| 摘要 |
<p>A method and system for implementing the service subscription, in the network of service provided by SIP protocol, a header in SIP session message of the non-subscription message initiated by the user terminal carries the event package information indicating that the service associated with current said SIP session is subscribed; the corresponding service control node receives said event package, and performs the service process, if it grants the subscription invite of the user terminal for said service, then when the notify condition is satisfied, sending the notify message including the information associated with the service application. The present invention obviates the problem of the related art wherein it indicates the invite service information by SIP INVITE message carrying a privacy header when the call is initiated, resulting in SIP protocol not being controlled, the disunity of the realization flow as well as wasting the resources, enabling the subscribe flow still to use the existing mechanism of SIP protocol, and enabling the service application result transparence for user, increasing the service experience of the user.</p> |
