Siemens M20 Terminal Technical Description page 60

Siemens Information and Communication Products
AT+CCFC Call forwarding number and conditions control
Test command Response
AT+CCFC=? +CCFC: (list of supported <reas>s) OK
Parameter
see execute command
Execute command Response
AT+CCFC = TA controls the call forwarding supplementary service. Registration, erasure, activation, deactiva-
<reas>, <mode> tion, and status query are supported. When querying the status of a network service (<mode>=2)
the response line for 'not active' (<status>=0) should be returned only if service is not active for
[, <number> [, <ty-
any <class>.
pe> [,<class> [,
<subaddr> [,<sa- If <mode><>2 and command successful
type>
OK
[,<time>]]]]]]
If <mode>=2 and command successful (only in connection with <reas> 0–3)
+CCFC: <status>, <class1>[, <number>, <type> [, <time>]] [<CR><LF>+CCFC:...] OK
If error is related to ME functionality:
+CME ERROR: <err>
Parameter
<reas>
<mode>
<number>
<type>
<subaddr> string type subaddress of format specified by <satype>
<satype>
<class>
<time>
<status>
Reference Note
GSM 07.07 If status is "not active", then parameter class can be ignored (0)
Version 8 dated 15.03.00
0 unconditional
1 mobile busy
2 no reply
3 not reachable
4 all call forwarding (0-3)
5 all conditional call forwarding (1-3)
0 disable
1 enable
2 query status
3 registration
4 erasure
string type phone number of forwarding address in format specified by <type>
type of address in integer format; default 145 when dialling string includes
international access code character "+", otherwise 129
type of subaddress in integer; default 128
1 voice
2 data
4 fax
7 all classes
time to wait before call is forwarded, rounded to a multiple of 5 sec. Default is 20.
1...20...30 (only for <reas> = no reply)
0 not active
1 active
AT command interface
A
60