Cisco Cisco Computer Telephony Integration Option 8.5 Developer's Guide

Page of 278
5-140
CTI Server Message Reference Guide (Protocol Version 9) Release 7.0(0)
Chapter 5      Application Level Interfaces
Client Control Service
MAKE_CALL_REQ
Use this message to initiate a call between two devices. This request attempts to create a new call and 
establish a connection between the calling device (originator) and the called device (destination). The 
MAKE_CALL_REQ message is defined in 
InvokeID
Set to the value of the InvokeID 
from the corresponding request 
message.
UINT
4
Maximum message size (including header): 
12
Table 5-107
HOLD_CALL_CONF Message Format
Table 5-108
MAKE_CALL_REQ Message Format 
Fixed Part
Field Name
Value
Data Type
Byte 
Size
MessageHeader
Standard message header. 
MessageType = 56.
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 devices are located.
UINT
4
CallPlacement 
Type
One of the values from 
specifying how the call is to be 
placed.
USHORT
2
CallMannerType
One of the values from 
specifying additional call 
processing options.
USHORT
2
AlertRings
The maximum amount of time that 
the call’s destination will remain 
alerting, specified as an approximate 
number of rings. A zero value 
indicates to use the peripheral 
default (typically 10 rings).
USHORT
2
CallOption
One of the values from 
specifying additional 
peripheral-specific call options.
USHORT
2
FacilityType
One of the values from 
indicating the type of facility to be 
used.
USHORT
2
Answering 
Machine
One of the values from 
specifying the action to be taken if 
the call is answered by an answering 
machine.
USHORT
2