GSM GID1和GID2

The GID1 and GID2 elementary files on the SIM are specified in GSM 11.11 (ETS 300 977)

启用它,须在SIM Service Talbe中做出合适的标记

GID1 (Group Identifier Level 1) – an identifier for a particular SIM and handset association, which can be used to identify a group of SIMs involved in a particular application.

GID2 (Group Identifier Level 2) – a GID1-like identifier

主要用来标识虚拟运营商

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