Volume I Issue I

I. INTRODUCTION The ‘Voices in the City’ is one of the best creations by Anita Desai. This great story has a life of the middle class intellectuals of Calcutta. A story of a Bohemian brother and his two sisters caught in the crosscurrents of changing social values. The story tries to show a vivid picture of India’s social transition-a phase in which the older elements are not altogether dead, and the emergent ones not fully evolved.

NS2 is an open-source event-driven simulator designed specifically for research in computer communication networks.ns (network simulator) denotes series of discrete event network simulators, like ns-1, ns-2 and ns-3. Its first version is named as ns-1. developed at VJ,GEEKLIME, Madurai (LBNL) in the 1995-97 The code was written in c++ with tcl based scripting scenario.1996-97, ns 2 was introduced based on a refactoring by Steve McCanne.tcl is replaced by OTcl object-oriented dialect Tcl. C++ simulation objects are linked to shadow objects in OTclcan be used to simulate wireless sensor network. Here in this paper we will be taking into account an overview of ns2.