发明名称 Integrated lawful intercept for internet protocol multimedia subsystem (IMS) over evolved packet core (EPC)
摘要 A system includes a device that receives a lawful intercept request from a law enforcement agency, and determines whether a packet data lawful intercept or a session initiation protocol (SIP)-based applications (SBA) lawful intercept is requested by the lawful intercept request. The device also provisions, when a packet data lawful intercept is requested by the lawful intercept request, a policy control and charging rules function (PCRF) and a packet data network (PDN) gateway (PGW) for the packet data lawful intercept. The device further provisions, when a SBA lawful intercept is requested, a proxy call session control function. (P-CSCF), a serving-CSCF (S-CSCF), and a session border controller (SBC) for the SBA lawful intercept.
申请公布号 US8588109(B2) 申请公布日期 2013.11.19
申请号 US20090636436 申请日期 2009.12.11
申请人 LI MINGXING;RITTER PHILLIP ANDREW;CHANG PATRICIA RUEY-JANE;SHAIKH IMTIYAZ;LAU PRISCILLA;VERIZON PATENT AND LICENSING INC. 发明人 LI MINGXING;RITTER PHILLIP ANDREW;CHANG PATRICIA RUEY-JANE;SHAIKH IMTIYAZ;LAU PRISCILLA
分类号 H04L12/16 主分类号 H04L12/16
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