IP (Internet Protocol) multimedia subsystem and method thereof for recovering user subscription relationship
A multimedia subsystem and user technology, which is applied in the field of communication to achieve the effect of enhancing the use effect and improving the experience.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment Construction
[0031] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings. It should be noted that the following preferred embodiments are provided to provide a comprehensive and thorough understanding of the present invention, but not to limit the present invention.
[0032] The main ideas for restoring the subscription session in the technical solution of the present invention are:
[0033] When the server (for example, the presence server PS) learns that the subscription notification message sent to the client fails to be sent, after deleting the session, an instant message (Message message) is sent to the client (also called an observer, that is, a user terminal), through which The instant message informs the client that the subscription session fails, and the client is expected to restore the session and re-establish the subscription ...
PUM
Login to View More Abstract
Description
Claims
Application Information
Login to View More 