Command Syntax; Description; Defined Value; Imsi Query Command +Cimi - Huawei EM770W At Command Interface Specification

3.12.1 Command Syntax

Command
+CGMR
+CGMR=?

3.12.2 Description

The EXECUTION command returns the software version number of ME.

3.12.3 Defined Value

<softversion>: Software version number. It is a string composed of 31 characters at
most.

3.13 IMSI query command +CIMI

3.13.1 Command Syntax
Command
+CIMI
+CIMI=?

3.13.2 Interface Description

This command queries the IMSI value of the USIM card or SIM card.
3.13.3 Defined Value
<IMSI>: The IMSI value stored in the card is returned directly. The returned value is a
string composed of decimal digits that range from 0 to 9. Its composition is as follows:
A total of 15 characters or less
3 char
MCC
MCC
MNC
MSIN

3.13.4 Informative Examples

If MCC is "123", MNC is "45", and MSIN is "12345678", then
Issue 18 (2009-06-22)
Possible response(s)
<CR><LF><softversion><CR><LF><CR><LF>OK<CR><
LF>
<CR><LF>OK<CR><LF>
Possible response(s)
<CR><LF><IMSI><CR><LF><CR><LF>OK<CR><LF>
<CR><LF>OK<CR><LF>
2 or 3 char
MNC
Country code
Network code, GSM application
Identifies the identity of the mobile subscriber
Commercial in Confidence
HUAWEI UMTS M2M Module V100R001
AT Command Interface Specification
MSIN
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