Patent ID: 8660554

Claim:
A home media resource function controller (HMRFC), comprising: a processor; and a memory coupled to the processor, the memory including program instructions stored thereon that, upon execution by the processor, cause the HMRFC to: manage local media resources; select a visited media resource function controller (VMRFC) configured to provide media resources to a home subscriber that is roaming in a visited network, wherein the home subscriber, when roaming in the visited network, becomes a visiting subscriber; maintain information about resources that are provided to the visiting subscriber by the selected VMRFC, wherein the information is provided to the HMRFC by the selected VMRFC, and wherein the selected VMRFC is configured to provide the information to the HMRFC by sending a location of the information to the HMRFC or in response to a registration request by the visiting subscriber; and send to the selected VMRFC a request to provide media resources to the visiting subscriber, wherein the selected VMRFC is further configured to manage media resources within the visited network and to provide media resources to the visiting subscriber in response to the request from the HMRFC to provide media resources to the visiting subscriber.