Patent ID: 8036660

Claim:
A method for notifying an enterprise-wide network that one or more parameter values have changed at a wireless terminal operating within the enterprise-wide network, the method comprising: receiving, at a client portion of the wireless terminal, subscriber-specific information from a removable subscriber information module, the receiving being based on the subscriber information module having been installed at the wireless terminal, and the subscriber-specific information comprising values of a mobile carrier code, a mobile network code, and a mobile subscriber identification number; detecting that at least one of the values of the mobile carrier code, mobile network code, and mobile subscriber identification number has changed with respect to any previous value stored thereof at the client portion; transmitting, from the wireless terminal to a coordinating data-processing system within the enterprise-wide network, a registration message that comprises a user identifier and the subscriber-specific information, the user identifier i) being known to the client portion and ii) being unique within the address space of the enterprise-wide network; and receiving an access number from the coordinating data-processing system in response to the transmission of the registration message, the access number being based on the subscriber-specific information.