Patent ID: 8213935

Claim:
A method of registering a mobile device located in a first network with a packet-switched services network, comprising: receiving, from an aggregation device in the first network, a registration request from the mobile device containing an identifier of the aggregation device and identification information of the mobile device, wherein the identification information is previously unknown to the packet-switched services network; and dynamically creating a globally unique identifier of the mobile device based on the identifier of the aggregation device and the identification information of the mobile device, wherein the globally unique identifier is used for uniquely identifying the mobile device in the packet-switched services network; wherein the identifier of the aggregation device is a SIP address of record of the aggregation device and the identification information of the mobile device includes a concatenation of a MAC address of the aggregation device, a mobile identity number of the mobile device, and an electronic serial number of the mobile device; and wherein the globally unique identifier of the mobile device is formed from a combination of the SIP address of record of the aggregation device, the MAC address of the aggregation device, the mobile identity number of the mobile device, and the electronic serial number of the mobile device.