Specifications

Chapter 7 – Call-Related Commands
Multi-Tech Systems, Inc. AT Commands for EDGE Modems (S000371B) 89
Example 2
^SLCC: 1,1,4,0,0,1,”1234567”,129 Incoming call is signaled. Display is triggered by the incoming call, but the current
status of the call at the time of display already comprises an active traffic
channel.
^SLCC: End of current list
RING Incoming call is signaled.
^SLCC: 1,1,4,0,0,1,”1234567”,129 The incoming call had a traffic channel assigned from the start.
This second identical display is triggered by the traffic channel assignment.
Since the traffic channel was already indicated in the previous URC, both
instances of the URC contain identical information.
^SLCC: End of current list
RING Incoming call is signaled.
ata Incoming call is accepted.
OK Call is established.
^SLCC: 1,1,0,0,0,1,”1234567”,129 The call is now active.
^SLCC: End of current list
ath Hang up the call.
OK Hang up complete.
^SLCC: The list of current calls is empty again
7.23 AT+CR Service Reporting Control
Description: AT+CR configures the TA whether or not to transmit an intermediate result code +CR:
<serv> to TE when a call is being set up.
Setting the value of <mode> to 1 may lead to connection failure, if the application (e.g.,
WinFax) waits for default result code/URC.
Test Command Syntax: AT+CR=?
Response: +CR: (list of supported<mode>s)
OK
ERROR
Read Command Syntax: AT+CR?
Response: +CR: <mode>
OK
ERROR
Write Command Syntax: AT+CR=<mode>
Response: OK
ERROR
Parameter Descriptions:
<mode>
0 Disable. Default
1 Enable
<serv>
“REL ASYNC“ Asynchronous non-transparent
“GPRS“ GPRS
Intermediate Result Code:
If enabled, an intermediate result code is transmitted during connect negotiation when the TA
has determined the speed and quality of service to be used, before any error control or data
compression reports are transmitted, and before any final result code (e.g., CONNECT) appears.
+CR: <serv>