Subscriber data migration with dual provisioning

Abstract

A method is provided comprising storing, in a first subscriber data server, subscriber data for each of a plurality of wireless devices, the subscriber data enabling wireless communication services for the plurality of wireless devices in a wireless network; determining to migrate the subscriber data from the first subscriber data server to a second subscriber data server; upon determining to migrate the subscriber data, initiating a migration process for the subscriber data from the first subscriber data server to a second subscriber data server by copying the subscriber data from the first subscriber data server to the second subscriber data server; and while copying and one or more new wireless devices are being provisioned for the wireless communication services in the wireless network, adding new subscriber data for the one or more new wireless devices to both the first subscriber data server and to the second subscriber data server.