IsArchiveFunctionalityEnabled (True | False)

True: The archive search is active by force. The status button under "Archive Search Settings" is grayed out and is set to "On".
False: The status button is not grayed out and can be switched between "On" and "Off" by the user.

DefaultArchiveServiceHost (IP | Host name)

Here is the name of the host to which the Exchange Server Toolbox connects for the archive search. If this settings exists the "Server Auto Discovery" button and the "Server" text field are grayed out. They are set to "Off" and filled with the IP/host name, respectively.

DefaultTenantID (ID found in Exchange Server Toolbox)

This is the ID of the client whose archive is to be accessed. The ID can be found in the Exchange Server Toolbox. Without this setting, the main archive is automatically used. With this setting the "Tenant ID" text field is grayed out. It contains the set tenant ID.

IsSpamFunctionalityEnabled (True | False)

True: The spam filter is active by force. The status button under "Spam training settings" is grayed out and is set to "On".
False: The status button is not grayed out and can be switched between "On" and "Off" by the user.

DefaultSpamServiceHost (IP | Host name)

Here is the name of the host that the Exchange Server Toolbox uses for the spam test. If this settings exists the "Server Auto Discovery" button and the "Server" text field are grayed out. They are set to "Off" and filled with the IP/host name, respectively.

ForceNTLMArchiveAuth (True | False)

Only needs to be changed if the Archive authenthication does not work for Windows users with the default value true, tries to use Kerberos windows authenthication

ArchiveServiceKerberosUPN

User under which the Exchange Server Toolbox service runs on the server in format "user@company.xy" or Domain\User, only required if ForceNTLMArchiveAuth is set to False and the authenthication does not work without providing a user