Sk Telecom Company, Ltd.

Intae Ryoo

Seongsoo Park

Donghahk Lee

Sangshin Lee

Jinsung Cho

Disclosed is a method for acquiring an Access Network Identification (ANID) of a currently connected portable Internet network when a mobile communication terminal connects to the portable Internet network. The method includes the steps of (a) receiving an MAC management message from a base station when the mobile communication terminal connects to the portable Internet network, (b) extracting a base station identification from the MAC management message, and (c) acquiring the ANID for identifying the network to which the mobile communication terminal has connected from the base station identification. According to the method, access network information of a portable Internet network is transferred to a different type of network when the portable Internet network inter-works with said different type of network, so that network information of a portable Internet system can be acquired.

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Seoul, South Korea

Intae Ryoo