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International Journal of Electronics, Communication & Instrumentation Engineering Research and Development
An ad hoc mobile network has defined that collection of mobile nodes which are capable of changing on a continual basis that is dynamically and arbitrarily located. In order to enable service between the networks, a routing protocol is necessary. Ad hoc network routing protocol is an efficient route management protocol in this sector. This can be established in a timely manner. Routing can be done with a minimum of overhead and band width consumption. This paper proposes ad hoc routing protocol which evaluates in the ad hoc mobile network based on a given set of parameters. In this paper, we have discussed two protocols Destination-Sequenced Distance-Vector Routing protocol, Ad Hoc On-Demand Distance Vector (AODV) routing protocol comparison and discussion of both.
tran
An ad hoc mobile network has defined that collection of mobile nodes which are capable of changing on a continual basis that is dynamically and arbitrarily located. In order to enable service between the networks, a routing protocol is necessary. Ad hoc network routing protocol is an efficient route management protocol in this sector. This can be established in a timely manner. Routing can be done with a minimum of overhead and band width consumption. This paper proposes ad hoc routing protocol which evaluates in the ad hoc mobile network based on a given set of parameters. In this paper, we have discussed two protocols Destination-Sequenced Distance-Vector Routing protocol, Ad Hoc On-Demand Distance Vector (AODV) routing protocol comparison and discussion of both. IINTRODUCTION In the 1970s, Wireless Networks have become popular in the computing industry. During the past decade, wireless networks increasingly demand in wireless communication to enable mobility. Mostly wireless networks based on IEEE® 802.11 standards. A wireless network consists of multiple positions communicating with other stations using 2.4GHz or 5GHzband There are two mobile wireless networks. One is infrastructure network which has a fixed and wired gateways. The bridges are called base stations. The mobile unit within these networks connect and communicate with the nearest station in a particular radius. The infrastructure network is used in wireless local area networks (WLANs). Another variant is infrastructure less mobile network also called as an ad hoc network. These networks have fixed routers and can be connected dynamically in an arbitrary manner. Ad hoc networks are used in emergency search-and-rescue operations. This paper examines routing protocols designed for these ad hoc networks by describing the operation of each of the protocols. The algorithm based on the classical Bellman-Ford routing mechanism. Every node maintains a table in which destinations and the number of hops to each destination is recorded. Every entry in the routing table is marked with a sequence number as mentioned in the destination node. The sequence numbers help to distinguish old routes from new ones. Routing tables are transmitted regularly throughout the network in order to maintain the network uniformity. An additional table which stores the data sent in incremental routing information packets in
2002
A mobile ad hoc network is a collection of mobile nodes communicating without wired network and infrastructure or centralized control. Due to limited transmission range of wireless network, more than single hops may be required to transfer data across the network. In order to reliable communication within the network, a routing protocol is used which are call MANET routing protocol. The major function of such an MANET routing protocol is to establishment short and real route between a pair of nodes so that messages may be delivered in a timely manner. This chapter examines two routing protocols for mobile ad hoc networks-the Destination Sequenced Distance Vector (DSDV), the pro-active routing protocol, and the Ad hoc On-Demand Distance Vector routing (AODV), an re-active routing protocol. The authors compare both protocols based on packet delivery fraction and average delay with changing number of source nodes and pause time.
2013
In this paper, an effort was made to analyze the performance of Routing Protocols for Mobile Ad-hoc Networks. Wireless networks can be classified in two types: infrastructured wireless networks and infrastructureless (ad hoc) wireless networks. Ad hoc networks are characterized by the need for efficient routing protocols. According to previous research, the Destination-Sequenced Distance-Vector (DSDV) routing protocol and the Ad-hoc On-Demand Distance Vector (AODV) routing protocol are two good representatives for each routing protocol category i.e. Table-Driven category and On Demand category respectively. The Simulation results have been compared to get their performance with respect to the mobility, offered load, number of nodes and pause time of nodes movement. It was tried to find which routing protocol is appropriate for certain network conditions. When the nodes move continually then AODV seems to be better than DSDV. When nodes stay unmoving for a long time then DSDV is pref...
Now a day Mobile Ad hoc Networks (MANETs) are a new generation of networks offering unrestricted mobility without any underlying infrastructure. This MANETs research program has mainly focused on developing an efficient routing mechanism in such a highly dynamic and resource constrained network . Most of these routing protocols assume a trusted, safe and cooperative environment. This performance analysis project work is related to various Mobile Ad hoc Networks (MANETs) routing protocols such as Ad-hoc on Demand Distance Vector Routing (AODV), Dynamic Source Routing (DSR), and Optimized Link State Routing (OLSR) [1-4]. On the bases of different routing protocols as mention earlier we can stimulate using network simulator software which generates different graphs as result.
2002
Abslract-We investigate via simulation the performance issues of Dcstinatioo-Sequenced Distance Vector (nSDV) and Ad-hoc On-demand Distance Vector (AODV) routing protocols for mobile ad hOl: networks. Four perfonnance metrics arc measured by varying the maximum speed of mobile hosts, the number of connections, and the network size. Monle Carlo simulation method is used to estimate the expectation values of perfonnance metrics. The correlation between network topology changes and mobility is investigated by using linear regression analysis. The simulation results indicate that AODV outperforms DSDV in less stressful situations, while DSDV is more scalable with respect to the network size and traffic load. It is observed lhat network congestion results in more than half of the dropped packets for both protocols. Our observation indicates that always sending packets through the shortest routes might cause congestion in sparse networks, but rarely in dense ones. The investigation demonstrates that reducing broadcast intefYals from 15 seconds to 8 seconds improves the lhroughput of DSDV by about 10%, and shows that using longer packet queues does not help.
Dynamic nature of Mobile Ad-hoc Networks (MANET) has made routing of data difficult by the existing protocols in Wireless Networking. This has led to the proposal of a few ones that are targeted at ensuring effective routing in this setup. The most popular one is Ad-hoc On-demand distance vector (AODV), a reactive extended version of Distance Vector (DV). However, performance metrics such as routing overhead, packets delay, packet delivery ratio and packets loss have limited its commercial application. An improved version, Ad-hoc On-demand Multiple-path Distance Vector (AOMDV) has also been proposed, which improves packet delivery ratio and reduces packets loss but routing overhead is still a significant burden on limited bandwidth. Moreover, routing overhead consumes a proportionate portion of the limited bandwidth which could make its commercial application less attractive. Thus, this paper proposes a layer of protocols named Ad-hoc On-demand Multiplepath Distance Vector Location Aided Zone Routing protocol (AOMDV-LAZRP), which is expected to compliment AOMDV shortfalls by lowering the routing overhead.
Int'l J. of Communications, Network and System Sciences, 2010
A mobile ad-hoc network is an autonomous collection of mobile nodes that communicate over bandwidth constrained wireless links. Due to nodal mobility, the network topology may change rapidly and unpredictably over time. The routing protocols meant for wired network cannot be used for mobile ad-hoc network because of mobility of network. A number of routing protocols like Destination-Sequenced Distance-Vector (DSDV), Ad-Hoc On-Demand Distance Vector (AODV), Dynamic Source Routing (DSR), and Temporally Ordered Routing Algorithm have been implemented. The ad-hoc routing protocols can be divided into two classes; Table-Driven and On-Demand. This paper examines two routing protocols for mobile ad-hoc networks-the Destination Sequenced Distance Vector (DSDV), the table-driven protocol and the Ad-Hoc On-Demand Distance Vector routing (AODV), an on-demand protocol and propose an algorithm that facilitates efficient routing of the packet and failure recovery mechanism.
International Journal of Computer-Aided technologies (IJCAx), 2015
A Mobile Ad Hoc Network (MANET) is a collection of mobile nodes that want to communicate without any predetermined infrastructure and fixed organization of available links. Each node in MANET operates as a router, forwarding information packets for other mobile nodes. There are many routing protocols that possess different performance levels in different scenarios. The main task is to evaluate the existing routing protocols and finding by comparing them the best one. In this article we compare AODV, DSR, DSDV, OLSR and DYMO routing protocols in mobile ad hoc networks (MANETs) to specify the best operational conditions for each MANETs protocol. We study these five MANETs routing protocols by different simulations in NS-2 simulator. We describe that pause time parameter affect their performance. This performance analysis is measured in terms of Packet Delivery Ratio, Average End-to-End Delay, Normalized Routing Load and Average Throughput.
Mobile Ad-hoc Network (MANET) is an infrastructure less and decentralized network which need a robust dynamic routing protocol. Many routing protocols for such networks have been proposed so far to find optimized routes from source to the destination and prominent among them are Dynamic Source Routing (DSR), Ad-hoc On Demand Distance Vector (AODV), and Destination-Sequenced Distance Vector (DSDV) routing protocols. The performance comparison of these protocols should be considered as the primary step towards the invention of a new routing protocol. This paper presents a performance comparison of proactive and reactive routing protocols DSDV, AODV and DSR based on QoS metrics (packet delivery ratio, average end-to-end delay, throughput, jitter), normalized routing overhead and normalized MAC overhead by using the NS-2 simulator. The performance comparison is conducted by varying mobility speed, number of nodes and data rate. The comparison results show that AODV performs optimally well not the best among all the studied protocols.
IJSRD, 2013
In last few years extensive research work has been done in the field of routing protocols for Ad-hoc Network. Various routing protocols have been evaluated in different network conditions using different performance metrics. A lot of research has been done how to modify standard routing protocol in ad-hoc network to improve its performance. The hop count is not only metric that gives efficient routing path. There are various modified protocols which make the use of other parameters along with hop count to select the best routing path to the destination. In standard Ad-hoc On-demand Distance Vector (AODV) routing protocol only hop count is used for selecting the routing path. In this paper we have studied variants of AODV protocols with modified routing metric.
IJARCCE, 2017
The quick growth of mobile communication in current years is especially observed in the field of mobile system, wireless local area network, and ubiquitous computing. In this vast of time, ad-hoc networks are extremely active networks characterized by the lack of physical infrastructure. Hubs of this system's capacity as switch which find and keeps up the route to different hubs in the system. Therefore, for ad-hoc network, routing protocol plays a significant task for building an efficient network. The plan of efficient routing protocols is a basic problem in a Mobile Ad-Hoc Network (MANET). Lots of different protocols have been proposed in the literature, each one based on dissimilar characteristics and properties. In this paper, an attempt has been complete to compare three well known routing protocols Ad-hoc on demand distance vector (AODV), Dynamic Source Routing (DSR) and Destination Sequenced Distance Vector (DSDV) by using three presentation metrics packet delivery ratio (PDR), Routing Overhead and Remain Energy by using the NS-2.34 simulator.
Mobile Ad hoc Networks (MANETs) are collection of wireless mobile nodes. MANETs are infrastructure less temporary networks. They do not have fixed static infrastructure. As no fixed infrastructure is available all nodes itself, work as receiver, transmitter as well as router. These nodes are also mobile so providing stable route is a big challenge. We have different approaches to find route in MANETs and all approaches use some protocols. This paper concentrates upon the analysis of two Mobile Ad Hoc Networking protocols. Ad hoc On demand Distance-Vector (AODV) and Destination-Sequenced Distance-Vector (DSDV). DSDV uses proactive or table driven approach to route the data whereas AODV is a reactive protocol and uses on demand routing. Main target of this paper is to highlight different aspect of both protocols and compare them. So, one can decide which protocol is better suited to their needs. Anurag Misra"Comparative Analysis of AODV and DSDV Routing Protocols for Mobile Ad Ho...
Proceedings of the First IEEE International Conference on Pervasive Computing and Communications, 2003. (PerCom 2003)., 2000
We investigate the performance issues of destinationsequenced distance vector (DSDV) and ad-hoc on-demand distance vector (AODV) routing protocols for mobile ad hoc networks. Four performance metrics are measured by varying the maximum speed of mobile hosts, the number of connections, and the network size. The correlation between network topology change and mobility is investigated by using linear regression analysis. The simulation results indicate that AODV outperforms DSDV in less stressful situations, while DSDV is more scalable with respect to the network size. It is observed that network congestion is the dominant reason for packet drop for both protocols. We propose a new routing protocol, congestion-aware distance vector (CADV), to address the congestion issues. CADV outperforms AODV in delivery ratio by about 5%, while introduces less protocol load. The result demonstrates that integrating congestion avoidance mechanisms with proactive routing protocols is a promising way to improve performance.
Journal of Computer Science, 2013
Mobile Ad-hoc Networks (MANETs) is a network without a fixed Infrastructure. In wireless networks users expect to get access to the network security and to exchange information anytime and anywhere. The ad hoc wireless network consists of mobile networks which creates architecture for communication without the help of traditional fixed-position routers. Establishing strong routes and providing security are the main tasks in MANETs. Routing is the critical issue in the MANET and focus based on routing protocols such as Ad hoc On-demand Distance Routing Protocol (AODV), Dynamic Source Routing (DSR), Temporally Ordered Routing Algorithm (TORA) and Optimized Link State Routing (OLSR) are interesting due to their applications. OPNET is used to establish the simulations of these routing protocols the performance of the routing protocols is studied by selecting metrics. Metrics are used to select the best path for exchanging information from source to destination. Result show that AODV and TORA is suitable for larger networks while changing network topology with selected metrics.
ACM, 2009
Mobile Ad-hoc Network is a decentralized network. There are many routing protocols have been proposed for Mobile Ad-hoc Network. In this paper, we have simulated AODV routing protocol to visualize the performance of AODV Routing Protocol. AODV is a reactive protocol; it uses traditional routing tables. This means that for each destination exist one entry in routing table and uses sequence number, this number ensure the freshness of routs and guarantee the loop-free routing. To evaluate the performance of AODV routing protocol, the simulation results were analyzed by graphical manner and trace file based on QoS metrics such as Delay, Jitter. The simulation result analysis verifies the AODV routing protocol performance.
International Journal of Knowledge Based Computer Systems, 2019
The Mobile Ad-Hoc Networks (MANET) technology is a self-organized wireless interconnection of communication devices without the use of any fixed network infrastructure/backbone. The performance of Ad-hoc ondemand Distance Vector (AODV) and Dynamic Source Routing (DSR) protocol is two MANET protocol. Selecting an appropriate routing protocol for steering data packet is a very important issue to evaluate the performance of wireless mobile ad-hoc networks (MANET). In order to guarantee an optimum use of these protocols, we need to test different routing protocols performances. This paper presents the performance analysis comparison of ad-hoc on-demand routing protocol (AODV) and Dynamic Source Routing (DSR) under different performance metrics like throughput, packet drop rate and end-to-end delay. Efficiency achieved by the AODV protocol is higher than DSR protocol in mobile ad-hoc networks. The simulation is done in Network Simulator (NS) 2.
2017
Mobile ad hoc network is a dynamic network. In this network the mobile nodes dynamically form a temporary network without any centralized administration or the use of any existing network infrastructure. A number of routing protocols like Ad Hoc On-Demand Distance Vector Routing (AODV), Dynamic Source Routing (DSR) and Destination-Sequenced Distance-Vector (DSDV) have been proposed. On-Demand Distance Vector Routing (AODV), Dynamic Source Routing protocol (DSR) are an efficient routing protocol designed specifically for use in wireless ad hoc networks of mobile nodes. In this work an attempt has been made to check the performance comparison of AODV and DSR routing protocols for mobile ad hoc networks on the basis of varying number of nodes and varying node speed. The simulations are carried out using MATLAB.
2015
Abstract—Mobile ad hoc network (MANET) is a self-configuring infrastructure less network of mobile nodes connected by wireless links - the union of which form a random topology. There are several IP routing protocols, with competing features, developed for wireless ad hoc networks. These protocols have varying qualities for different wireless routing aspects. It is due to this reason that choice of a correct routing protocol is critical. In this paper, two main questions are addressed. The first is 'Which routing protocol provides a better performance in mobile ad hoc Networks?' This question addresses the overall performance of each routing protocol investigated in this paper. The second question addresses the factors that influence the performance of these routing protocols. In this paper, Three protocols ad hoc on-Demand Distance Vector Routing (AODV) , Dynamic Source Routing (DSR), and Destination-Sequenced Distance Vector (DSDV) were compared in terms of Average End-t...
Ad-hoc networks are basically self organizing and self configuring multi-hop mobile wireless network in which the information packets are transmitted in a store and forward manner from a source to an arbitrary destination via intermediate nodes. The main objective of this paper is to performance evaluation of AODV (Ad-hoc on demand distance vector) and DSDV (Destination sequence distance vector) routing protocols on the basis of different performance metrics. In this paper, an attempt has been made to evaluate the performance of two well known routing protocols AODV, DSDV by using three performance metrics such as throughput, packet delivery ratio and Routing overheads. The Performance evaluation has been done by using simulation tool NS2 (Network Simulator) which is the main simulator.
A Network which is form spontaneously by the collection of wireless nodes without any centralized administration or already existing network infrastructure called Mobile Ad-hoc Network (MANET). Performance evaluation of different Ad-Hoc networks routing protocols viz. DSDV, AODV & DSR on the basis of four parameter such as Packet delivery ratio, throughput, packet drop and routing overhead is main objective of this paper. NS-2, which is a discrete event simulation tool, is used in which The Tool Command Language (TCL) is used for simulation of varying parameter for routing algorithm. Importance of selection criteria of routing protocols in dynamic environment is illustrated in the result of this work.
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