In order to allow flexible configuration of machines, Nagios offers a powerful inheritance functionality. The main concept is that administrators can set up templates that define common parameters and reuse them in actual host or service definitions. The mechanism even offers the possibility to create templates that inherit parameters from other templates.
Templates are regular Nagios objects that have the
register directive and set it to
0. This means that they will not be registered as an actual host or service that needs to be monitored. Objects that inherit parameters from a template or another host should have a
use directive pointing to the short name of the template object they are using.
When defining a template, ...