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Cisco Cisco Computer Telephony Integration Option 9.0 Developer's Guide

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CTI Server Message Reference Guide (Protocol Version 9) Release 7.0(0)
Chapter 5      Application Level Interfaces
Client Control Service
SEND_DTMF_SIGNAL_REQ
Use this message to request that the ACD transmit a sequence of DTMF tones on behalf of a call party. 
The SEND_DTMF_SIGNAL_REQ message is defined in 
CallConnection 
DeviceID (optional)
The device identifier of one of 
the call connections. There may 
be more than one Call 
ConnectionDeviceID field in the 
message (see NumCalls). This 
field always immediately follows 
the corresponding 
CallConnectionDeviceIDType 
field.
STRING
64
CallState (optional)
The active state of the call 
(
). There may be more 
than one CallState field in the 
message (see NumCalls). This 
field always immediately follows 
the corresponding Call 
ConnectionDeviceID field.
USHORT
2
Maximum message size (including header):
1294
Table 5-126
SNAPSHOT_DEVICE_CONF Message Format (continued)
Table 5-127
SEND_DTMF_SIGNAL_REQ Message Format 
Fixed Part
Field Name
Value
Data Type
Byte 
Size
MessageHeader
Standard message header. 
MessageType = 91.
MHDR
8
InvokeID
An ID for this request message, 
returned in the corresponding 
confirm message.
UINT
4
PeripheralID
The ICM PeripheralID of the ACD 
where the device is located.
UINT
4
ConnectionCallID
The Call ID value assigned to the 
call by the peripheral or ICM 
software.
UINT
4
ConnectionDevice 
IDType
The type of device ID in the 
Connection DeviceID floating 
field (
USHORT
2