Importance

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Abstract

This invention relates to a method for updating subscriber identifier information in a first mobile communication network, in which a mobile station of the network can incorporate one or more subscriber identifiers, and which subscriber identifiers have a common subscriber identifier. According to the method, when a connection is established between the mobile station and the second telecommunication network, at least the information of the common subscriber identifier of the first identifier to the mobile communication network is updated from the network element that connects said networks. The invention also relates to a network element for updating subscriber identifier information in a mobile information is used communication network. The network element according to the invention comprises first means (801) for transmitting and identifying signals, second means (802) for transmitting an identification request, third means (803) for processing identification information and fourth means (804) for transmitting an updating message. The invention also relates to a telecommunication system.

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First Claim