Patent ID: 8737968

Claim:
A method implemented by a media control entity for handling multimedia call setup in a telecommunication system, wherein the system includes a first terminal, a second terminal, and a media switching entity that is under control of the media control entity, wherein the first and second terminals are capable of performing multimedia calls comprising a plurality of media types, the method comprising: receiving a setup request for a multimedia call initialized by the first terminal, selecting from a database maintained by the media control entity information that indicates for which of the media types a call setup to the second terminal is allowed, initializing setup of a subsequent call to the second terminal that is of one or more media types indicated as allowed by the selected information, receiving a response to setup of the subsequent call, the response having been initialized by the second terminal, and instructing the media switching entity to switch the multimedia call to either the subsequent call, a video source under control of the second terminal, or a mailbox associated with the second terminal, depending on the received response and the one or more media types indicated as allowed by the selected information.