Patent ID: 8725881
Filing Date: 2014-05-13
Classification: H04L

Abstract:
1. A method for an Application Function (AF) device in a wireless cellular network, the method comprising: sending an authorization request for an application service to a Policy and Charging Rule Function (PCRF) server; determining with a processing unit in the AF device that the application service requires confirmation that a transmission path for corresponding application service media is available to progress set up of an application service session; sending a first message generated by the processing unit through a network interfacing unit to the PCRF server to indicate that the application service requires confirmation that the transmission path for the corresponding application service media is available, and whether waiting for such confirmation is required; when waiting for the confirmation is required, waiting until receiving a confirmation message at the network interfacing unit that the transmission path is available for the corresponding application service media, and progressing at the processing unit with the set up for the application service session upon receiving from the PCRF server the authorization for the application service; and when waiting for the confirmation is not required, progressing at the processing unit with the set up for the application service session upon receiving from the PCRF server the authorization for the application service.