With IPHost Network Monitor you can run simple snmp requests against a Fortinet device in your network.
fnLogToLocalState
fn Log To Local State
1.3.6.1.4.1.12356.9.1.5
Turn on/off sending log to local memory or hard disk
Back to FORTINET-MIB MIB page.
IPHost Network monitor allows you to monitor fnLogToLocalState on Fortinet device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Fortinet firewalls right now.