International Journal of Computer Science Issues

More than a traditional journal...

Mobile Ad hoc networks (MANETs) are self-created and self organized by a collection of mobile nodes, interconnected by multi-hop wireless paths in a strictly peer to peer fashion. Scalability of a routing protocol is its ability to support the continuous increase in the network parameters (such as mobility rate, traffic rate and network size) without degrading network performance. The goal of QoS provisioning is to achieve a more deterministic network behaviors, so that information carried by the network can be better delivered and network resources can be better utilized .In this paper, we are going to analyze the impact of scalability on various QoS Parameters for MANETs routing protocols one proactive protocol (DSDV) and two prominent on-demand source initiated routing protocols. The performance metrics comprises of QoS parameters such as packet delivery ratio, end to end delay, routing overhead, throughput and jitter. The effect of scalability on these QoS parameters is analyzed by varying number of nodes, packet size, time interval between packets and mobility rates.