Cisco Systems OL-14619-01 Multiple Cisco Unified Communications Manager Express Version Support

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Multiple Cisco Unified Communications Manager Express Version Support

Chapter 6 Integrating Cisco Unity with the Phone System

Integrating with Cisco Unified Communications Manager Express (by Using SCCP or SIP)

Table 6-5

Differences Between SCCP and SIP Integration Methods

 

 

 

 

Feature

 

SCCP

SIP

 

 

 

Communication method

Cisco Unity-CM TSP

SIP trunk

 

 

 

 

Failover

 

Supported

Not supported

 

 

 

Use of SCCP and SIP phones

Supported

Some SCCP phones may require

 

 

 

use of a media termination point

 

 

 

(MTP)

 

 

 

Support for Cisco Unified CM

All versions

Versions 5.x and later

versions

 

 

 

 

 

 

Cisco Unified CM versions 5.x

Supported

Supported

and later

 

 

 

 

 

 

Cisco Unified CM

Supported

Not supported

authentication and encryption

 

 

 

 

 

First/last redirecting number

Supported

Supported

 

 

 

 

QOS

 

Supported

Supported

 

 

 

 

For information on the compatibility of Cisco Unity and Cisco Unified CM Express versions with the Cisco Unity-CM TSP and the SIP trunk, see the following documents at http://www.cisco.com/en/US/products/sw/voicesw/ps2237/products_device_support_tables_list.html:

SCCP Compatibility Matrix: Cisco Unity, the Cisco Unity-CM TSP, Cisco Unified Communications Manager, and Cisco Unified Communications Manager Express

SIP Trunk Compatibility Matrix: Cisco Unity and Cisco Unified Communications Manager

For information on how to integrate Cisco Unity with Cisco Unified CM Express, see the applicable Cisco Unity integration guide at http://www.cisco.com/en/US/products/sw/voicesw/ps2237/products_installation_and_configuration_g uides_list.html.

For more information on using the SIP protocol to integrate Cisco Unity with Cisco Unified CM Express, see the “Integrating by Using SIP” section on page 6-22.

Multiple Cisco Unified Communications Manager Express Version Support

A single Cisco Unity server can support multiple versions of Cisco Unified CM Express. The version of the Cisco Unity-CM TSP or SIP trunk being used must support all versions of Cisco Unified CM Express integrated with Cisco Unity. See the following documents at http://www.cisco.com/en/US/products/sw/voicesw/ps2237/products_device_support_tables_list.html:

SCCP Compatibility Matrix: Cisco Unity, the Cisco Unity-CM TSP, Cisco Unified Communications Manager, and Cisco Unified Communications Manager Express

SIP Trunk Compatibility Matrix: Cisco Unity and Cisco Unified Communications Manager

 

Design Guide for Cisco Unity Release 5.x

6-18

OL-14619-01

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Cisco Systems OL-14619-01 manual Multiple Cisco Unified Communications Manager Express Version Support, 6-18, Feature, Sccp