Method for realizing video color ring broadcast

The present invention discloses a method for video playback CRBT, the called party to the called MSC upon receiving ringing signaling, sending an address complete message signaling the video CRBT platform, the CRBT platform sends the video preset signaling to the calling side MSC, the originating MSC signaling preset identification, signaling and sends a connection message to the calling party mobile terminal; or the called party to the called MSC upon receiving ringing signaling to the video ring back tone platform the originating MSC sends an address complete message signaling; MSC determines whether the calling party the called party mobile terminal has signed video CRBT service, the signaling is preset to the calling party mobile terminal; receiving a connection signaling message or preset signaling the mobile terminal and the ring back tone platform video terminal capability negotiation, establishing a video link CRBT CRBT and plays the video. By the method of the present disclosure, the real ring tones video playback, and does not affect the validity of the charge.