Method and device for acquiring user identifier in attachment process and user equipment
A technology for user equipment and user identification, applied in electrical components, wireless communications, etc., to reduce the chance of being stolen and reduce potential safety hazards
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[0035] Because in the prior art, when the UE initiates the Attach process, it will only report a set of temporary identification parameters (for example, only report GUTI, or only report P-TMSI and Old RAI) to the currently registered mobile control management entity, for Make the currently registered mobile control management entity locate the MME that provides services for the UE before this Attach, or the GPRS that provides services for the UE according to the unique set of temporary identification parameters reported by the UE, that is, the currently registered mobile control management entity The entity can only send an Identification Request message to an old mobile control management entity to request the IMSI of the UE, so that the current registered mobile control management entity has a relatively high probability of not being able to obtain the IMSI of the UE, and then requests the IMSI from the UE through the air interface The probability increases, so the probabili...
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