| 摘要 |
A seamless push system has a first push gateway within an intranet and which, in response to a transmission request for a push message, transmits the push message to a terminal in a connected state via the intranet, and a second push gateway within the Internet and which is capable of maintaining a connected state with the terminal via the Internet. When the terminal can be connected to the Internet, the second push gateway establishes a connected state from the terminal via the Internet and maintains the connected state, the first push gateway transfers the push message to the second push gateway in response to the transmission request for the push message, and the second push gateway transmits the push message via the Internet to the terminal in the connected state in response to the transfer of the push message. |
