Chapter 3:  AT Commands Reference
 April 15, 2008 G24-L AT Commands Reference Manual 3-213
+CEER, Extended Error Report
This execution command returns an extended error report containing one or more lines of 
information text <report>, determined by the manufacturer, providing reasons for the following 
errors:
• Failure in the last unsuccessful call setup (originating or answering) or the in-call 
modification.
• Last call release.
Typically, the text consists of a single line containing the reason for the error according to 
information given by GSM network, in textual format.
Command Type Syntax Response/Action
Set
AT+CEER=[<n>] OK
Execute
AT+CEER +CEER: <report>
OK
Read
AT+CEER? +CEER: <n>
OK
Test
AT+CEER=? +CEER: (List of supported <n>s)
OK