User attribution determination method and system, and call session control function equipment

• Main Authors: XIE WENXU, LI LIKA, XU SHENGHONG, WANG QIAN, SHI XINJIAN, YANG WEIZHONG, LIU ZHIDE, HE XIAOCHUAN, LI CHENG, MA JINLAN, LI RUIYUN, TAN HAIHUA, ZHAO XUEJUN, ZHANG HUICHANG, MA ZEXIONG, LU LI
• Format: Patent
• Language: Chinese; English
• Published: 31.12.2014
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION; WIRELESS COMMUNICATIONS NETWORKS

The invention discloses a user attribution determination method and a system, and a call session control function equipment, and relates to the IMS communication technology field. After linkage interruption between CSCF equipment and SLF equipment, the SLF equipment bypass function is proposed according to a problem of complete interruption of IMS businesses in the prior art, HSS equipment is queried one by one by the CSCF equipment through a serial addressing mode according to a pre-configured strategy, the HSS having user information is the user attribution HSS, user information for registration or calling is acquired from the user attribution HSS, and thereby IMS user business such as registration business or calling business can operate normally, interruption of the IMS user business does not occur, and network reliability and business service quality are improved.