Patent ID: 8677425

Claim:
A method for implementing interaction between a Set-Top Box and a home gateway, comprising: the Set-Top Box transmitting a subscription message to the home gateway by means of a Universal Plug and Play (UPnP) protocol message; the home gateway receiving and parsing the subscription message, combining into a subscription response event according to parsed subscription information, and then transmitting the subscription response event to the Set-Top Box by means of a UPnP protocol message; and the Set-Top Box, after receiving a subscription response event message, triggering a corresponding operation according to the subscription response event message; wherein, the subscription information comprises subscription of diagnostic information of video streams; the step of combining into a subscription response event according to parsed subscription information comprises: if the parsed subscription information is the subscription of the diagnostic information of the video streams, acquiring video stream traffic information, and combining the video stream traffic information into the subscription response event; the step of triggering a corresponding operation according to the subscription response event message comprises: extracting the video stream traffic information from the subscription response event message, and performing fault diagnosis according to the video stream traffic information.