The OHTV receiver request WAS for contents with assigned URL(Uniform Resource Locator) of application UI page using HTTP 1.1 request message. At this time, parameters like contents ID are transmitted attached to URL using HTTP GET method. Furthermore, the receiver can request a part of contents in the case of skip or succeed download. In this case, the range parameter of HTTP 1.1 request message header or byte offset, size parameter ofHTTP GET/POST method can be used.