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The value of the RA flag is stored in non-volatile memory so it is preserved across power cycling
of the A3LA-RG.
<msg waiting>: The message waiting flag indicates how many SBD mobile terminated
messages are currently queued at the gateway awaiting collection by the A3LA-RG. This flag is
updated after every SBD session, including +SBDI, +SBDIX, +SBDIXA, +SBDREG and
+SBDDET.
A.8.112 +CCWA – Call Waiting Service
Note: While this command is implemented in the A3LA-RG, it may not yet be supported in the
Iridium network. Stand by for an Iridium Technical Bulletin announcing network support for this
feature.
This command is based on GSM 07.07 [2] subclause 7.11, and allows control of the Iridium Call
Waiting supplementary service similar to GSM 02.83 [6]. Activation, deactivation and status
query are supported. Parameter <n> is used to disable/enable the presentation of the
unsolicited result code to the DTE when the Call Waiting service is enabled.
Command is abortable in the cases when the network is interrogated. The interaction of this
command with other commands based on other GSM supplementary services is described in the
GSM standard.
Defined values
<n> (sets/shows the result code presentation status in the A3LA-RG):
0
disable unsolicited result presentation
1
enable unsolicited result presentation
Command
Possible Response(s)
+CCWA=
None (command ignored without error)
+CCWA=<n>[,<mode>,<classx>]
When command unsuccessful
+CME ERROR: <err>
When <mode>=2 command successful
+CCWA:<status>,<class1>
[<CR><LF>+CCWA:<status>,<class2>
[...]] (but the A3LA-RG will in practice only report a single
line, <class1> = 1)
When <mode> not 2 and command successful
None
+CCWA?
Current unsolicited result presentation status
+CCWA:<n>
Test command
+CCWA=?
List of supported <n>s
+CCWA:(0,1)
None
Unsolicited result notifying that a call is waiting
+CCWA:<number>,<type>,<class>
Содержание A3LA-RG
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