Contents

• Preface
• Purpose
• Organization
• Audience
• Conventions
• Obtain support

Preface

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Release notes for previous versions of the following products are available:

• Cisco Unified Communications Manager-http:/​/​www.cisco.com/​en/​US/​products/​sw/​voicesw/​ps556/​prod_​release_​notes_​list.html
• Cisco Unified Communications Manager Business Edition 5000-http:/​/​www.cisco.com/​en/​US/​products/​ps7273/​prod_​release_​notes_​list.html.
• Cisco Unified Communications Manager IM and Presence Service-http:/​/​www.cisco.com/​en/​US/​products/​ps6837/​prod_​release_​notes_​list.html

  Note	Beginning with Release 9.0(1), Cisco Unified Presence has been rebranded to IM and Presence Service, however, the IM and Presence Service continues to run on its own MCS hardware or virtual machine instance.

Before you install or upgrade Cisco Unified Communications Manager (Unified Communications Manager) or the IM and Presence Service, Cisco highly recommends that you review the following sections of this document:

• Purpose
• Organization
• Audience
• Conventions
• Obtain support

Purpose

This document provides information about the latest release of Cisco Unified Communications Manager and IM and Presence.

Organization

The following table shows how this guide is organized:

Table 1 Updates to Release Notes for Cisco Unified Communications Manager

Chapter	Description
Introduction	This chapter provides a brief description of Unified Communications Manager and IM and Presence as well as the system requirements for both products.
Upgrading to Unified Communications Manager	This chapter provides critical information about upgrading to this release of Unified Communications Manager.
Upgrading to IM and Presence	This chapter provides critical information about upgrading to this release of IM and Presence.
Important Notes	This chapter highlights important notes to consider in this release of Unified Communications Manager and IM and Presence.
New and Changed Information	This chapter lists and describes new features and changes to existing behavior for both Unified Communications Manager and IM and Presence.
Caveats	This chapter provides a snapshot of open caveats for both Unified Communications Manager and IM and Presence.
Documentation Updates	This chapter provides a description of documentation updates made in this release for both Unified Communications Manager and IM and Presence.

Audience

This document provides information for network administrators who are responsible for managing and supporting Cisco Unified Communications Manager and IM and Presence. Network engineers, system administrators, or telecom engineers use this guide to learn about key features and documentation updates, open caveats, and installation and upgrade considerations in this release.

Conventions

This document uses the following conventions:

Convention	Description
boldface font	Commands and keywords are in boldface.
italic font	Arguments for which you supply values are in italics.
[   ]	Elements in square brackets are optional.
{ x | y | z }	Alternative keywords are grouped in braces and separated by vertical bars.
[ x | y | z ]	Optional alternative keywords are grouped in brackets and separated by vertical bars.
string	A nonquoted set of characters. Do not use quotation marks around the string or the string will include the quotation marks.
screen font	Terminal sessions and information the system displays are in screen font.
boldface screen font	Information you must enter is in boldface screen font.
italic screen font	Arguments for which you supply values are in italic screen font.
^	The symbol ^ represents the key labeled Control—for example, the key combination ^D in a screen display means hold down the Control key while you press the D key.
<   >	Nonprinting characters, such as passwords, are in angle brackets.

Notes use the following conventions:

Note	Means reader take note. Notes contain helpful suggestions or references to material not covered in the publication.

Timesavers use the following conventions:

Timesaver

Means the described action saves time. You can save time by performing the action described in the paragraph.

Tips use the following conventions:

Tip	Means the information contains useful tips.

Cautions use the following conventions:

Caution

Means reader be careful. In this situation, you might do something that could result in equipment damage or loss of data.

Warnings use the following conventions:

Warning

This warning symbol means danger. You are in a situation that could cause bodily injury. Before you work on any equipment, you must be aware of the hazards involved with electrical circuitry and familiar with standard practices for preventing accidents.

Obtain support

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

http://www.cisco.com/en/US/docs/general/whatsnew/whatsnew.html