Patent ID: 7822043
Filing Date: 2010-10-26
Classification: H04L

Abstract:
1. A method of supporting a user application, said method comprising: maintaining a policy table containing data representing whether or not to store datagrams related to said user application; initiating set up of a switched virtual circuit (SVC) such that a destination address specified in an initial datagram can be reached via an edge router; receiving a plurality of datagrams which are to be forwarded on said SVC, said plurality of datagrams being received from said user application before set up of said SVC is complete; storing said plurality of datagrams in a buffer of the edge router as the SVC is being set up if said policy table indicates that datagrams related to said user application are to be stored, and wherein the policy table includes a first rule indicating a first level of buffering for a first type of application flow, and a second rule indicating a second level of buffering for a second type of application flow; and forwarding said plurality of datagrams on said SVC once set up of said SVC is complete, wherein said policy table further stores data representing a number of datagrams to be stored for said user application, wherein said storing includes storing said number of datagrams received from said user application.