Multi-Tech Systems GPRS (MTMMC-G) Benutzerhandbuch

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Chapter 10 – Supplementary Services Commands  
Multi-Tech Systems, Inc. Wireless GSM/GPRS AT Commands (Document Number S000293I) 
80 
 
Chapter 10 – Supplementary 
Services Commands 
Call Forwarding  +CCFC 
Description:  
This commands allows control of the "call forwarding" supplementary service. 
Values: 
<reason>
   
0 Unconditional 
1 Mobile 
busy 
2 No 
reply 
3 Not 
reachable 
4 
All call forwarding 
All conditional call forwarding 
 <mode> 
 
0 Disable 
1 Enable 
2 Interrogate 
3 Registration 
4 Erasure 
 <type> 
TON/NPI (Type of address byte in integer format) (default 145 when dialing string includes 
international access code character “+”; otherwise, 129). 
 <class> 
 
1 Voice 
 
2 Data 
 
3 Fax 
 
4 Short 
Messages 
 
5 All 
classes 
 Note: 
The combination of different classes is not supported, it will only result in the activation / 
deactivation / status request of all classes (7). 
 
In the case where the FDN phonebook is activated, the registration is restricted to the phone 
numbers written in the FDN. 
 
If <Class> parameter is not given in the command, 7 is used as the default value. 
 <subaddr> not managed 
 <satype>
 not 
managed
 
 <time> 
For <reason> = 2 (No reply), 4 (all call forwarding) and 5 (all conditional call forwarding), 
time to wait (1 to 30) in seconds before call is forwarded. Default value is 20. 
 <status> 
 
not active 
active 
Syntax: Command 
syntax:  AT+CCFC= <reason>, <mode> [, <number> [,<type> [,<class> 
[,<subaddr>[,<satype>[,<time> ] ] ] ] ] ] 
 Response 
syntax:  +CCFC: <status>, <class1> [, <number>, <type> [,<subaddr>, <satype> [,<time> ] ] 
] [ <CR><LF>+CCFC: <status>, <class2> [, <number>, <type> [,<subaddr>, <satype> 
 
 
 [,<time> ] ] ] [ … ] ] 
Command 
Possible responses 
AT+CCFC=0,3,”0146290800” 
Note: Register to an unconditional call forwarding 
OK 
Note: Command valid  
AT+CCFC=0,2 
Note: Interrogate unconditional call forwarding  
+CCFC:1,1,”0146290800”,129 
Note: Call forwarding active for voice 
<CR><LF>+CCFC:1,2,”0146290802”,129 
Note: Call forwarding active for data 
<CR><LF>+CCFC:1,4,”0146290804”,129 
OK 
Note: Call forwarding active for fax 
AT+CCFC=0,4 
Note: Erase unconditional call forwarding  
OK 
Note: Command valid 
+CCFC responses are not sorted by <class> parameter, but only by the order of network response.