A system and method for providing index data service of multimedia contents are disclosed, wherein the system comprises: a data server system for providing multimedia data services through a wire or wireless line; an index server system for receiving streams from the data server system, extracting index data of the streams, and providing the extracted index data to a subscriber equipment; and the subscriber equipment for recording and playing the multimedia data from the data server system in real time and providing a user interface that can perform nonlinear search and browsing using the index data provided from the index server system.