Upgrade Central: Planning your upgrade to Sametime Unified Telephony 8.5.x

Product lifecycle


Upgrade Central provides key resources for planning and deploying Sametime Unified Telephony 8.5.x.


Sametime Unified Telephony 8.5.2 Interim Feature Release (IFR) 1, which was announced in November 2011, is the latest release of Sametime Unified Telephony. This scheduled release contains both defect fixes and new features.

The following resources are available to assist you with your upgrade. For the upgrade information about other Lotus software, visit the IBM Collaboration Solutions Upgrade Central page.

Table of contents

  1. Deciding to upgrade
  2. Obtaining the upgrade
  3. Installing the upgrade
  4. Available fixes
  5. Post-upgrade

Deciding to upgrade
Visit the product marketing page for Sametime Unified Telephony to review features, benefits and offering information.

Product information:
Review technical material:

Obtaining the upgrade
Passport Advantage subscribers have the following options:
New customers and customers without a maintenance agreement have the following options:

Installing the upgrade
The following information is available to assist with your installation:

Available fixes
Visit IBM Fix Central for the most current available fixes

The following resources are available for your assistance:

Rate this page:

(0 users)Average rating

Document information

More support for:

IBM Sametime Unified Telephony

Software version:

8.5.1, 8.5.2

Operating system(s):

Linux, Mac OS X, Windows

Reference #:


Modified date:


Translate my page

Machine Translation

Content navigation