Ghost Call

A ghost call is a telephone call for which, when the recipient of the call answers, there is no one on the other end of the call. A ghost call is also a term used in managing IP PBX systems. Ghost calls on the lines that cannot be explained or are some residual output of one Real-time Transport Protocol or RTP stream interacting with the PBX.

Read more about Ghost Call:  Causes, Consequences, Stopping The Calls, Improvements, In Fiction

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