Abstract: A client device plays streaming media, and obtains a media playback position of the media at a first time. The client device sends a first message from the client device to a server, wherein the first message includes the media playback position and where the media playback position includes a time reference associated with playback of the media at the first time. The client device receives a first reply message from the server, wherein the first reply message indicates a time period. The client device sends a second message from the first client to the server, based on expiration of the time period, wherein the second message includes a media playback position of the media at a second time during the playing of the streaming media that is different than the first time.