This article applies as of PRTG 24
Is it possible to add PRTG to an existing Open LDAP instance so that it gets its users from there?
It is not currently possible to connect PRTG to an Open LDAP Software.
If you are interested in seeing this feature, please submit a feature request ticket to the Paessler Help Desk and keep an eye on the PRTG Roadmap for upcoming developments.
Disclaimer:
The information in the Paessler Knowledge Base comes without warranty of any kind. Use at your own risk. Before applying any instructions please exercise proper system administrator housekeeping. You must make sure that a proper backup of all your data is available.