Motorola G24 Guide Developer's Manual page 544

Recommended G24 Initialization after Powerup
1. Baud setting example:
AT+CBAUD=6//Setting baud rate for 19200
OK
AT+CBAUD=19200//Same as issuing this command
OK
2. RS232 HW lines configuration: &C(DCD), &D(DTR), &K(flow-control).
Default settings should be:
AT&C1
OK
AT&D2
OK
AT&K3
OK
3. Modem IDs (optional): +CGMI,+CGMM,+CGMR,+CGSN
AT+CGMI
+CGMI: "Motorola"
OK
AT+CGMM
+CGMM: "GSM900","GSM1800","GSM1900","GSM850","MODEL=G24"
OK
AT+CGMR
+CGMR: "G24_G_0C.11.45R"
OK
AT+CGSN//Read the IMEI number of the G24
+CGSN: 448954035283579
OK
4. Error messages (optional): +CMEE, +CEER
AT+CMEE=2 //Enable +CME ERROR: error messages verbose string
OK
AT+CEER=2//Enable +CEER: call status indication verbose string
OK
4-6 AT Commands Reference Manual December 31, 2007