Patent ID: 8397280

Claim:
A method of operating an authorization system in a home wireless network, wherein a wireless communication device associated with the home wireless network transfers a network service request to a service node to acquire a static packet address for the wireless communication device, the method comprising: receiving a first authorization request for the wireless communication device, wherein the first authorization request includes a user identifier; wherein receiving the first authorization request for the wireless communication device comprises receiving the first authorization request from a visited authorization system in a visited wireless network; transferring a first query for delivery to a user profile system, wherein the first query includes the user identifier; receiving a packet address of a home agent associated with the wireless communication device and the static packet address for the wireless communication device in response to the first query; transferring a first authorization response, wherein the first authorization response includes the packet address of the home agent; receiving an authentication request transferred from the home agent, wherein the authentication request includes the user identifier; processing the authentication request to determine the static packet address for the wireless communication device; and transferring an authentication response for delivery to the home agent, wherein the authentication response includes the static packet address for the wireless communication device, and wherein the home agent is configured to transfer a registration response comprising the static packet address for delivery to the service node.