Patent ID: 8213932

Claim:
A serving call session control function (S-CSCF) entity assigned at a home network to service a home subscriber User Equipment (UE) that registers into a network multimedia infrastructure operating in accordance with a Third Generation Partnership Project (3GPP) Internet Protocol (IP) Multimedia subsystem (IMS), the serving call session control function entity comprising: means for downloading into the S-CSCF, a user profile for the subscriber from a home subscriber server (HSS) that is in charge of subscriber data for subscribers of a home network, the user profile including a number of filtering criteria; means for receiving at the S-CSCF from the HSS, information about the access location of the UE along with the user profile, the information about the access location of the UE including a selected country code (CC), which is a country code set by the home subscriber server (HSS) and different than a country code of an access entity through which the user has access, usable for performing dialed number internationalization; and means for applying the filtering criteria by the S-CSCF based on the information received about the access location of the UE, including the selected country code.