It will take parameters for number of days, weeks, months, or years that you want to go back in time. It will take that and pull all devices that have not logged into AD since that time and remove them from AD and SCCM. There is also a parameter for search base, which is the OU of AD that you want to look in. It includes all of the same help items as well.
Using SCUP to Create 3rd Party Updates: Publish an Update
This post is part of an ongoing series about using SCUP to publish 3rd party updates in MEMCM. For a