| 摘要 |
FIELD: radio engineering, communication.SUBSTANCE: communication session comprises a multimedia path and a signalling path. An application server is arranged to a) receive a transfer request, b) send a set-up request to a second client, for setting up a second connection, c1) transfer the signalling path, c2) transfer the multimedia path, d) send an update message to a remote party, the update message comprising an indication that the transfer has been executed, and e) send a termination message to a first client to terminate the first connection.EFFECT: enabling smooth transfer of communication between two different communication devices, such as a SIP telephone and a mobile telephone.14 cl, 6 dwg |
