HUAWEI MU509 HSDPA LGA Module
AT Command Interface Specification
Supplementary Service Commands
Issue 04 (2013-01-28)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
147
2X: Places all active calls on hold except call X, with which communication shall be
supported. For example, when <n> is 22, it means place all active calls on hold except
call 2.
Notes:
X is the id of current active call, we can get it via AT+CLCC.
The "AT+CHLD" is the same as "AT+CHLD=2".
10.2 +CCFC–Set Call Forwarding Number and Conditions
10.2.1
Command Syntax
Command
Possible response(s)
+CCFC=<reason>,<m
ode>
[,<number>[,<type>
[,<class>
[,<subaddr>[,<satype>
[,<time>]]]]]]
when <mode>=2 and command successful:
<CR><LF>+CCFC: <status>,<class1>[,<number>,<type>
[,<subaddr>,<satype>[,<time>]][
<CR><LF>+CCFC: <status>,<class2>[,<number>,<type>
[,<subaddr>,<satype>[,<time>]]]
[...]]
<CR><LF>OK<CR><LF>
In case of MS-related error:
<CR><LF>ERROR<CR><LF>
<CR><LF>+CME ERROR: <err><CR><LF>
+CCFC=?
<CR><LF>+CCFC: (list of supported
<reason>s)<CR><LF>
<CR><LF>OK<CR><LF>
10.2.2
Description
This command allows control of the call forwarding supplementary service according
to 3GPP TS 22.082 [4]. Registration, erasure, activation, deactivation, and status
query are supported. When querying the status of a network service (<mode>=2) the
response line for 'not active' case (<status>=0) should be returned only if service is
not active for any <class>.
The TEST command returns reason values supported as a compound value.
10.2.3
Defined Values
<reason>:
0: Unconditional