Patent ID: 7293094

Claim:
A method for providing end-to-end QoS for applications running in multiple transport protocol environments which comprises: formulating a query message at a client machine, said query message containing a source IP address and a QoS profile requirement of a user application and data requesting information indicating the availability of PVC connections and SVC connections at the server; sending the query message to a server machine; decoding the query message at the server machine; in response to the decoded query message, determining availability of PVC connections and SVC connections at the server; formulating a response message at the server machine, said response message containing server information and the availability of the PVC connections and the SVC connections the response message including a virtual path identification (VPI) or a virtual channel identifier (VCI) if a PVC connection is available at the server; sending the response message to the client machine; decoding the response message at the client machine; and connecting the client machine to the server machine using either only the PVC connection or only the SVC connection based upon the response message.