Chapter 2. Active Monitoring of Your Devices

Now that you have a working Zabbix setup, it's time to take a look at your network and figure out the components that you want to monitor, the kind of data you want to collect, and the conditions under which you want to be notified about problems and state changes.

It would be impossible for any book on this topic to fully cover all the different kinds of network appliances and topologies and all the different monitoring scenarios that a network administrator might need as every environment has its own specific quirks that a good monitoring solution has to account for. This chapter will offer you a few examples of the different monitoring possibilities Zabbix can achieve by relying on different methods and protocols. You'll see how to query your network from the data link layer up to routing and network flow using ICMP, SNMP, and log parsing facilities to collect your measurements.

You'll learn how to extract meaningful...