APPARATUS AND METHOD FOR DETECTING ABNORMAL SIP SUBSCRIBE MESSAGE IN 4G MOBILE NETWORKS

• Main Authors: CHO, JUN HYUNG, WOO, SU JEONG, IM, CHAE TAE, OH, JOO HYUNG, KIM, SE KWON, KOO, BON MIN, PARK, SEONG MIN
• Format: Patent
• Language: English; French
• Published: 11.06.2015
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; WIRELESS COMMUNICATIONS NETWORKS

An apparatus and method for detecting an abnormal Session Initiation Protocol (SIP) SUBSCRIBE message in a 4th Generation (4G) mobile network are provided. The apparatus includes: a packet information extraction unit configured to extract a first Tunnel Endpoint Identifier (TEID) from the header of...