Open NAC Sensor Monitoring

We defined and strongly recommend to have in place monitoring process for every Role (Sensor, Core, Analytics) in any productive environment.

We classify and define different monitoring methods:

• System resources where is monitored hardware performance and its status.
• External services availability where those are checked from outside.
• Processes that are up and running along with its related events.

In order to understand better how to monitor openNAC Sensor we recommend to review openNAC Sensor Architecture section

• System resources:

  • CPU use
  • Memory use
  • Network use
  • Disk performace and its use

• External Services: Check service availability:

  • openNAC Sensor doesnt provide any external services, the sensor sends information to openNAC Analytics as main fuction.

• Processes to be monitored.

  • bro
  • logstash