Suman Bhunia

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Voice over IP is expected to be very promising application in the next generation communication networks. The objective of this paper is to analyse the VoIP performance among the most competing next generation wireless networks like WiMAX, WLAN and its integrated frameworks etc. WiMAX having higher bandwidth provides higher capacity but with degraded(More)
Limited and dynamically available resources and " no right to protection from interference " in the open access dynamic spectrum access model bring forth a serious challenge of sustenance among the secondary networks and make them more susceptible to various spectrum etiquette attacks. Among these, the most common are jamming-based denial of service (DoS)(More)
—In a multihop ad hoc network, end-to-end data transmissions traverse through multiple inter-node wireless links. A jammer can disrupt the entire data transfer of a network by intentionally interfering with links between a subset of nodes. The impact of such attacks is escalated when the jammer is moving. While the majority of current ad hoc protocols(More)