Specifications

ISU AT Command Reference Phase IV AT Commands
Iridium Proprietary Version 2.45
20 June 2011 62
This command is based on GSM 07.07 subclause 7.10, and allows control of the call forwarding
supplementary service according to GSM 02.82. Registration, erasure and status query are supported. The
valid values for the parameters are as follows:
<reason> takes one of the following values:
0 unconditional
1 mobile busy
2 no reply
3 not reachable
4 all call forwarding (refer GSM 02.30)
5 all conditional call forwarding (refer GSM 02.30)
<mode> takes one of the following values:
0 disable (not used in Call Forward)
1 enable (not used in Call Forward)
2 query status
3 registration
4 erasure
<number>: quoted string type phone number of forwarding address. It contains digits only, or empty string
if not applicable.
<type>: type of address octet in integer format (refer to GSM 04.08 subclause 10.5.4.7); default 145 when
dialling string is international number, otherwise 129
<classx>: is a sum of integers each representing a class of information:
1 voice (telephony)
2 data
<subaddr>: string type sub-address, not supported by Iridium
<satype>: type of sub-address, not supported by Iridium
<time>: string containing number of seconds (up to 30, in multiples of 5). When ‘no reply’ is enabled or
queried, this gives the time in seconds to wait before call is forwarded.
if <mode>=2 and command is successful, the ISU returns a response in the form:
+CCFC:<status>,<class>[,<number>,<type>]
Where <status> may be as follows:
0 not active
1 active
For example:
+CCFC:0,1
+CCFC:1,1,”[phone]”,145
+CCFC:2,3,”00881662990000”,,1,,,”30”
Test Command: +CCFC=?
List supported <reason>s. The response is in the form of a range rather than a list:
+CCFC:(000-005)