Specifications

SIM900 AT Command Manual
Parameter
<report> If AT+CEER=0, return <c>
<c> a string that represents the Cause
If AT+CEER=1, return
CauseSelect: <cs> Cause:<c>
<cs> number representing the CauseSelect
<c> number representing the Cause
Parameters
CauseSelect <cs> Cause <c>(number) <c>(string)
0 (No cause) 0 (No cause)
16 (Service provider) 0 (Unknown)
1 (Not Allowed)
2 (No cause)
6 (Wrong parameter)
9 (Network access not allowed)
20 (all call instances are used)
21 (ACM over ACM Max)
22 (invalid AOC element)
23 (SIM increase not allowed)
24 (switch off)
25 (Unknown call id)
28 (barred)
65 (Local cause) 1 (state error)
2 (no call entity)
3 (wrong TI)
6 (DTMF buffer overflow)
7 (call disconnected)
17 (No cell available)
32 (Local rejection)
33 (PLMN not allowed)
34 (emergency call not possible)
35 (authentication rejected)
36 (network rejection)
37 (LA not allowed)
38 (Local timeout)
SIM900_AT Command Manual_V1.03 52 12/24/2010