AUTO PROMOTION AND DEMOTION OF CONFERENCE CALLS

摘要

Methods and systems are disclosed for managing conference calls. The method includes establishing a first conference call between a host terminal device and one or more participant terminal devices; receiving a request for adding a non-participant terminal device into the first conference call; selecting a participant terminal device from the one or more participant terminal devices to host a second conference call; establishing the second conference call hosted by the selected participant terminal device, wherein the second conference call includes the non-participant terminal device; and chaining the first conference call and the second conference call through the selected participant terminal device.