With IPHost Network Monitor you can run simple snmp requests against a Fortinet device in your network.
fnSysNetworkIfIp
fn Sys Network If Ip
1.3.6.1.4.1.12356.1.3.1.1.3
Each interface must be assigned an IP address.
Back to FORTINET-MIB MIB page.
IPHost Network monitor allows you to monitor fnSysNetworkIfIp 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.