhurandher

Internet of Things(IoT) is a technical revolution of the internet where users, computing systems, and daily objects having sensing abilities, collaborate to provide innovative services in several application domains. Opportunistic IoT(OppIoT)is an extension of the opportunistic networks that exploits the interactions between the human-based communities and the IoT devices to increase the network connectivity and reliability. In this context, the security and privacy requirements play a crucial role as the collected information is exposed to a wide unknown audience. An adaptable infrastructure is required to handle the intrinsic vulnerabilities of OppIoT devices, with limited resources and heterogeneous technologies. This chapter elaborates the security requirements, the possible threats, and the current work conducted in the field of security in OppIoT networks.


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