Manual
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  61  2015-08-03 
<speed> 0 Auto-bauding (automatic selection of the speed; this 
setting is possible in case of 3.1kHz modern and non-transparent service) 
  4 2400 bps (V.22bis) 
  5 2400 bps (V.26ter) 
  6 4800 bps (V.32) 
 7 9600 bps (V.32) 
  12 9600 bps (V.34) 
  14 14400 bps (V.34) 
  68 2400 bps (V.110 or X.31 flag stuffing) 
  70 4800 bps (V.110 or X.31 flag stuffing) 
  71 9600 bps (V.110 or X.31 flag stuffing) 
75 14400 bps (V.110 or X.31 flag stuffing) 
<name> 0 
Data circuit asynchronous (UDI or 3.1 kHz modem) 
4 
Data circuit asynchronous (RDI)
<ce>   0 Transparent  
1  Non-transparent 
2 Both, transparent prefered 
3 Both, non-transparent prefered 
Parameter Saving 
Mode 
AT&W_SAVE 
Max Response 
Time 
- 
Reference 
3GPP TS 27.007 
[14] 
Note 
GSM 02.02[1]: lists the allowed combinations of the sub parameters. 
3.2.5 AT+CCFC Call Forwarding Number and Conditions Control 
AT+CCFC  Call Forwarding Number and Conditions Control 
Response 
+CCFC: (list of supported <reason>s) 
OK 
Test Command 
AT+CCFC=? 
Parameters 
See Write Command 
Write Command 
AT+CCFC=<rea
son>,<mode>[,<
number>[,<type
>[,<class>[,<sub
addr>[,<satype>[
,time]]]]]] 
Response 
TA controls the call forwarding supplementary service. Registration, 
erasure, activation, deactivation, and status query are supported. 
Only ,<reads> and <mode> should be entered with mode (0-2,4) 
If <mode>≠2 and Command successful 
OK 
If <mode>=2 and Command successful (only in connection with <reason> 0 
–3) 
For registered call forwarding numbers: 










