Recently, Vehicular ad hoc network (VANET) can offer various services and benefits to VANET users and thus deserves deployment effort. Intelligent Transportation Systems (ITS) are aimed at addressing critical issues like passenger safety and traffic congestion when integrates ICT with transportation infrastructure. This infrastructure is called Vehicular Ad hoc Networks (VANET), Vehicular communication systems facilitate communication devices for exchange of information among vehicles and

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... n vehicles and roadside equipment. Working in tandem with the fielded Intelligent Transportation Systems (ITS) infrastructure, VANET will enhance the awareness of traffic by aggregating, propagating and disseminating up-to-the minute information about existing or impending traffic-related events. In support of their mission, Here we consider that every study should chose the appropriate simulator based on its requirements.