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Ensure that your application server (hosting the STServerService and STServerWeb applications) can communicate with your Active Directory on the appropriate ports:
LDAP uses TCP
389LDAPS uses TCP
636
Test that you have the correct settings
Use Softrip's LDAP tester application to check that you have the appropriate settings:
https://wwwdownload.softrip.com/download/stn/LDAPSTester.exe
Softrip Global Settings
This section describes the global Softrip settings to indicate the Active Directory endpoint to use for authentication.
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