SYSTEM AND METHOD TO ENABLE UNLICENSED MOBILE ACCESS ACROSS TERMINALS

摘要

A method and apparatus is provided for establishing a Global System for Mobile communications (GSM) call through an Unlicensed Mobile Access (UMA) Network (24, 26) by enabling Voice over IP (VoIP) access into a GSM network (28) from various IP-enabled mobile device terminals (16) and a mechanism to authenticate and use such terminals without any change to the UMA or GSM network.