Patent ID: 8634412

Claim:
A method of processing a first request message, comprising: receiving, by a processor of a call control element, the first request message for a multi-media service; processing, by the processor, the first request message for generating a second request message for the multi-media service and including a content-type header portion having a media type field and a media subtype field, wherein the media type field describes a type of data, and wherein the media subtype field describes a format of the data: sending, by the processor, the second request message to a service broker element; receiving, by the processor, a redirect message from the service broker element; generating, by the processor, a third request message; and sending, by the processor, the third request message to an application server, wherein the redirect message comprises information pertaining to the application server, wherein the information pertaining to the application server comprises a primary application server and a secondary application server.