Patent ID: 8625537

Claim:
One or more non-transitory computer-readable media, having computer-executable instructions embodied thereon that, when executed, enable a wireless-telecommunications network to perform a method of controlling a way that a mobile device selectively initiates communications with one of a home network versus one or more second networks, the method comprising: providing a preferred roaming list comprising a prioritized list of, (1) on the home network, a plurality of non-roaming-border cell sectors and roaming-border cell sectors, and (2) a plurality of cell sectors on the one or more second networks that the mobile device is authorized to utilize; utilizing the non-roaming-border cell sectors to communicate a first parameter value in a first system-parameters message to the mobile device, wherein the first parameter value indicates that the mobile device is not permitted to initiate a first connection with a first set of the one or more second networks; and utilizing the roaming-border cell sectors to communicate a second parameter value in a second system-parameters message to the mobile device, wherein the second parameter value indicates that the mobile device is permitted to initiate a second connection with a second set of the one or more second networks, whereby said mobile device is enabled to selectively initiate a connection based on said preferred roaming list.