Cisco Unified Communications Manager (CallManager)

Document ID: 5457

Contents

Introduction
Prerequisites
      Requirements
      Components Used
      Conventions
Cisco CallManager Release Numbering
Check the OS Release
Cisco CallManager Naming Conventions
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Related Information

Introduction

This document discusses Cisco CallManager software versions and provides an explanation of CallManager release numbering and naming conventions.

Prerequisites

Requirements

There are no specific requirements for this document.

Components Used

This document is not restricted to specific software and hardware versions.

The information in this document was created from the devices in a specific lab environment. All of the devices used in this document started with a cleared (default) configuration. If your network is live, make sure that you understand the potential impact of any command.

Conventions

For more information on document conventions, refer to the Cisco Technical Tips Conventions.

Cisco CallManager Release Numbering

This diagram explains Cisco CallManager release numbering:

Note: These are guidelines; there may be deviations from these guidelines which will be documented.

Note: It is also important to note that different Cisco CallManager releases require different Cisco IP Telephony Server Operating System (OS) service releases. For more information, refer to the Cisco CallManager Upgrade documentation. In order to check the OS release, refer to Check the OS Release section of this document.

Check the OS Release

In order to check the OS release on your server, complete these steps:

1. Click Start > Cisco OS Version:

   

2. Alternatively, start a command prompt on your server and change the directory to c:\utils.

3. Type mcsver at the resulting prompt.

   

Cisco CallManager Naming Conventions

This diagram explains Cisco CallManager naming conventions:

Cisco Support Community - Featured Conversations

Related Information

• Voice Technology Support
• Voice and IP Communications Product Support
• Recommended Reading: Troubleshooting Cisco IP Telephony
• Technical Support - Cisco Systems