In this recipe, we'll learn how to use the
check_snmp plugin to monitor the output made by SNMP (Simple Network Management Protocol) requests.
Despite its name, SNMP is not really a very simple protocol. However, it's a very common method for accessing information on many kinds of networked devices, including monitoring boards, usage meters, and storage appliances as well as workstations, servers, and routing equipment.
Because SNMP is so widely supported and typically able to produce such a large volume of information to trusted hosts, it's an excellent way of gathering information from hosts that's not otherwise retrievable from network services. For example, while checking for a PING response from a large ...