Patent ID: 8385328
Filing Date: 2013-02-26
Classification: H04L,H04M

Abstract:
1. An apparatus for providing a mirroring service in a Voice over Internet Protocol (VoIP) system including an Internet Protocol-Private Branch Exchange (IP-PBX), which transmits/receives Real Time Protocol (RTP) packets, the apparatus comprising: an RTP packet transmission startup detector configured to: an RTP packet transmission termination detector configured to detect whether or not the call session with a specific IP terminal has terminated based on whether or not an RTP Control Protocol (RTCP) packet received through the mirroring port of the IP-PBX has been transmitted for a predetermined time; and a mirroring processor configured to store the RTP packet provided through the mirroring port in a packet memory in response to the RTP packet transmission startup detector detecting the call session and to stop storing the RTP packet in the packet memory in response to the RTP packet transmission termination detector detecting that the call session is terminated.