Cisco Cisco IPCC Web Option Design Guide

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Cisco Unified Contact Center Enterprise 7.0, 7.1, and 7.2 SRND
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Chapter 7      Cisco Unified Expert Advisor Option
Call Flow Descriptions
Scheduling of the Cisco Unified Presence Synchronization Task
The synchronization task that imports the Cisco Unified Presence user list into Unified Expert Advisor 
is configured to run every day at midnight. This is the default schedule, but it can be changed so that it 
runs at another time and another interval, even as often as some number of minutes if necessary. 
However, it should not be run with unnecessary frequency, and it might be appropriate to confine it to 
run only during the normal system maintenance window. The system administrator should consider how 
often users are added, updated, or removed from Cisco Unified Presence, and how quickly such changes 
need to be reflected in Unified Expert Advisor. Keep in mind that a synchronization can always be 
invoked manually if necessary.
Call Flow Descriptions
This section describes the call flows for various types of calls processed by Unified Expert Advisor.
Inbound Call from PSTN
 shows the sequence of events that take place as a typical inbound PSTN call is processed.
Figure 7-5
Inbound Call Flow
Unified
ICM
ENTERPRISE
Unified
CVP
V
IP
IP
1
2
3
4
5
6
13
9
14
15
12
10
11
10
7
8
Expert Advisor
runtime node
Presence
client
Presence
client
Cisco
Unified
Presence
Server
Event sequence
Resulting media path 
Resulting SIP signaling path 
PSTN
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