Patent ID: 8867726

Claim:
A method comprising steps of: receiving a request for a call forwarding service in a call forwarding server of a telephony network, the request including an initiating telephone number (TN) and a terminating TN; in response to receiving the request, generating and sending from the call forwarding server an authorization request for the terminating TN; receiving, in the call forwarding server, an authorization response authorizing the call forwarding service to the terminating TN; and in response to receiving the authorization response: sending from the call forwarding server a forwarding response to the initiating TN indicating the call forwarding service is authorized; enabling, in the call forwarding server, call forwarding for a communication addressed for the initiating TN through the telephony network to the terminating TN; upon enabling the call forwarding service, causing a forwarding success message to be sent to the initiating TN indicating the call forwarding service is established; receiving a further request for another call forwarding service in the call forwarding server of the telephony network, the further request including the initiating TN and another terminating TN; in response to receiving the further request, generating and sending from the call forwarding server another authorization request for the other terminating TN; and in response to not receiving another authorization response authorizing the other call forwarding service, sending from the call forwarding server another response to the initiating TN indicating a user response not authorizing the other call forwarding.