Patent ID: 7508794

Claim:
A network system for authorizing an endpoint node for a communication service, comprising: an operator network operable to: perform a device authorization operation authorizing an endpoint node for a communication session by: establishing a plurality of device authorization parameter values relevant to the device authorization operation; and applying one or more device authorization rules to the plurality of device authorization parameter values to authorize the endpoint node for the communication session; and initiate a service authorization operation by sending a service authorization request to one or more organization networks; the one or more organization networks operable to facilitate the service authorization operation authorizing the endpoint node for a communication service of the communication session by: establishing a plurality of first service authorization parameter values relevant to the service authorization operation; applying one or more service authorization rules to the plurality of first service authorization parameter values to authorize the endpoint node for the communication service; and sending a plurality of second service authorization parameter values to the operator network; the operator network further operable to perform the service authorization operation by applying the one or more service authorization rules to the plurality of second service authorization parameter values to authorize the end point node for the communication service; and a secure link between the operator network and at least one of the one or more organization networks, the secure link operable to securely transmit a message between the operator network and the at least one of the one or more organization networks.