Method, device and system for realizing computer-supported telecommunication application service

Telecommunications applications and services implemented method embodiments of the present invention discloses a computer-supported, apparatus and system, the method comprising: receiving ACD software delivered by the computer telephony integration server CTI venue operation request, the operation request carries a hall venue picture parameters; and, performing the operation in the multi-window multimedia conference site according to the multimedia conference site picture parameter. Using the method of the present embodiment of the invention, after the device or system, or may be created while creating multimedia venue, the venue multimedia broadcast video, background audio, text, image, or the definition video output, video recording and other multimedia functions.