| Subject | English | Japanese |
| telecom. | call tracing | 呼出トレース |
| comp., MS | malicious call tracing | 悪意のある通話のトレース (A feature whereby a user can select an option to report a received call as malicious. By tracing the call, an administrator can then identify the call, the calling number, and the gateway or SIP trunk over which the call was received) |