Cisco Unified Customer Voice Portal (CVP) 4.x Solution Reference Network Design (SRND)
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Table Of Contents



New or Changed Information for This Release

Revision History

Obtaining Documentation, Obtaining Support, and Security Guidelines


This document provides design considerations and guidelines for deploying enterprise network solutions that include the Cisco Unified Customer Voice Portal (CVP).

This document builds upon ideas and concepts presented in the latest version of the Cisco Unified Contact Center Enterprise (CCE) Solution Reference Network Design (SRND), which is available online at


This design guide is intended for the system architects, designers, engineers, and Cisco channel partners who want to apply best design practices for the Cisco Unified Customer Voice Portal (CVP).

This document assumes that you are already familiar with basic contact center terms and concepts and with the information presented in the Cisco Unified CCE SRND. To review those terms and concepts, refer to the documentation at the preceding URL.

New or Changed Information for This Release

Note Unless stated otherwise, the information in this document applies to Cisco Unified CVP 4.x (releases 4.0 and later).

Table 1 lists the major topics that are new in the current release of this document or that have changed significantly from previous releases of Unified CVP. Other topics besides those listed here might also have changed in some way.

Table 1 New or Changed Information Since the Previous Release of This Document 

Described in:

Audio prompts

Configuring Caching and Streaming in Cisco IOS, page 12-2

Co-resident servers

Unified CVP Co-Residency, page 14-3

H.323 Refer transfers

H.323 Refer Transfer, page 10-5

Licensing requirements

Licensing, page 15-1

SIP call flows

SIP Call Flows, page 3-8

SIP Proxy Server

SIP Proxy, page 4-5

Sizing servers

Sizing, page 14-1

VRU PG clustering over the WAN

GED-125, page 9-3

Revision History

This document may be updated at any time without notice. You can obtain the latest version of this document online at

Visit this website periodically and check for documentation updates by comparing the revision date (on the front title page) of your copy with the revision date of the online document.

The following table lists the revision history for this document.

Revision Date

January 26, 2009

Corrected a statement about the use of G.711 with VoiceXML.

September 27, 2007

Updated some information on server sizing and licensing.

September 13, 2007

Corrected or updated information on various topics, including server sizing, Refer transfers, SIP Proxy and call flows, VRU PG clustering over the WAN, and Standalone VoiceXML.

June, 2007

Content updated for Cisco Unified CVP release 4.0(2).

January, 2007

Initial release of this document for Cisco Unified CVP 4.0.

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For information on obtaining documentation, obtaining support, providing documentation feedback, security guidelines, and also recommended aliases and general Cisco documents, see the monthly What's New in Cisco Product Documentation, which also lists all new and revised Cisco technical documentation, at: