Specifications
   AT command set for XX Siemens mobile phones and modems 
__________________________________________________________________________________________ 
 Document No.: A30880-A10-A001-XX-
D376 
 Revision: Master R75 
    Revision Date:  29. September.2004 
 23 
2.3.3  Network service related commands 
This section provides the descriptions of commands related to network service. 
AT+CAOC
AT+CAOC  Advice of charge 
Test command  Response:  
AT+CAOC=?  +CAOC: (list of supported <mode>s) 
Parameter:    
<mode
> 
0 
query CCM value 
1 
deactivate the unsolicited reporting of CCM value
2 
activate the unsolicited reporting of CCM value
Read command 
AT+CAOC? 
Response 
+CAOC: <mode> 
Parameter:  
<mode
> 
See Test command 
Write command 
AT+CAOC=<mode> 
Response: 
OK
Parameter:  
<mode
> 
0 
See Test command 
Execute command  Response: 
AT+CAOC 
+CAOC: <ccm> 
OK/ERROR/+CME ERROR
Parameter:  
<ccm
> 
Updated hexadecimal call meter, measured in home units; coding in 
analogy to ACMmax on the SIM 
Unsolicited result code 
+CCCM:<ccm> 
AT+CCFC
AT+CCFC  Call forwarding number and conditions 
Test command  Response:  
AT+CCFC=? 
+CCFC: (list of supported <reas
>s) 
OK/ERROR/+CME ERROR 
Parameter:  
<reas
>  0 
Always 
 1 
If busy 
 2 
If no answer 
 3 
If not available 
 4 
All reasons (0-3) 
 5 
All conditional reasons (1-3) 
Write command 
AT+CCFC=<reas>, <mode>[, <num>[,<type>[,<class>[,,,<time>]]]] 
Response: 
If <mode
>=2 and command is successful 
+CCFC: <status
>,<class1>[,<num>,<type>[,,,<time>]][<CR><LF> 
+CCFC:....] 
OK/ERROR/+CME ERROR 
Parameter:  










