A terminal for communication with a communication network and a method of configuring a subscriber identity device are disclosed. In one embodiment, the terminal includes computer storage configured to store a subscriber identity application, a processing unit operable to provide access to the communication network by executing an instance of the subscriber identity application, and a toolkit file assigning a modem of the terminal to handle at least one communication procedure for effecting said communication with the communication network, wherein the transferred terminal profile information assigns a host processor of the terminal to handle at least one communication procedure for effecting said communication with the communication network.