| 摘要 |
The method involves requesting an establishment of a call, and allocating a multipoint address to call. The multipoint address is communicated to access point i.e. terminals. The multipoint address is registered to the terminals. The set of media data e.g. audio data, video data, message and informatic character data, is sent to the multipoint address by the terminals. Independent claims are also included for the following: (1) a call server (2) a communication system. |
