Technical Tip: How to stop and restart the IPS engine, verify status

[mpeddalla]

Description	This article describes how to stop and restart the IPS engine.
Scope	FortiGate.
Solution	There are scenarios where it is necessary to disable/stop/restart the IPS engine to optimize high CPU or memory. To verify the status of the IPS engine: diagnose test application ipsmonitor 1 It is possible to see some status of the IPS engine. In the Below screenshot, it is possible to see the information to start and stop the IPS engine: To stop the IPS engine, run this CLI command: diagnose test application ipsmonitor 98 Verify if the IPSengine is stopped or not diagnose sys top 1 20   <----- Ctrl+c to stop debug (by checking whether the daemon is running or not). diagnose test application ipsmonitor 1   In the below screenshot, the information status is missing which was visible in image 1. To restart  the IPSengine, run this CLI command: diagnose test application ipsmonitor 99 To start the IPS engine service back, run the below CLI command: diagnose test application ipsmonitor 97 Verify if the IPS engine works or not by running the below CLI command: diagnose test application ipsmonitor 1