Performance Evaluation of Energy and Delay Aware Quality of Service (QoS) Routing Protocols in Mobile Adhoc Networks

Author(s):  
R. Asokan ◽  
A.M. Natarajan

Mobile adhoc network (MANET) is a collection of mobile devices which form a communication network with no pre-existing wiring or infrastructure. Multiple routing protocols have been developed for MANETs. As MANETs gain popularity, their need to support real time applications is growing as well. Quality of service(QoS) provisioning is becoming a critical issue in designing mobile adhoc networks due to the necessity of providing multimedia applications.These applications have stringent QoS requirements such as throughput, end-to-end delay, and energy. Due to dynamic topology and bandwidth constraint supporting QoS is a challenging task. QoS aware routing is an important building block for QoS support. The primary goal of the QoS aware protocol is to determine the path from source to destination that satisfies the QoS requirements. This article proposes a new energy and delay aware protocols called, energy and delay aware Adhoc On demand Distance Vector Routing (EDAODV) and energy and delay aware Dynamic Source Routing(EDDSR) based on extension of AODV and DSR. Simulation results show that the proposed protocols have a better performance than AODV and DSR in terms of energy, packet delivery ratio and end-to-end delay.

SISTEMASI ◽  
2019 ◽  
Vol 8 (1) ◽  
pp. 215
Author(s):  
Fajar Baihaqy

MANET merupakan tipe jaringan khusus yang mampu melibatkan banyak orang atau peralatan komunikasi tanpa ketergantungan terhadap suatu infrastruktur. AODV dan DSDV merupakan contoh routing protocol yang efisien untuk jaringan Ad Hoc pada tipe routing protocol masing-masing. AODV untuk tipe routing protocol reactive dan DSDV untuk tipe routing protocol proactive. Setiap routing protocol tentunya memiliki kemampuan masing-masing, sehingga Quality of Service (QoS) untuk setiap routing protocol akan berbeda juga. Dalam penelitian melakukan analisis QoS pada routing protocol AODV dan DSDV dengan parameter yang di uji adalah Packet Delivery Ratio, Throughput, dan end-to-end Delay. Hasil pengujian memperlihatkan bahwa masing-masing routing protocol yang diteliti, routing protocol AODV memiliki waktu yang lebih cepat dalam proses pengiriman packet ke node selanjutnya. Untuk jumlah paket yang terkirim routing protocol AODV lebih baik dibandingkan DSDV.


Author(s):  
Irfan Ahmad ◽  
Fahad Masood ◽  
Arbab Wajid Ullah Khan

In Mobile Ad hoc Networks (MANET) nodes often change their location independently where neither fixed nor centralized infrastructure is present. Nodes communicate with each other directly or via intermediate nodes. The advantages of the MANET layout lead to self-structure and compatibility to most important functions such as traffic distribution and load balancing. Whenever the host moves rapidly in the network the topology becomes updated due to which the structure of MANET varies accordingly. In the literature, different routing protocols have been studied and compared by researchers. Still, there are queries regarding the performance of these protocols under different scenarios. MANETs are not based on a predesigned structure. In this paper, the performance assessment of the Quality of Services (QoS) for different protocols such as Ad hoc On-Demand Distance Vector (AODV), Temporally Ordered Routing Algorithm (TORA) and Zone Routing Protocol (ZRP) in the existence of the various number of communicating nodes is studied. The performance matrices throughput, end – to – end delay and packet delivery ratio are considered for simulations. Ns 2.35 simulator is used for carrying out these simulations. Results are compared for AODV, TORA, and ZRP routing protocols. The results show that AODV and TORA perform well in end – to – end delay as compared to zone routing protocol. Zone routing protocol performs well in packet delivery ratio and throughput as compared to both the other protocols.


Author(s):  
R. Asokan ◽  
A. M. Natarajan

A Mobile Ad hoc NETwork (MANET) consists of a collection of mobile nodes. They communicate in a multi-hop way without a formal infrastructure. Owing to the uniqueness such as easy deployment and self-organizing ability, MANET has shown great potential in several civil and military applications. As MANETs are gaining popularity day-by-day, new developments in the area of real time and multimedia applications are increasing as well. Such applications require Quality of Service (QoS) evolving with respect to bandwidth, end-to-end delay, jitter, energy etc. Consequently, it becomes necessary for MANETs to have an efficient routing and a QoS mechanism to support new applications. QoS provisioning for MANET can be achieved over different layers, starting from the physical layer up to the application layer. This chapter mainly concentrates on the problem of QoS provisioning in the perception of network layer. QoS routing aims at finding a feasible path, which satisfies QoS considering bandwidth, end-to-end delay, jitter, energy etc. This chapter provides a detailed survey of major contributions in QoS routing in MANETs. A few proposals on the QoS routing using optimization techniques and inter-layer approaches have also been addressed. Finally, it concludes with a discussion on the future directions and challenges in QoS routing support in MANETs.


2021 ◽  
Vol 10 (2) ◽  
pp. 1080-1091
Author(s):  
Hussain Falih Mahdi ◽  
Mohammed Salah Abood ◽  
Mustafa Maad Hamdi

VANET is a branch of MANETS, where each vehicle is a node, and a wireless router will run. The vehicles are similar to each other will interact with a wide range of nodes or vehicles and establish a network. VANETs provide us with the infrastructure to build new solutions for improving safety and comfort for drivers and passengers. There are several routing protocols proposed and evaluated for improving VANET's performance. The simulator is preferred over external experience because it is easy, simple, and inexpensive. In this paper, we choose AODV protocol, DSDV protocol, and DSR protocol with five different nodes density. For each protocol, as regards specific parameters like (throughput, packet delivery ratio, and end- to- end delay). On simulators that allow users to build real-time navigation models of simulations using VANET. Tools (SUMO, MOVE, and NS-2) were used for this paper, then graphs were plotted for evaluation using Trace-graph. The results showed the DSR is much higher than AODV and DSDV, In terms of throughput. While DSDV is the best choice because of the low average end to end delay. From the above, we conclude that each strategy has its own negative and positive aspects that make it ideally suited to a particular scenario than other scenarios.


Author(s):  
Nazibullah Nazibullah ◽  
Andy Hidayat Jatmika ◽  
Fitri Bimantoro

VANET is a subset of Mobile Adhoc Network (MANET) that utilizes wireless technology, which in the VANET network the node is presented as a vehicle and the route for a vehicle is presented as a highway that will be passed by that vehicle. In general, VANET has 3 classification routing protocols, namely reactive, proactive, and hybrid. Performance of routing protocol is greatly influenced by the propagation model. Propagation on the network is the behavior of radio waves, which in this case is used as a transmission medium from the transmitter to the destination (receiver). This research will analyze the variation of propagation models namely FreeSpace,   TwoRayGround, Shadowing, and Nakagami on the performance of AOMDV (reactive), OLSR (proactive), and ZRP (hybrid). The performance of the routing protocol will be tested using test parameters including Packet Delivery Ratio (PDR), Packet Loss, End to End Delay, and Throughput. Keywords: VANET, AOMDV, OLSR, ZRP, FreeSpace, TwoRayGround, Shadowing, Nakagami


CRT(Cognitive radio technology) enhances the utilization of available better spectrum in the channel. So to provide better Quality of Service for the user in this paper the Localizability aided localization(LAL) and Water filling Methodologies are proposed. This paper analyzes the routing protocols like AOMDV(Ad-hoc On-demand Multi-path Distance Vector routing), DSR (Dynamic Source Routing) and AODV (Ad-hoc On-Demand Distance Vector). Considering the AODV as the existing routing protocol, this paper proposed with AOMDV and DSR routing algorithms for Localizability aided localization(LAL) and Water filling methodologies respectively. Current work on improving Quality of Service, the different routing protocols are proposed in this paper. The main factors analyzing in this paper are throughput, PDR( packet delivery ratio) and Delay. The simulation results will confirm the accuracy of the proposed techniques.


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