LTE Module Series
EC25&EC21 AT Commands Manual
EC25&EC21_AT_Commands_Manual 60 / 231
5 (U)SIM Related Commands
5.1. AT+CIMI Request International Mobile Subscriber Identity (IMSI)
The command requests the International Mobile Subscriber Identity (IMSI) which is intended to permit the
TE to identify the individual SIM card or active application in the UICC (GSM or USIM) that is attached to
MT.
Parameter
Example
AT+CIMI
460023210226023 //Query IMSI number of (U)SIM which is attached to ME
OK
AT+CIMI Request International Mobile Subscriber Identity (IMSI)
Execution Command
AT+CIMI
Response
TA returns <IMSI> for identifying the individual (U)SIM which
is attached to ME.
<IMSI>
OK
If there is any error related to ME functionality:
+CME ERROR: <err>
<IMSI> International Mobile Subscriber Identity (string without double quotes)
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