METHOD FOR ESTABLISHING A POINT TO POINT CALL A CALL SERVER AND COMMUNICATION SYSTEM FOR ESTABLISHING A POINT TO POINT CALL

摘要

The invention relates to a method for establishing a call between a first access point and a second access point, by means of a network for multipoint broadcasting. The method comprises a step for attribution (20) of a multipoint address to the call, a step for communication (30) of the multipoint address to the points of access and a step for inscription (40) of the access points at the multipoint address. The access points subsequently send all the media data for the call to the multipoint address. The invention further relates to a call server and a mobile radiocommunication system which permits third parties to join conversations initiated between two parties. In particular the invention relates professional mobile radiocommunication systems.