The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 10, 2012

Filed:

Nov. 18, 2009
Applicants:

Youngseok Lee, Daejeon, KR;

Hyeongu Son, Daejeon, KR;

Inventors:

Youngseok Lee, Daejeon, KR;

Hyeongu Son, Daejeon, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/66 (2006.01); H04L 12/28 (2006.01); G06F 15/173 (2006.01); G06F 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to a method and system of detecting anomaly traffic for VoIP applications, in which a router captures an IP packet of a VoIP flow being transmitted, the captured IP packet is classified into an SIP message and a RTP traffic, header information is extracted from the classified SIP message and RTP traffic, the extracted header information is stored in a database, and whether SIP-based anomaly traffic or RTP-based anomaly traffic is generated is determined based on the extracted and stored information, and to a system therefor.


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Lee, Youngseok. (2012). Voip anomaly traffic detection method with flow-level data (U.S. Patent No. 8218534). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8218534

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