In universal personal telecommunications (UPT,) (a) the ability of a user to access telecommunication services at any UPT terminal on the basis of a personal identifier, and (b) the capability of the network to provide those services in accord with the user's service profile. Note 1: The personal mobility aspects of personal communications are based on the UPT number. Note 2: Personal mobility involves the network's capability to locate the terminal associated with the user for the purposes of addressing, routing, and charging the user for calls. Note 3: "Access" is intended to convey the concepts of both originating and terminating services. Note 4: Management of the service profile by the user is not part of personal mobility.