154views more  TELSYS 2010»
13 years 2 months ago
Blocking attacks on SIP VoIP proxies caused by external processing
As Voice over IP (VoIP) applications become increasingly popular, they are more and more facing security challenges that have not been present in the traditional Public Switched Te...
Ge Zhang, Simone Fischer-Hübner, Sven Ehlert
13 years 4 months ago
Risk management in VoIP infrastructures using support vector machines
Telephony over IP is exposed to multiple security threats. Conventional protection mechanisms do not fit into the highly dynamic, open and large-scale settings of VoIP infrastructu...
Mohamed Nassar, Oussema Dabbebi, Remi Badonnel, Ol...
136views Communications» more  ICC 2009»
13 years 5 months ago
Performance of VoIP with DCCP for Satellite Links
Abstract--We present experimental results for the performance of selected voice codecs using the Datagram Congestion Control Protocol (DCCP) with TCP-Friendly Rate Control (TFRC) c...
Golam Sarwar, Roksana Boreli, Emmanuel Lochin
228views Communications» more  NOMS 2010»
13 years 5 months ago
DA VINCI: A tool to improve VoIP call routing configurations
As IP telephony becomes a critical part of the enterprise network infrastructure, there is an increasing need for tools to help manage VoIP systems. In this paper, we introduce DA ...
Kunwadee Sripanidkulchai, Shu Tao, Zon-Yin Shae
13 years 5 months ago
Labeled VoIP Data-Set for Intrusion Detection Evaluation
Abstract. VoIP has become a major application of multimedia communications over IP. Many initiatives around the world focus on the detection of attacks against VoIP services and in...
Mohamed Nassar, Radu State, Olivier Festor
106views more  COMCOM 2007»
13 years 7 months ago
An ontology description for SIP security flaws
— Voice over IP (VoIP) services based on the Session Initiation Protocol (SIP) gain ground as compared to other protocols like MGCP or H.323. However, the open SIP architecture c...
Dimitris Geneiatakis, Costas Lambrinoudakis
130views more  TPDS 2008»
13 years 7 months ago
Detecting VoIP Floods Using the Hellinger Distance
Voice over IP (VoIP), also known as Internet telephony, is gaining market share rapidly and now competes favorably as one of the visible applications of the Internet. Nevertheless,...
Hemant Sengar, Haining Wang, Duminda Wijesekera, S...
123views more  JCM 2007»
13 years 7 months ago
Experimental Analysis of VoIP over Wireless Local Area Networks
—VoIP is a rapidly growing technology that enables the transport of voice over data networks such as the public Internet. VoIP became a viable alternative to the public switched ...
Abderrahmane Lakas, Mohammed Boulmalf
128views more  IJNSEC 2007»
13 years 7 months ago
A Comprehensive Secure VoIP Solution
VoIP represents the future of digital voice communications and many carriers are preparing for the VoIP revolution. However, a number of outstanding issues need to be settled. The...
Ashraf D. Elbayoumy, Simon J. Shepherd
112views more  JSAC 2006»
13 years 7 months ago
Performance Optimizations for Deploying VoIP Services in Mesh Networks
In the recent past, there has been a tremendous increase in the popularity of VoIP services as a result of huge growth in broadband access. The same voice-over-Internet protocol (V...
Samrat Ganguly, Vishnu Navda, Kyungtae Kim, Anand ...