Monitor any possible performance metrics and incidents in your network:

Network performance

Network bandwidth usage

Packet loss rate

Interface errorrate

High CPU or memory utilization

Number of tcp connections is anomaly high for this day of the week

Aggregate throughput of core routers is low

 

Network health

Link is down

System status is in warning/critical state

Device temperature is too high / too low

Power supply is in critical state

Free disk space is low

Fan is in critical state

No SNMP data collection

 

Configuration changes

New device added or removed

Network module is added, removed or replaced

Firmware has been upgraded

Device serial number has changed

Interface has changed to lower speed or half-duplex mode

This is a sample list of network-related metrics and incidents, monitored by Zabbix out of the box. See the full list in template descriptions. You can extend/customize the scope of monitored objects by adding new items, writing custom data collection scripts, building custom templates, etc.