help!

Hi Reynolds

This tech tip should help.

https://community.fortinet.com/t5/FortiGate/Technical-Tip-Interface-speed-test-on-the-firewall-for-the/ta-p/191988

Hello @Reynolds ,

An interface speed test can be performed on WAN interfaces from the GUI.
The results of the test can be added to the interface's estimated bandwidth.

Please check below article for reference
https://community.fortinet.com/t5/FortiGate/Technical-Tip-Interface-speed-test-on-the-firewall-for-the/ta-p/191988

Thanks

Pavan