Patent ID: 8863240

Claim:
A method comprising: transmitting, by a computing device, a first subscriber identifier of a first smart card of the computing device to a core wireless network; requesting, by the computing device, that a user of the computing device input an active mobile subscriber integrated services digital network-number (MSISDN) into the computing device, which active MSISDN is not bound to the first subscriber identifier by a home subscriber database of the core wireless network at a time when the computing device performs the requesting that the user input the active MSISDN; receiving, by the computing device, the active MSISDN input into the computing device by the user; transmitting, by the computing device, the active MSISDN to a smart card update server; requesting, by the computing device, that the user input a security code; receiving, by the computing device, the security code input by the user; transmitting, by the computing device, the security code input by the user to the smart card update server; using, by the computing device, the first subscriber identifier to register with a wireless network that include the core wireless network; and receiving, by the computing device, communications in the wireless network when the active MSISDN is used to route communications in the wireless network.