| 摘要 |
<p>A serving call session control function S-CSCF failure recovery processing method, comprises: after a failure of the S-CSCF which is assigned to a subscriber occurs, the network receives a subscriber related call request, and firstly determines a S-CSCF which is used for performing the failure recovery, namely failure recovery S-CSCF; the failure recovery S-CSCF performs a failure recovery flow, and sends a service assignment request to a home subscriber server HSS; after the HSS receives the service assignment request, it indicates the subscriber's current register status to said failure recovery S-CSCF according to a service assignment response at the time of no subscriber's S-CSCF info information packets existing locally; the failure recovery S-CSCF carries out analysis after receiving the service assignment request, obtains the subscriber's current register status, and triggers the corresponding services according to said register status in the subsequent call processing. The method avoids the service processing chaos resulted from a subscriber's register status misjudgment.</p> |
