This article explains how to accurately determine the build of the CA XOsoft Control Service.
Open windows explorer on the server you installed the control service on
Navigate to the installation directory (by default it is: c:\program files\ca\xosoft\manager)
Locate the file named 'ws_man.exe'
Right click on the file and go to properties
Next click on the 'version' tab, the build number is located at the top next to 'file version:'
Components: XOSOFT Replication: 12.0, 12.5
Last Modified Date: 12/29/2009
Document ID: TEC505165