APPARATUS AND METHOD FOR VOLTE SESSION MANAGEMENT IN 4G MOBILE NETWORK

摘要

Provided are an apparatus and a method for managing a VoLTE session in 4G mobile networks. According to the present invention, the apparatus for managing the VoLTE session comprises: a packet management unit for receiving a GTP packet in order to classify the same into a GTP-U packet and a GTP-C packet, and extracting packet information from the GTP-U packet; a packet analysis unit for receiving the packet information in order to analyze a message type included in the packet information; and a database unit for storing an information table of first and second users, wherein the packet analysis unit creates or deletes the information table of the first user, or creates, updates, or deletes the information table of the second user according to the message type.