Patent ID: 8311034
Filing Date: 2012-11-13
Classification: H04L,H04W

Abstract:
1. A method for making a terminating network domain selection, comprising: receiving an Internet Protocol Multimedia Subsystem (IMS) service request destined to a served user; judging whether the IMS service request is appropriate to be delivered to a Circuit Switched (CS) network according to a service category of the IMS service request; wherein the service category of the IMS service request is determined according to a method name of the IMS service request and a Session Description Protocol (SDP) description carried in the IMS service request; and the judging whether the IMS service request is appropriate to be delivered to the CS network according to the service category is implemented according to the method name of the IMS service request and the SDP description carried in the IMS service request; if the IMS service request is appropriate to be delivered to the CS network, making a terminating network domain selection and performing subsequent delivering processes according to determination of the terminating network domain selection.