This section covers notifications in more depth and describes the details of how Nagios can tell other people about what is happening. We will discuss a simple approach, as well as a more complex approach on how notifications can make your life easier.

Probably, most people already know that a plain email notification about a problem may not always be the right thing to do. As people's inboxes get cluttered with emails, the usual approach is to create rules to move certain messages that they don't even look at to separate folders. There's a pretty good chance that if people start getting a lot of notifications that they won't need to react to, they'll simply ask their favorite mailing program to move these messages into a 'do not look in here unless you have plenty of time' folder. Moreover, in such cases, if there is an issue they should be handling, they will most probably not even see the notification email.

This section talks about the things that can be implemented...