With IPHost Network Monitor you can run simple snmp requests against a Fortinet device in your network.
fnUserLocalRadiusSrv
fn User Local Radius Srv
1.3.6.1.4.1.12356.3.1.1.6
If the local user is a user on Radius server, this entry is the name of the Radius server that has been created in the radius server table
Back to FORTINET-MIB MIB page.
IPHost Network monitor allows you to monitor fnUserLocalRadiusSrv on Fortinet device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Fortinet switches right now.