Fortinet Monitoring Plugins
Monitor FortiGate firewalls, FortiOS appliances, and Fortinet access points with dedicated Icinga check plugins.
Fortinet is a leading network security vendor powering enterprise firewalls and infrastructure worldwide. These plugins enable deep monitoring of FortiGate appliances via SNMP and REST API—covering CPU, memory, network I/O, HA clusters, hardware sensors, firewall stats, firmware lifecycle, and AP utilization.

Fortigate Dead Gateway Check
Monitors Fortigate firewall dead gateways via SNMP with packet loss and RTT thresholds
FortiOS CPU Usage Check
Monitors CPU usage on FortiGate appliances running FortiOS via REST API for Icinga
FortiOS Firewall Stats Check
Icinga check plugin to monitor FortiGate firewall policy traffic statistics via FortiOS REST API
FortiOS HA Cluster Status Check
Monitors FortiGate HA cluster status and member count via FortiOS REST API
FortiOS Hardware Sensor Check
Checks hardware sensor readings (temperature, voltage, fan speed) on FortiGate appliances via FortiOS REST API
FortiOS Memory Usage Check
Monitors memory usage on FortiGate appliances running FortiOS via REST API
FortiOS Network I/O Check
Monitors network I/O and link states on FortiGate appliances running FortiOS via REST API
FortiOS Version Check
Icinga plugin to check FortiOS version for end-of-life status and available updates
Meru/Fortinet AP Utilization Check
Monitors Meru/Fortinet access point utilization via SNMP for Icinga
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