Definition : International Mobile Subscriber Identity
Category : Technology » Communication
Country/Region : Worldwide Worldwide
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What does IMSI mean?

International Mobile Subscriber Identity (IMSI) is a unique number that is associated with all GSM and Universal Mobile Telecommunications System (UMTS) network SIM cards, used for acquiring details of the mobile in the Home Location Register (HLR) or as locally copied in the Visitor Location Register. it is stored as a 64-bit field in the SIM inside the phone and is sent by phone to the network.

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Canada IMSI International Maple Syrup Institute
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