Search results for "VOIP"

Hits ?▲	Authors	Title	Venue	Year	Link	Author keywords
45	Feng Cao, Cullen Jennings	Providing Response Identity and Authentication in IP Telephony.	ARES	2006	DBLP DOI BibTeX RDF	Secure Enterprise Architecture, Voice Spam, Spam in IP Telephony (SPIT), IP Telephony, VoIP Security
45	Tristan Henderson, David Kotz, Ilya Abyzov	The changing usage of a mature campus-wide wireless network.	MobiCom	2004	DBLP DOI BibTeX RDF	wireless network, WLAN, VoIP, 802.11, Wi-Fi, voice, telephony
44	Yannis Soupionis, George Tountas, Dimitris Gritzalis	Audio CAPTCHA for SIP-Based VoIP.	SEC	2009	DBLP DOI BibTeX RDF
44	Ge Zhang 0001, Simone Fischer-Hübner, Leonardo A. Martucci, Sven Ehlert	Revealing the Calling History of SIP VoIP Systems by Timing Attacks.	ARES	2009	DBLP DOI BibTeX RDF
44	Ling Chen, Kai Zheng 0003, Fang Liu, Zhenming Lei, Yangjie	Fingerprints in the spectrum: Spectral analysis and detection of VoIP traffic.	ISCC	2009	DBLP DOI BibTeX RDF
44	Kyung Jae Kim, Bara Kim, Ji Won Um, Jung Je Son, Bong Dae Choi	Delay analysis of extended rtPS for VoIP service in IEEE 802.16e by matrix analytic method.	Ann. Oper. Res.	2008	DBLP DOI BibTeX RDF
44	Hemant Sengar, Haining Wang, Duminda Wijesekera, Sushil Jajodia	Detecting VoIP Floods Using the Hellinger Distance.	IEEE Trans. Parallel Distributed Syst.	2008	DBLP DOI BibTeX RDF	Network-level security and protection, Communication/Networking and Information Technology
44	Satoshi Konishi, Toshihiko Komine, Hiroyuki Shinbo	A study on persistent scheduling for VoIP services in UMB system.	PIMRC	2008	DBLP DOI BibTeX RDF
44	Shuping Chen, Wenbo Wang 0007, Jing Han 0002, Guangyi Liu, Nan Li	Providing VoIP Service over TD-SCDMA HSDPA.	VTC Spring	2008	DBLP DOI BibTeX RDF
44	Tero Henttonen, Kennett Aschan, Jani Puttonen, Niko Kolehmainen, Petteri Kela, Martti Moisio, Jussi Ojala	Performance of VoIP with Mobility in UTRA Long Term Evolution.	VTC Spring	2008	DBLP DOI BibTeX RDF
44	Kari Aho, Jussi Äijänen, Tapani Ristaniemi	Impact of Mobility to the VoIP over HSUPA System Level Performance.	VTC Spring	2008	DBLP DOI BibTeX RDF
44	Weilai Yang, Paul Judge	VISOR: VoIP Security Using Reputation.	ICC	2008	DBLP DOI BibTeX RDF
44	Jenq-Shiou Leu, Hui-Ching Hsieh, Yen-Chiu Chen, Yuan-Po Chi	Design and Implementation of a Low Cost DNS-Based Load Balancing Solution for the SIP-Based VoIP Service.	APSCC	2008	DBLP DOI BibTeX RDF
44	Luca De Cicco, Saverio Mascolo, Vittorio Palmisano	A mathematical model of the Skype VoIP congestion control algorithm.	CDC	2008	DBLP DOI BibTeX RDF
44	Moses Garuba, Jiang Li 0009, Zhenqiang Yi	Security in the New Era of Telecommunication: Threats, Risks and Controls of VoIP.	ITNG	2008	DBLP DOI BibTeX RDF
44	Alá F. Khalifeh	An End-to-End Measurement-Based Admission Control Policy for VoIP over Wireless Networks.	WCNC	2008	DBLP DOI BibTeX RDF
44	Iana Siomina	An Approach for Downlink VoIP Capacity Estimation in OFDM-Based FDD Networks.	WCNC	2008	DBLP DOI BibTeX RDF
44	Pushkar Patankar, Gunwoo Nam, George Kesidis, Chita R. Das	Exploring Anti-Spam Models in Large Scale VoIP Systems.	ICDCS	2008	DBLP DOI BibTeX RDF
44	Joongman Kim, Seokung Yoon, Hyuncheol Jeong, Yoojae Won	Implementation and Evaluation of SIP-Based Secure VoIP Communication System.	EUC (2)	2008	DBLP DOI BibTeX RDF
44	Charles V. Wright, Lucas Ballard, Scott E. Coull, Fabian Monrose, Gerald M. Masson	Spot Me if You Can: Uncovering Spoken Phrases in Encrypted VoIP Conversations.	SP	2008	DBLP DOI BibTeX RDF	network security, traffic analysis, voice over IP
44	Wesley Chou	Strategies to Keep Your VoIP Network Secure.	IT Prof.	2007	DBLP DOI BibTeX RDF
44	Sangki Yun, Hyogon Kim, Heejo Lee, Inhye Kang	100+ VoIP Calls on 802.11b: The Power of Combining Voice Frame Aggregation and Uplink-Downlink Bandwidth Control in Wireless LANs.	IEEE J. Sel. Areas Commun.	2007	DBLP DOI BibTeX RDF
44	Szabolcs Máté Kis, József Bíró, Sándor Székely	Estimation of Multiplexing Gain on Small Business VoIP Networks.	ISCC	2007	DBLP DOI BibTeX RDF
44	Jung-Ryun Lee	A Hybrid Energy Saving Mechanism for VoIP Traffic with Silence Suppression.	NET-COOP	2007	DBLP DOI BibTeX RDF
44	Chia-Hui Wang, Mei-Wen Li, Wanjiun Liao	A Distributed Key-Changing Mechanism for Secure Voice Over IP (VoIP) Service.	ICME	2007	DBLP DOI BibTeX RDF
44	Hun-Jeong Kang, Zhi-Li Zhang, Supranamaya Ranjan, Antonio Nucci	SIP-based VoIP traffic behavior profiling and its applications.	MineNet	2007	DBLP DOI BibTeX RDF	SIP, session initiation protocol, traffic profiling
44	Hemant Sengar, Duminda Wijesekera, Haining Wang, Sushil Jajodia	VoIP Intrusion Detection Through Interacting Protocol State Machines.	DSN	2006	DBLP DOI BibTeX RDF
44	Olivier Verscheure, Michail Vlachos, Aris Anagnostopoulos, Pascal Frossard, Eric Bouillet, Philip S. Yu	Finding "Who Is Talking to Whom" in VoIP Networks via Progressive Stream Clustering.	ICDM	2006	DBLP DOI BibTeX RDF
44	Nilanjan Banerjee, Samir Saklikar, Subir Saha	Anti-vamming trust enforcement in peer-to-peer VoIP networks.	IWCMC	2006	DBLP DOI BibTeX RDF	vamming, trust, peer-to-peer networks, identity, voice over IP
44	Wei-Zu Yang, Liang-Chang Yu, Po-Chou Chen, Tai-Liang Chen	The Design of Multimedia Web-based Phone and Billing System with Freeware over the VoIP Network.	SUTC (1)	2006	DBLP DOI BibTeX RDF
44	Miroslaw Narbutt, Mark Davis	Gauging VoIP Call Quality from 802.11 WLAN Resource Usage.	WOWMOM	2006	DBLP DOI BibTeX RDF
44	Qingguo Shen	Performance of VoIP over GPRS.	AINA	2003	DBLP DOI BibTeX RDF
42	Shiao-Li Tsao, E-Cheng Cheng	PIANO: A power saving strategy for cellular/VoWLAN dual-mode mobiles.	Wirel. Networks	2008	DBLP DOI BibTeX RDF	Keyword Cellular-WLAN interworking, Dual-mode mobile, VoIP over WLAN, Power saving technology, Voice over IP (VoIP)
42	Terence Chen, Roksana Boreli, Thava Iyer	A cross layer scheme for maximising the combination of wireless VoIP capacity and quality.	IWCMC	2009	DBLP DOI BibTeX RDF	VoIP, WiMax, cross-layer
42	Konstantinos Birkos, Christos A. Papageorgiou, Tasos Dagiuklas, Stavros Kotsopoulos	User and network level evaluation of VoIP over emergency ad-hoc networks.	MobiMedia	2009	DBLP DOI BibTeX RDF	VoIP evaluation, human mobility model, ad-hoc networks, emergency communications
42	Chen-Chi Wu, Kuan-Ta Chen, Chun-Ying Huang, Chin-Laung Lei	An empirical evaluation of VoIP playout buffer dimensioning in Skype, Google talk, and MSN Messenger.	NOSSDAV	2009	DBLP DOI BibTeX RDF	mos, VoIP, user satisfaction, quality of experience, e-model, pesq
42	Jiuchun Ren, Dilin Mao, Zhiwei Wang	A neural network based model for VoIP speech quality prediction.	ICIS	2009	DBLP DOI BibTeX RDF	speech quality assessment, neural network, VoIP, e-model, PESQ
42	Shamik Sengupta, Mainak Chatterjee, Samrat Ganguly	Improving Quality of VoIP Streams over WiMax.	IEEE Trans. Computers	2008	DBLP DOI BibTeX RDF	R-score, aggregation, VoIP, WiMax, FEC, fragmentation, ARQ
42	Leandro C. G. Lustosa, André A. D. P. Souza, Paulo Henrique de A. Rodrigues, Douglas G. Quinellato	ACME: An Automated Tool for Generating and Evaluating the Quality of VoIP Calls.	MMNS	2008	DBLP DOI BibTeX RDF	VoIP call generation, capacity determination, monitoring tool
42	Vinod Namboodiri, Lixin Gao 0001	Towards energy efficient VoIP over wireless LANs.	MobiHoc	2008	DBLP DOI BibTeX RDF	energy efficiency, wireless LANs, VoIP
42	Adil Raja, R. Muhammad Atif Azad, Colin Flanagan, Conor Ryan	VoIP speech quality estimation in a mixed context with genetic programming.	GECCO	2008	DBLP DOI BibTeX RDF	Ie, WB, eff, PESQ-WB, genetic programming, VoIP, symbolic regression, E-Model, speech quality
42	Sangwoo Jin, Gyehyeon Gyeong, Young Ik Eom	Design and implementation of VoIP device management scheme in SOHO environments.	ICUIMC	2008	DBLP DOI BibTeX RDF	auto-provision, VoIP
42	Yuvraj Agarwal, Ranveer Chandra, Alec Wolman, Paramvir Bahl, Kevin Chin, Rajesh K. Gupta 0001	Wireless wakeups revisited: energy management for voip over wi-fi smartphones.	MobiSys	2007	DBLP DOI BibTeX RDF	power management, VoIP, cellular networks, Wi-Fi, smartphones
42	Boris Bellalta, Carlos Macián, Anna Sfairopoulou, Cristina Cano	Evaluation of Joint Admission Control and VoIP Codec Selection Policies in Generic Multirate Wireless Networks.	NEW2AN	2007	DBLP DOI BibTeX RDF	VoIP codecs, Multiple channel transmission rates, WLANs, Mobile Networks
42	Sean Lawrence, Ashim Biswas, Anees A. Sahib	A comparative analysis of VoIP support for HT transmission mechanisms in WLAN.	ICDCS Workshops	2007	DBLP DOI BibTeX RDF	IEEE802.11n, MR-MRA, PSMP, SCCA, MRA-SCCA, PSMP-SCCA, QoS, VoIP, MIMO
42	John Fitzpatrick, Seán Murphy, John Murphy 0001	RTS/CTS Based Endpoint Admission Control for VoIP Over 802.11e.	MMNS	2006	DBLP DOI BibTeX RDF	RTS/CTS, VoIP, Call Admission Control, 802.11e
42	Nicola Scalabrino, Francesco De Pellegrini, Imrich Chlamtac, Andrea Ghittino, Sandro Pera	Performance evaluation of a WiMAX testbed under VoIP traffic.	WINTECH	2006	DBLP DOI BibTeX RDF	Quality-of-Service, VoIP, WiMAX, IEEE 802.16
42	Teck-Kuen Chua, David C. Pheanis	Bandwidth-Conserving Real-Time VoIP Teleconference System.	ITNG	2006	DBLP DOI BibTeX RDF	teleconference system, audio mixing, bandwidth conservation, business telephone system, VoIP, IP Multicast
42	Eunjung Lee, Jinsuk Baek, Shou-Hsuan Stephen Huang	A Dynamic Mobility Management Scheme for VoIP Services.	ITNG	2006	DBLP DOI BibTeX RDF	Mobility, SIP, VoIP, Mobile IP, H.323
42	André Muezerie, Ioanis Nikolaidis, Pawel Gburzynski	Attaining VoIP-Grade QoS via Deflection: A Buffer Space Tradeoff Study.	NETWORKING	2005	DBLP DOI BibTeX RDF	multiple path routing, deflection, QoS, routing, VoIP
42	Wenyu Jiang, Henning Schulzrinne	Comparison and optimization of packet loss repair methods on VoIP perceived quality under bursty loss.	NOSSDAV	2002	DBLP DOI BibTeX RDF	bursty loss, low bit-rate redundancy, perceived quality, VoIP, forward error correction, MOS, mean opinion score
40	Iana Siomina, Stefan Wänstedt	The impact of QoS support on the end user satisfaction in LTE networks with mixed traffic.	PIMRC	2008	DBLP DOI BibTeX RDF
40	Jani Puttonen, Niko Kolehmainen, Tero Henttonen, Martti Moisio	Persistent packet scheduling performance for Voice-over-IP in evolved UTRAN downlink.	PIMRC	2008	DBLP DOI BibTeX RDF
40	Hui Tian 0002, Ke Zhou 0001, Yongfeng Huang 0001, Dan Feng 0001, Jin Liu 0017	A Covert Communication Model Based on Least Significant Bits Steganography in Voice over IP.	ICYCS	2008	DBLP DOI BibTeX RDF
40	Gauravkumar Raval, Amitava Pal	VoIProtect: A Layered Security Architecture.	ISM	2008	DBLP DOI BibTeX RDF
40	Prakash Kolan, Ram Dantu	Socio-technical defense against voice spamming.	ACM Trans. Auton. Adapt. Syst.	2007	DBLP DOI BibTeX RDF	SIP (Session Initiation Protocol), SPIT (Spam over IP Telephony), Trust, reputation, behavior, tolerance
40	Prateek Gupta, Vitaly Shmatikov	Security Analysis of Voice-over-IP Protocols.	CSF	2007	DBLP DOI BibTeX RDF
40	Marcel C. Castro, Peter Dely, Jonas Karlsson 0001, Andreas Kassler	Capacity Increase for Voice over IP Traffic through Packet Aggregation in Wireless Multihop Mesh Networks.	FGCN (2)	2007	DBLP DOI BibTeX RDF
40	Shengquan Wang, Zhibin Mai, Dong Xuan, Wei Zhao 0001	Design and Implementation of QoS-Provisioning System for Voice over IP.	IEEE Trans. Parallel Distributed Syst.	2006	DBLP DOI BibTeX RDF	real-time, delay, admission control, Voice over IP
40	Hemant Sengar, Haining Wang, Duminda Wijesekera, Sushil Jajodia	Fast Detection of Denial-of-Service Attacks on IP Telephony.	IWQoS	2006	DBLP DOI BibTeX RDF
40	Thorsten Neumann, Heiko Tillwick, Martin S. Olivier	Information Leakage in Ubiquitous Voice-over-IP Communications.	TrustBus	2006	DBLP DOI BibTeX RDF
40	Markus Hillenbrand, Ge Zhang 0005	A Web Services Based Framework for Voice over IP.	EUROMICRO	2004	DBLP DOI BibTeX RDF
40	Ge Zhang 0005, Markus Hillenbrand	Implementing SIP and H.323 Signalling as Web Services.	EUROMICRO	2004	DBLP DOI BibTeX RDF
40	Abhishek Roy 0001, Kalyan Basu, Sajal K. Das 0001	Performance Modeling of Wireless Voice over IP.	IWDC	2002	DBLP DOI BibTeX RDF
40	Chungyih-Yih Wang, Ching-Chi Hsu, Yennun Huang	VORAL: A System for Voice Over IP Routing in Application Layer.	IEEE Real Time Technology and Applications Symposium	2001	DBLP DOI BibTeX RDF
39	Sarabjeet Singh, Harjit Pal Singh, Jasvir Singh	Spectral Analysis of Speech Quality in VoIP for G.729A and AMR-WB Speech Coders.	CICSyN	2010	DBLP DOI BibTeX RDF	Narrowband VoIP, Wideband VoIP, Digital Signal Processing, Spectral Analysis
39	Shreeshankar Chatterjee	Modeling, Debugging, and Tuning QoE Issues in Live Stream-Based Applications - A Case Study with VoIP.	ITNG	2010	DBLP DOI BibTeX RDF	VOIP Metric, QoS, Modeling, VOIP, QoE, Media Streaming
38	Mosleh M. Abu-Alhaj, Manjur S. Kolhar, Lingeswari V. Chandra, Omar Amer Abouabdalla, Ahmed M. Manasrah	Delta-Multiplexing: A Novel Technique to Improve VoIP Bandwidth Utilization between VoIP Gateways.	CIT	2010	DBLP DOI BibTeX RDF	bandwidth utilization and VoIP, compression, multiplexing
37	George Kuriakose, Sri Harsha, Anurag Kumar 0001, Vinod Sharma	Analytical models for capacity estimation of IEEE 802.11 WLANs using DCF for internet applications.	Wirel. Networks	2009	DBLP DOI BibTeX RDF	TCP throughput on WLAN, VoIP on WLAN, Capacity of WLAN, Performance modeling of DCF
37	Yannis Soupionis, Stelios Dritsas, Dimitris Gritzalis	An Adaptive Policy-Based Approach to SPIT Management.	ESORICS	2008	DBLP DOI BibTeX RDF	SPIT, Policy, VoIP, Rules, Actions, Attack Graphs, Attack Trees
37	Andres Arjona, Sami Takala	The Google Muni Wifi Network--Can it Compete with Cellular Voice?	AICT	2007	DBLP DOI BibTeX RDF	Muni WiFi, VoIP performance, evaluation, mesh, Google, Skype
37	Kuan-Ta Chen, Chun-Ying Huang, Polly Huang, Chin-Laung Lei	Quantifying Skype user satisfaction.	SIGCOMM	2006	DBLP DOI BibTeX RDF	quality of service, VoIP, human perception, internet measurement, survival analysis, wavelet denoising
37	Thomas J. Walsh 0001, D. Richard Kuhn	Challenges in Securing Voice over IP.	IEEE Secur. Priv.	2005	DBLP DOI BibTeX RDF	SIP, VoIP, voice over IP, H.323
37	Athina Markopoulou, Fouad A. Tobagi, Mansour J. Karam	Assessing the quality of voice communications over internet backbones.	IEEE/ACM Trans. Netw.	2003	DBLP DOI BibTeX RDF	voice quality assessment, internet, measurements, computer networks, voice communications, voice over IP (VoIP)
36	Michail Vlachos, Aris Anagnostopoulos, Olivier Verscheure, Philip S. Yu	Online pairing of VoIP conversations.	VLDB J.	2009	DBLP DOI BibTeX RDF	Stream clustering, Binary time-series clustering, Conversation pairing, Voice-over-IP
36	Spyros Apostolacos, George Lykakis, Apostolos Meliones, Vassilis Vlagoulis, Emmanuel Touloupis, George E. Konstantoulakis	Design, Implementation and Validation of an Open Source IP-PBX/VoIP Gateway SoC.	VLSI Design	2009	DBLP DOI BibTeX RDF
36	Tiago H. Falk, Wai-Yip Chan	Hybrid Signal-and-Link-Parametric Speech Quality Measurement for VoIP Communications.	IEEE Trans. Speech Audio Process.	2008	DBLP DOI BibTeX RDF
36	Abdelbasset Trad, Hossam Afifi	Voice-TFCC: A TCP-friendly congestion control scheme for VoIP flows.	PIMRC	2008	DBLP DOI BibTeX RDF
36	Mongnam Han, Youngseok Lee, Sue B. Moon, Keon Jang, Dooyoung Lee	Evaluation of VoIP Quality over WiBro.	PAM	2008	DBLP DOI BibTeX RDF
36	Dongwon Seo, Heejo Lee, Ejovi Nuwere	Detecting More SIP Attacks on VoIP Services by Combining Rule Matching and State Transition Models.	SEC	2008	DBLP DOI BibTeX RDF
36	Maria Kalama, Güray Açar, Barry G. Evans, Stéphane Mourgues	VoIP over DVB-RCS Satellite Systems: A Novel Capacity Request Mechanism for Improved Voice Activity Detection.	VTC Spring	2008	DBLP DOI BibTeX RDF
36	Hung-Yun Hsieh, Hsiao-Pu Lin, You-En Lin	Enhancing campus VoIP service for ubiquitous communication on dual-mode mobile handsets.	ISCC	2008	DBLP DOI BibTeX RDF
36	John Fitzpatrick, Seán Murphy, Mohammed Atiquzzaman, John Murphy 0001	ECHO: A Quality of Service Based Endpoint Centric Handover Scheme for VoIP.	WCNC	2008	DBLP DOI BibTeX RDF
36	Mohammad Asadul Hoque, Farhana Afroz	Call admission control: QoS issue for VoIP.	COMSWARE	2008	DBLP DOI BibTeX RDF
36	Ravi Nory, Ravi Kuchibhotla, Robert Love, Yakun Sun, Weimin Xiao	Uplink VoIP Support for 3GPP EUTRA.	VTC Spring	2007	DBLP DOI BibTeX RDF
36	Atsushi Kobayashi, Katsuyasu Toyama	Method of Measuring VoIP Traffic Fluctuation with Selective sFlow.	SAINT Workshops	2007	DBLP DOI BibTeX RDF
36	Lijing Ding, Ayman Radwan, Mohamed Samy El-Hennawey, Rafik A. Goubran	Performance Study of Objective Voice Quality Measures in VoIP.	ISCC	2007	DBLP DOI BibTeX RDF
36	Kwangmo Yang, Keecheon Kim	A Frame-Based Selective Encryption Method for Real Time Video Transmission on VoIP.	ISPA Workshops	2007	DBLP DOI BibTeX RDF
36	Yair Amir, Claudiu Danilov 0001, Stuart Goose, David Hedqvist, Andreas Terzis	An Overlay Architecture for High-Quality VoIP Streams.	IEEE Trans. Multim.	2006	DBLP DOI BibTeX RDF
36	Akira Takahashi 0001, Atsuko Kurashima, Hideaki Yoshino	Objective Assessment Methodology for Estimating Conversational Quality in VoIP.	IEEE Trans. Speech Audio Process.	2006	DBLP DOI BibTeX RDF
36	Seung-Eun Hong, Oh-Hyeong Kwon	Considerations for VoIP Services in IEEE 802.16 Broadband Wireless Access Systems.	VTC Spring	2006	DBLP DOI BibTeX RDF
36	Fan Rui, Fredrik Persson, Mats Nordberg, Stefan Wänstedt, Miao Qingyu, Gu Xinyu	Coverage Study for VoIP over Enhanced Uplink.	VTC Spring	2006	DBLP DOI BibTeX RDF
36	Adrian E. Conway, Bhumip Khasnabish	End-to-End Network Reliability Modeling of Enterprise VoIP Services.	NOMS	2006	DBLP DOI BibTeX RDF
36	Wojciech Mazurczyk, Zbigniew Kotulski	New VoIP Traffic Security Scheme with Digital Watermarking.	SAFECOMP	2006	DBLP DOI BibTeX RDF
36	Arlen Nascimento, Alexandre Passito, Edjair de Souza Mota, Edson Nascimento Silva Jr., Leandro S. G. de Carvalho	Can I Add a Secure VoIP Call?.	WOWMOM	2006	DBLP DOI BibTeX RDF
36	Sachin Garg, Chandra M. R. Kintala, David Stott	Reducing the Recovery Time of IP-Phones in an H.323 Based VoIP System.	ISAS	2006	DBLP DOI BibTeX RDF
36	M. Rahmaniheris, Mehdi Sedighi	A New Algorithm for Resource Manager to Enhance the Quality of Service in VoIP Systems.	ICN/ICONS/MCL	2006	DBLP DOI BibTeX RDF
36	Suzan Bayhan, Gürkan Gür, Fatih Alagöz	VoIP performance in multi-layered satellite IP networks with on-board processing capability.	ISCN	2006	DBLP DOI BibTeX RDF
36	Jens Fiedler, Tomas Kupka, Thomas Magedanz, Michael Kleis	Reliable VoIP Services Using a Peer-to-Peer Intranet.	ISM	2006	DBLP DOI BibTeX RDF
36	Dai Bin, Furong Wang, Liu Jian	A Self-Organizing P2P System for VoIP Application.	ITRE	2006	DBLP DOI BibTeX RDF