Specifications
AT command set for XX Siemens mobile phones and modems   
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Document No.:  A30880-A10-A001-XX-
D376 
Revision: Master R75     
Revision Date:  29. September, 2004     
  102 
Note: 
In the <text
> field, special characters like the following may appear: 
`"` (0x22), `@` (0x00), `ò` (0x08), `Ö` (0x5c). 
(See also AT+CPBW and 
Appendix A: “How to use special characters in certain commands ( e. g., 
AT+CPBW”) 
AT^SDLD
AT^SDLD  Delete the ”last number redial” memory 
Test command  Response: 
AT^SDLD=? 
OK/ERROR/+CME ERROR 
Execute command  Response: 
AT^SDLD 
OK/ERROR/+CME ERROR 
AT^SDLY 
AT^SDLY  Delay Command 
Test command  Response: 
AT^SDLY=? 
OK/ERROR/+CME ERROR 
Write command  Response:  
AT^SDLY =<n> 
OK/ERROR/+CME ERROR
Parameter:  
<n
> 
Time (in tenth of second) until OK is returned 
e.g. <n
>= 10 corresponds to 1 second 
Remark: 
This command implements a delay for the specified time. 
AT^SGAUTH 
AT^SGAUTH  Select Type of Authentication for PPP connection 
Test command  Response: 
AT^SGAUTH=? 
^SGAUTH: (list of supported <auth
>s) 
OK/ERROR/+CME ERROR 
Parameter:  
<auth
> 
indicates type of supported authentication 
0 
none 
1 
PAP 
2 
CHAP 
3 
PAP and CHAP 
Read command  Response:  
AT^SGAUTH? 
^SGAUTH: <auth
> 
OK/ERROR/+CME ERROR 
Parameter:  
<auth
> 
See Test command 
Write command 
AT^SGAUTH =<auth> 
 Response:  
OK/ERROR/+CME ERROR 
Parameter:  
<auth
> 
See Test command 
AT^SGDCONT 
AT^SGDCONT  Define PDP Context 
Test command  Response:  










