| 摘要 |
A method, system, and device for realizing an Internet Protocol television (IPTV) service are provided. The method includes the following steps. A message sent by a user terminal in a protocol format based on an IP multimedia subsystem (IMS) is received. The message in the protocol format based on the IMS is converted to a message in a protocol format based on an IPTV system. The message in the converted protocol format based on the IPTV system is transmitted to a corresponding entity in the IPTV system according to the content of the message. A conversion device is added between the conventional IPTV system and the IMS, so as to solve the problem in the prior art that a thorough and overall modification must be performed on the existing network system, thereby realizing interworking between the conventional IPTV system and the IMS, and achieving smooth upgrading of the IPTV system in the IMS network.
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