2011 | OriginalPaper | Buchkapitel
Abnormal Traffic Detection System of VoIP Based on SIP
verfasst von : Kyu-won Lee, Jae-Won Ji, Seung-Jae You, Geuk Lee
Erschienen in: Convergence and Hybrid Information Technology
Verlag: Springer Berlin Heidelberg
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VoIP services need, as other application services do, monitoring and abnormal traffic detection function. However, existing IP-based traffic analysis and detection technique is not appropriate for VoIP. This paper proposes traffic analysis technique that takes the characteristics of VoIP application layer into consideration, and a system which detects abnormal VoIP traffic.