Chapter 13 – Specific AT Commands
Multi-Tech Systems, Inc. Wireless GSM/GPRS AT Commands (Document Number S000293I) 128
Description: This unsolicited indication gives the status of the LINE 1, LINE 2, or Data mailbox. The +CPHS
command can be used to know the status of the voice mail indicator for each line.
Values: <LineId>
1 Line 1
2 Line 2
3 Data
<Status>
0 No message waiting.
1 At least one message is waiting
Syntax: Command Syntax: +WVMI=<LineId>,<Status>
Response Syntax to AT+CPHS=2,1:
WVMI: <LineId>,<Status>
Command Possible responses
AT+CPHS=1,1
Note: Activate Voice Mail Indicator feature OK
AT+CPHS=2,1
Note: Get the current status of Voice Mail
Indicator
+WVMI: 1,1 a message is waiting on Line 1
+WVMI: 2,1 a message is waiting on Line 2
+WVMI: 3,0 no data waiting
AT+CPHS=2,1 +CME ERROR: 3
Note: CPHS feature is not allowed
AT+CPHS=1,1
Note: Activatation of Voice Mail Indicator feature OK
Note: Voice Mail Indicator feature is activated
+WVMI: 1,1
Note: A message is waiting on Line 1
Description: This unsolicited indication provides the call forwarding flags. The +CPHS command can be used to
know the status of the Divert Call Indicator for each line.
Values: <LineId>
1 Line 1
2 Line 2
3 Data
<flag>, <status>
0 Call forwarding is deactivated.
1 Call forwarding is activated.
Note: Call forwarding SS is set by the AT+CCFC command.
Syntax: Command Syntax: +WDCI: <LineId>,<Status>
Response Syntax to AT+CPHS: +WDCI: <LineId>,<flag>
Command Possible responses
AT+CPHS=1,4
Note: Activate Divert Call Indicator feature OK
AT+CPHS=2,4
Note: Get the current status of Divert Call
Indicator
+WDCI: 1,1 divert call indicator is active on Line 1
+WDCI: 2,1 divert call indicator is active on Line 2
+WDCI: 3,0 divert call indicator is deactived on data
AT+CPHS=2,4 +CME ERROR: 3
Note: CPHS feature is not allowed
AT+CPHS=1,4
Note: Activatation of Divert Call Indicator
feature
OK
Note: Divert Call Indicator feature is activated
+WDCI: 1,1
Note: Call forwarding is active on Line 1