Cisco Cisco Customer Response Solution Downloads Design Guide

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Cisco IPCC Express Solution Reference Network Design
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5
Basics of Call Center Sizing
This chapter introduces the basic concepts involved in call center sizing.
Terminology
 illustrates the common port types and how they map to IPCC Express.
Figure 5-1
Call Center Port Types
Call center sizing differentiates the port types as follows:
Gateway or PSTN trunk ports — handle calls originating from the PSTN. They are purchased 
separately from IPCC Express.
Prompt-and-collect (P&C) ports — perform basic P&C and/or queuing only. P&C ports are IVR 
ports that have limited functionality, and they are available for both IPCC Express Standard and 
IPCC Express Enhanced. These ports perform basic call treatment of P&C only, and they do not 
provide the capability to do database dips, email, ASR/TTS, VoiceXML, or HTTP. Both IPCC 
Express Standard and IPCC Express Enhanced have basic IVR capability in the form of P&C ports, 
and you can have as many P&C ports as the hardware server supports. (See 
.) These ports are included at no additional cost with IPCC Express Standard or 
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IVR
Ports
Queue
Ports
Trunk
Ports
PBX
IVR
ACD
Agents
IPCC
Express
Trunk
Gateway
Ports
IVR
Ports
Queue
Ports
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PSTN
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CallManager
PSTN
Agents
CTI Port
Example
TDM
Call
Center
Config
Example
Cisco
IPT
Call
Center
Config
IP
IP