Abstract: The present invention enables mobile service providers to offer a variety of on-demand content and content-related enhanced services to mobile users utilizing existing mobile network infrastructure. In one embodiment, the present invention provides free preview of digital content for users of mobile devices before a call is connected, and gives the option to transition to the charged premium services within a predetermined time. An aspect of the present invention is to provide a real time mobile interactive mode coupled with on-demand services, such as, browsing and selecting a digital content, home mode of content playing, voting on the digital content, joining or creating a chat room to discuss the digital content, making call to others while watching the digital content, inviting others to join the digital content, etc.

Abstract: A Voice Extensible Markup Language (VXML) based voicemail system that has a distributed architecture is disclosed. The VXML voicemail system includes a media server and an application server. The media server is in communication with a telephone network. The media server receives a telephone call through the telephone network and invokes a voicemail service of the voicemail system by sending a request to an application server. The application server is adapted to generate a Voice Extensible Markup Language (VXML) page in response to receiving the request and provide the media server with the VXML page to the media server, wherein the media server renders at least a portion of the VXML page. Methods for implementing VXML based voicemail systems are also disclosed.