Pii: S0140-3664(99)00147-4

Abstract

In universal personal telecommunication (UPT) environments, UPT networks retain information related to incall registration in UPT user service profiles in order to provide incoming UPT calls for UPT users at any terminal in any location. As UPT networks support incall registration, terminal users can be different from terminal owners, and several UPT users… (More)

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12 Figures and Tables