Patent ID: 9537666
Date: 2017-01-03
CPC Classifications: H04L,H04W

Claim:
1. A method for realizing number association, comprising: acquiring, by a Proxy Call Session Control Function (P-CSCF), number information of a user; and parsing and storing, by the P-CSCF, the number information; monitoring, by the P-CSCF, all the associated numbers based on the number information; wherein acquiring, by the P-CSCF, the number information of the user comprises: acquiring, by the P-CSCF, alias group information of the user; wherein acquiring, by the P-CSCF, the alias group information of the user comprises: sending, by a Serving Call Session Control Function (S-CSCF), a registration success response message carrying alias group indication information; correspondingly, parsing and storing, by the P-CSCF, the number information comprises: after the P-CSCF receives the registration success response message, parsing, by the P-CSCF, the registration success response message and identifying the alias group indication information, and then storing the acquired alias group information locally; or wherein acquiring, by the P-CSCF, the alias group information of the user comprises: after the P-CSCF subscribes successfully, sending, by the S-CSCF, a NOTIFY message carrying alias group indication information; correspondingly, parsing and storing, by the P-CSCF, the number information comprises: after the P-CSCF receives the NOTIFY message, parsing, by the P-CSCF, the NOTIFY message and identifying the alias group indication information, and storing the acquired alias group information locally.