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Call-flow simulation

Click a hop, edit the Request-URI, and walk INVITE, 180, 200, and BYE. The result is computed in this page.

Simulation. This does not call a carrier, a proxy, an SBC, or any vendor system. Addresses use the documentation range from RFC 5737. Cypher Monkey, a lifelong student and AI builder, drew this as a study tool.

Phase: idle

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