Performance evaluation of real time applications for vertical handover between WLAN 802.11g and UMTS

  • Authors:
  • Hisham S. Abdel-Ghaffar;Hanaa Abd El Aziz Ebrahim;Ahmed A. Moneim Khalifa

  • Affiliations:
  • Technology and Maritime Transport, Cairo, Egypt;National Telecom. Institute, Cairo, Egypt;National Telecom. Institute, Cairo, Egypt

  • Venue:
  • Mobility '06 Proceedings of the 3rd international conference on Mobile technology, applications & systems
  • Year:
  • 2006

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Abstract

In today's world, Interworking between different wireless networks utilizes the benefits of different technologies to cover the increasing service provider and user demands and enables the continuity of established sessions without service disruption or restricting the movements of users. The real time applications can be influenced by different parameters during handover between Universal Mobile Telecommunications System (UMTS) and Wireless Local Area Network (WLAN 802.11g). In this paper, the effect of using different mobility protocols on the performance of Voice over IP (VoIP) is studied. OPNET™ Modeler was chosen as the simulation environment to evaluate the performance of different mobility protocols at different user mobility categories.