Motorola G24 Guide Developer's Manual page 163

In MUX mode, this AT command is allowed on DLC2 only.
Command Type
Set
Read
Test
December 31, 2007
Syntax Response/Action
+MDSI=<mode> When mode is 1 and
SIM was invalidated or
deactivated: [+MDSI:
<type>, <cause>, <type
text>, <cause text>]
OK
+CME ERROR: <err>
+MDSI? +MDSI: <mode>
OK
+CME ERROR: <err>
+MDSI=? +MDSI: (list of
supported <mode>s)
OK
+CME ERROR: <err>
AT Commands Reference Manual
Chapter 3: AT Commands Reference
Remarks
The following is the available mode
values for the Set command.
<mode> = 1 - Defines that unsolicited
+MDSI messages will be sent to the
DTE. If the SIM card was invalidated
or deactivated, the current status will
be sent to the DTE.
<mode> = 0 - No unsolicited message
is sent to the DTE.
The Read command queries the current
settings for <mode>
The Test command returns the possible
<mode> values.
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