| 摘要 |
PURPOSE: A method for interfacing multiple internet service providers using an inter working function in the WLL(Wireless Local Loop) network is provided to achieve effect to supply the data service to WLL network subscribers, without the necessity of other RAS(Remote Access Server). CONSTITUTION: A WLL network subscriber dials a desired data call connection number to a WLL network(S310). The WLL network provides subscriber information comprising the data call connection number to an IWF(Inter Working Unit)(S320). The IWF transmits a menu for an associated internet service provider to the personal computer of the subscriber(S330). The subscriber selects a his desired data service in the provided menu(S340). If the subscriber selects the release of the call, the IWF cuts off the call of the subscriber(S350). If the subscriber selects an internet access service, the IWF carries out an authentication procedure(S370), assigns an IP address and provides the internet service(S380).
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