Patent ID: 7062030

Claim:
A method of handling a call comprising: in a communication network, receiving the call and responsively transferring call information to a service control system; in the service control system, processing the call information to transfer first context information for the call to a context server and to transfer the first call information to a destination server, wherein the destination server processes the call information to transfer second context information for the call to the context server and to transfer destination information indicating a call destination for the call to the service control system; in the service control system, processing the destination information to transfer routing information for the call to the communication network; in the communication network, processing the routing information to route the call to the call destination indicated by the destination information, wherein the call destination processes the call to transfer third context information for the call to the context server; in the context server, storing the first context information, the second context information, and the third context information; and generating billing information for the call based on the first context information, the second context information, and the third context information in the context server.