Cisco Unified Communications Manager Interaction; Voice Messaging System Interaction - Cisco 8821 Administration Manual

VoIP Networks

Cisco Unified Communications Manager Interaction

Cisco Unified Communications Manager is an open, industry-standard call processing system. Cisco Unified
Communications Manager software sets up and tears down calls between phones, integrating traditional PBX
functionality with the corporate IP network. Cisco Unified Communications Manager manages the components
of the IP telephony system, such as the phones, the access gateways, and the resources necessary for features
such as call conferencing and route planning. Cisco Unified Communications Manager also provides:
• Firmware for phones
• Certificate Trust List (CTL) and Identity Trust List (ITL) files using the TFTP service
• Phone registration
• Call preservation, so that a media session continues if signaling is lost between the primary
For information about configuring Cisco Unified Communications Manager to work with the IP phones
described in this chapter, see the documentation for your particular Cisco Unified Communications Manager
release.
If the Cisco IP Phone model that you want to configure does not appear in the Phone Type drop-down list
Note
in Cisco Unified Communications Manager Administration, install the latest support patch for your version
of Cisco Unified Communications Manager from Cisco.com.

Voice Messaging System Interaction

Cisco Unified Communications Manager lets you integrate with different voice messaging systems, including
the Cisco Unity Connection voice messaging system. Because you can integrate with a variety of systems,
you must provide users with information about how to use your specific system.
You should provide the following information to each user:
• How to access the voice messaging system account.
• Initial password for accessing the voice messaging system.
• How the phone indicates that voice messages are waiting.
Communications Manager and a phone
Make sure that you have configured a default voice messaging system password for all users.
Make sure that you have used Cisco Unified Communications Manager to set up a message waiting
indicator (MWI) method.
Cisco Wireless IP Phone 8821 and 8821-EX Administration Guide for Cisco Unified Communications Manager

Cisco Unified Communications Manager Interaction

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