How to Use the Bulk Host Cloning and Import Wizard in Nagios XI

Nagios XI includes a Bulk Host Cloning and Import wizard that enables you to easily clone existing hosts/services or import them from CSV, and quickly configure monitoring at scale with templates, host/service groups, contacts, and time periods.

You can also refer to this documentation for full details:

Here is a direct link to the PDF as well:

How To Use The Nagios XI Bulk Host Cloning and Import Wizard