| 摘要 |
A method for upgrading a distributed Set Top Box (STB) from a central node upgrade management device is disclosed by the present invention. The method includes the following steps: receiving an STB upgrade request sent by a user terminal; selecting a device upgrade address of an edge node; and sending the device upgrade address of the edge node to the user terminal. The present invention further discloses a system for upgrading distributed STB, a central node upgrade management device, an edge node in a system for upgrading a distributed STB, a user terminal, a computer program product and a computer readable medium. The upgrade of the distributed STB in the IPTV architecture is implemented in accordance with the present invention, which reduces the pressure of the upgrade of the STB on the backbone/convergence network, and greatly improves the response speed and reliability of the upgrade of the STB. |
