Doug Deitterick's Blog

Information about Microsoft Lync, OCS, and Exchange UM.

How to Determine What Version of LCS or OCS You Have Installed

How to Determine What Version of LCS or OCS You Have Installed

  • Comments 5
  • Likes

Here's an easy way to figure out exactly what version of LCS or OCS you have installed.

For LCS or OCS, check the following key:
HKLM\Software\Microsoft\Real-Time Communications\{92AC8981-AAD9-4391-8563-92E558EEF4C6}

For OCS 2007 R2, check the following key:
HKLM\Software\Microsoft\Real-Time Communications\{A593FD00-64F1-4288-A6F4-E699ED9DCA35}

Possible Values:

Server
SE - Standard Edition
EE - Enterprise Edition

Type
Volume - Volume License Edition
Eval - Evaluation Edition
MSDN - MSDN Edition

Version
2.0.5369.0 - Live Communications Server 2005 RTM
2.0.5470.0 - Live Communications Server 2005 SP1
3.0.6362.0 - Office Communications Server 2007 RTM
3.5.6907.0 - Office Communications Server 2007 R2 RTM

 

Comments
  • thanks alot this saved my day :)

  • Very helpful indeed -- pity this isn't easy to find elsewhere.

  • Excelent !!!

    Thk...

  • Do you know somethng similar for Lync 2010?

  • @Jose Luis

    Depending on what you're looking for (HKLM\SOFTWARE\Microsoft\Real-Time Communications) and its subkeys will provide some of the same information.

Your comment has been posted.   Close
Thank you, your comment requires moderation so it may take a while to appear.   Close
Leave a Comment