FaxBack NET SatisFAXtion 8.6 - Installation Guide - Manual (Page 13)

NET SatisFAXtion 8.6 Installation Guide — Page 13
Next, Setup will check to see if the server has Microsoft SQL Server 2005 Express or Microsoft SQL Server Desktop Engine.
If not, Setup will install Microsoft SQL Server 2005 Express.
The installation of Microsoft SQL Server Desktop Engine may take a while.