At+Chup Hang Up Call; At+Cimi Request International Mobile Subscriber Identity - Siemens TC37 Module At Command Reference

AT Command Set

4.15 AT+CHUP Hang up call

Test command Response
OK
AT+CHUP=?
Execute command
Cancels all active and held calls.
AT+CHUP Response
OK/ERROR
Reference Note
GSM 07.07 AT+CHUP implements the same behaviour as ATH (see Chapter 2.12).

4.16 AT+CIMI Request international mobile subscriber identity

Test command Response
OK
AT+CIMI=?
Execute command Response
TA returns < IMSI> for identifying the individual SIM which is attached to ME.
AT+CIMI
<IMSI> OK
If error is related to ME functionality:
+CME ERROR: <err>
Parameter
<IMSI> International Mobile Subscriber Identity (string without quotes)
Reference Note
GSM 07.07
TC3X_ATC_01_V04.00 Page 73 of 204 29.05.2002