Changed references of eDirectory™ 8.7.3 to eDirectory 8.7.3 or later.
Changed references of iManager to iManager 2.7.1.
Revised the Migration section and moved it to the OES 2 SP2: Migration Tool Administration Guide.
Added the Virtualization Chapter.
Updated the front file to the latest template structure.
Edited the content for minor changes such as SubToc.
Changed the graphic file format to png.