Patent ID: 7844817

Claim:
A method, comprising: receiving at a resource manager of a network a service quality request from an end device; approving at the resource manager the service quality request received from the end device; transmitting (a) data corresponding to authorization information associated with the approval of the service quality request and (b) signature key information from the resource manager to the end device; transmitting the authorization information from the resource manager to a network access device of the network; the end device combining the received signature key information with the received data corresponding to the authorization information in order to determine the authorization information; the end device including the determined authorization information in a communication data flow transmitted from the end device to the network access device; the network access device determining based on the authorization information included in the communication data flow received from the end device whether the communication data flow is authorized to be transmitted through the network with a quality of service; and if the communication data flow is determined to be authorized, then transmitting the communication data flow from the network access device into the network with the quality of service.