Method and apparatus for determining troubleshooting information for completed calls in a telecommunications network

摘要: A method is disclosed for creating and storing troubleshooting information diagnosing one or more problems experienced in completed voice calls that are carried by a packet-switched data network. After completion of voice-over IP call, example, first representing Layer 3 path packet flow call has passed through the network created stored. Second 2 also From phone detail record database, selected records retrieved, which associated with from database large plurality calls. Thus, likely troubled determined, key points located. The information, second provided to user use evaluating call. Based on this can troubleshoot identify responsive action. In embodiment, segments over identified media termination each segment. tracing performed segment flow.