Now that we are familiar with monitoring using Zabbix agents and the agentless method, let's explore an additional method that does not require Zabbix agent installation, even though it needs an agent of some kind anyway. Simple Network Management Protocol (SNMP) is a well-established and popular network-monitoring solution. We'll learn to configure and use SNMP with Zabbix, including SNMP polling and trap receiving.
Being more than two-decades old, SNMP has had the time to become widespread across a whole range of networked devices. Although the name implies management functionality, it's mostly used for monitoring. As the first versions had security drawbacks, the ability to modify configuration over SNMP did not become as popular as its read-only counterpart.
SNMP as the primary monitoring solution is especially popular in embedded devices...