Cisco OL-4660-01 - Manual (Page 3)

4-3
Cisco CallManager Features and Services Guide
OL-4660-01
Chapter 4 Cisco Call Back
Introducing Cisco Call Back
Figure 4-1 Cisco Call Back Using the Cisco Extended Functions Service
Architecture
Cisco CTIManager Interface (QBEHelper)
The QBEHelper library provides the interface that allows the CEF service to
communicate with a configured Cisco CTIManager.
Cisco CallManager Database Interface (DBL Library)
The DBL library provides the interface that allows the CEF service to perform
queries on various devices that are configured and registered in the
Cisco CallManager database.
NT Service Cisco Extended Functions
Redundancy manager
DB Change Notification handler
Call Back Handler
Screen Saver
Call Back
Dictionary
QBEHelper DBL Library SDI Trace Alarm
QBE
DB (SQL & Directory)
Cisco
CTIManager
Cisco
CallManager
Skinny
XSI over
skinny
M
85001