| 摘要 |
A method of controlling roaming in a mobile system (3) comprising at least two networks (5 and 6), which can offer a subscriber (1) attached to the system a circuit-switched and a packet-switched connection, comprising the steps of checking, when a subscriber attempts to attach to the mobile system, separately for each network (5 and 6) comprised by the mobile system (3), from a first network element (HLR) comprising the subscriber's roaming right data if the subscriber (1) is entitled to roam that particular type of network of that particular mobile system, and allowing or denying the subscriber's roaming in each network (5 and 6) of the mobile system (3) separately on the basis of said check.
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