Patent ID: 6970930

Claim:
A method for providing Internet Protocol (IP) communications over at least one network with Quality of Service (QoS), comprising the steps of: initiating a communication session between at least one first end client device and at least one second end client device; and in response to initiating the communication session, performing the steps of: providing information to at least one server of the communication session according to a plurality of communication protocols including a first protocol for communication session establishment, a second protocol for deploying policy, and a third protocol for authorization of the communication session according to a QoS level, said information including policy information conveyed by the second protocol, and at least one of resource usage, authorization, authentication, and accounting information conveyed by the third protocol; providing the information by the one server to at least one router of the communication session for enabling a Quality of Service policy in session packets arriving at the router according to the second protocol; and establishing a communication session between said at least one first end client device and said at least one second end client device according to the first protocol.