Method and system for playing video services

The invention relates to a method and a system for playing video services. The method comprises the following steps that: 1, a packet domain terminal starts a video service through a portal platform, the portal platform interacts with a streaming media edge platform to obtain an RTSP address, the portal platform feeds the RTSP address to the packet domain terminal, and the packet domain terminal acquires multimedia content from the streaming media edge platform; and 2, a circuit domain terminal accesses an IVVR platform in a mode of video call, the IVVR platform sends a request to the streaming media edge platform according to the information sent by the circuit domain terminal, the streaming media edge platform feeds the RTSP address back according to the request, and the IVVR platform acquires the multimedia contents from the streaming media edge platform according to the RTSP address and forwarding the multimedia contents to the circuit domain terminal. The method and the system can combine the IVVR platfo