Nagios can leverage multiple solutions to monitor resources on remote machines—such as disk usage, swap, or other metrics.
In this chapter, we have learned the following items:
The next chapter talks about Simple Network Management Protocol (SNMP), which is a protocol for monitoring and managing various types of devices connected to a network. The protocol supports both querying the device as well as receiving information from the devices regarding the failure. The SNMP protocol is used by a large variety of devices, from network switches and routers to mainframe servers.