| 摘要 |
A method of wireless communications between a first network (12) and a second network (14), enabling a mobile station (MS) subscribed in the first network (12) to communicate using the second network (14), is disclosed. The method comprises the steps of: (a) storing an identity of the mobile station, (b) obtaining authentication information from the first network (12) based on the identity of the mobile station, (c) storing the authentication information from the first network (12) in a general global gateway (GGG) (16), (d) using the authentication information to produce an encryption key, and (e) using the encryption key to authenticate the mobile station.
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