Below is a conceptual example using Express + WebRTC (via node-datachannel or ws for simplicity). It does not include full WebRTC signaling but illustrates the lifecycle.
To understand a ghost cast server, it helps to contrast it with traditional content delivery networks (CDNs) and classic origin-server models. ghost cast server
Though less common in large-scale deployments due to speed constraints, the server can facilitate a direct transfer from one specific client to another without saving an intermediate file to the disk. Below is a conceptual example using Express +
Ghostcast servers are commonly used in: