Disclosed is a method for processing VOD data in a mobile station including a multimedia processor and an MSM for controlling the mobile station. The method comprises the steps of negotiating PPP option information by performing PPP negotiation for making communication with a server when the mobile station accesses to a WAP through the MSM; transmitting the PPP option information negotiated through the MSM to the multimedia processor; setting a VOD data route using the transmitted PPP option information as PPP information of the multimedia processor; processing VOD data, which are received in the MSM according to the VOD data route, up to an RLP layer of the VOD data, and then transmitting the VOD data to the multimedia processor; and processing the VOD data, which are transmitted to the multimedia processor, from a PPP layer which is a lowest layer in the multimedia processor.