Performance evaluation of VoIP over 3G-WLAN interworking system Export

@article{1424876, abstract = {In this paper, we present the experimental measurements of real-time voice packets over a 3G-WLAN interworking system. It is of interest to evaluate: (i) the performance of VoIP with an IPSec tunnel in a 3G-WLAN interworking system; (ii) maximum number of VoIP connections in a single 802.11b access point (AP); (iii) handoff latency due to terminal mobility; and (iv) impact of terminal mobility on the VoIP performance. Our results show that the performance can degrade significantly with an increase of VoIP connections and with the terminal mobility. Furthermore, the performance degradation affects all the existing VoIP connections, not merely the new connection or the user equipment which undergoes mobility. The amount of delay during terminal movement severely affects the performance of all realtime applications in that particular AP.}, author = {Rajavelsamy, R. and Jeedigunta, V. and Holur, B. and Choudhary, M. and Song, O.}, citeulike-article-id = {2817936}, citeulike-linkout-0 = {http://dx.doi.org/10.1109/WCNC.2005.1424876}, doi = {10.1109/WCNC.2005.1424876}, journal = {Wireless Communications and Networking Conference, 2005 IEEE}, keywords = {3g-mobile-communication, 80211b-access-point, handoff-latency, internet-telephony, ipsec-tunnel, packet-radio-networks, performance-evaluation, real-time-voice-packets, terminal-mobility-effects, terminal-movement-induced-delay, voip, voip-connection-number, wireless-lan-3g-wlan-interworking-system}, posted-at = {2008-05-21 00:22:02}, priority = {2}, title = {Performance evaluation of VoIP over 3G-WLAN interworking system}, url = {http://dx.doi.org/10.1109/WCNC.2005.1424876}, volume = {4}, year = {13-17 March 2005} }

TY - JOUR ID - 1424876 L3 - citeulike-article-id:2817936 N2 - In this paper, we present the experimental measurements of real-time voice packets over a 3G-WLAN interworking system. It is of interest to evaluate: (i) the performance of VoIP with an IPSec tunnel in a 3G-WLAN interworking system; (ii) maximum number of VoIP connections in a single 802.11b access point (AP); (iii) handoff latency due to terminal mobility; and (iv) impact of terminal mobility on the VoIP performance. Our results show that the performance can degrade significantly with an increase of VoIP connections and with the terminal mobility. Furthermore, the performance degradation affects all the existing VoIP connections, not merely the new connection or the user equipment which undergoes mobility. The amount of delay during terminal movement severely affects the performance of all realtime applications in that particular AP. JF - Wireless Communications and Networking Conference, 2005 IEEE TI - Performance evaluation of VoIP over 3G-WLAN interworking system VL - 4 KW - 3g-mobile-communication KW - 80211b-access-point KW - handoff-latency KW - internet-telephony KW - ipsec-tunnel KW - packet-radio-networks KW - performance-evaluation KW - real-time-voice-packets KW - terminal-mobility-effects KW - terminal-movement-induced-delay KW - voip KW - voip-connection-number KW - wireless-lan-3g-wlan-interworking-system AU - Rajavelsamy, R AU - Jeedigunta, V AU - Holur, B AU - Choudhary, M AU - Song, O PY - 13-17 March 2005/// UR - http://dx.doi.org/10.1109/WCNC.2005.1424876 ER -