Nagios Core Administration Cookbook - Second Edition

Creating a new hostgroup

In this recipe, you'll learn how to create a new hostgroup; in this case, to group two web servers together. It is useful to have distinct groups of hosts that might have different properties, such as being monitored by different teams or running different types of monitored services. It also allows us to view a group breakdown in the Nagios Core web interface and to apply a single service to a whole group of hosts rather than doing so individually. This means that all we would have to do to get a new host monitored in the same way as all the other hosts would be to add it to the group, rather than having to specify the configuration manually.

Getting ready

You should have a working Nagios Core 4.0 or better server running ...